Hieracium aurantiacum: European hawkweed having flower heads with bright orange-red rays; a troublesome weed especially as naturalized in northeastern North America; sometimes placed in genus Hieracium


mouse-ear hawkweed: European hawkweed having soft hairy leaves; sometimes placed in genus Hieracium


Pilosella officinarum: European hawkweed having soft hairy leaves; sometimes placed in genus Hieracium


Hieracium pilocella: European hawkweed having soft hairy leaves; sometimes placed in genus Hieracium


Piqueria: small genus of tropical American perennial herbs or subshrubs with white to pale yellow flowers; often included in genus Stevia


genus Piqueria: small genus of tropical American perennial herbs or subshrubs with white to pale yellow flowers; often included in genus Stevia


stevia: any plant of the genus Piqueria or the closely related genus Stevia


Prenanthes: genus of North American and Asiatic perennial herbs having pinnatisect leaves small heads of drooping yellowish to purple flowers; sometimes includes species often placed in genus Nabalus


genus Prenanthes: genus of North American and Asiatic perennial herbs having pinnatisect leaves small heads of drooping yellowish to purple flowers; sometimes includes species often placed in genus Nabalus


rattlesnake root: herb of central and southern Europe having purple florets


Prenanthes purpurea: herb of central and southern Europe having purple florets


genus Pteropogon: genus of Australian and South African herbs including some from genus Helipterum


pteropogon: southern Australian plant having feathery hairs surrounding the fruit


Pteropogon humboltianum: southern Australian plant having feathery hairs surrounding the fruit


Pulicaria: genus of temperate Old World herbs: fleabane


genus Pulicaria: genus of temperate Old World herbs: fleabane


fleabane: hairy perennial Eurasian herb with yellow daisylike flowers reputed to destroy or drive away fleas


feabane mullet: hairy perennial Eurasian herb with yellow daisylike flowers reputed to destroy or drive away fleas


Pulicaria dysenterica: hairy perennial Eurasian herb with yellow daisylike flowers reputed to destroy or drive away fleas


Pyrethrum: used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum


genus Pyrethrum: used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum


Raoulia: genus of low-growing mat-forming New Zealand plants; in some classifications includes species placed in genus Haastia


genus Raoulia: genus of low-growing mat-forming New Zealand plants; in some classifications includes species placed in genus Haastia


sheep plant: perennial prostrate mat-forming herb with hoary woolly foliage


vegetable sheep: perennial prostrate mat-forming herb with hoary woolly foliage


Raoulia lutescens: perennial prostrate mat-forming herb with hoary woolly foliage


Raoulia australis: perennial prostrate mat-forming herb with hoary woolly foliage


Ratibida: genus of perennial wildflowers of North American plains and prairies; often cultivated for their showy flower heads


genus Ratibida: genus of perennial wildflowers of North American plains and prairies; often cultivated for their showy flower heads


coneflower: a wildflower of the genus Ratibida


Mexican hat: coneflower with flower heads resembling a Mexican hat with a tall red-brown disk and drooping yellow or yellow and red-brown rays; grows in the great plains along base of Rocky Mountains


Ratibida columnaris: coneflower with flower heads resembling a Mexican hat with a tall red-brown disk and drooping yellow or yellow and red-brown rays; grows in the great plains along base of Rocky Mountains


long-head coneflower: plant similar to the Mexican hat coneflower; from British Columbia to New Mexico


prairie coneflower: plant similar to the Mexican hat coneflower; from British Columbia to New Mexico


Ratibida columnifera: plant similar to the Mexican hat coneflower; from British Columbia to New Mexico


prairie coneflower: coneflower of central to southwestern United States


Ratibida tagetes: coneflower of central to southwestern United States


genus Rhodanthe: genus of xerophytic herbs and shrubs of South Africa and Australia; sometimes included in genus Helipterum


Swan River everlasting: Australian annual everlasting having light pink nodding flower heads; sometimes placed in genus Helipterum


rhodanthe: Australian annual everlasting having light pink nodding flower heads; sometimes placed in genus Helipterum


Rhodanthe manglesii: Australian annual everlasting having light pink nodding flower heads; sometimes placed in genus Helipterum


Helipterum manglesii: Australian annual everlasting having light pink nodding flower heads; sometimes placed in genus Helipterum


Rudbeckia: North American perennial herbs with showy cone-shaped flower heads


genus Rudbeckia: North American perennial herbs with showy cone-shaped flower heads


coneflower: any of various plants of the genus Rudbeckia cultivated for their large usually yellow daisies with prominent central cones


black-eyed Susan: the state flower of Maryland; of central and southeastern United States; having daisylike flowers with dark centers and yellow to orange rays


Rudbeckia hirta: the state flower of Maryland; of central and southeastern United States; having daisylike flowers with dark centers and yellow to orange rays


Rudbeckia serotina: the state flower of Maryland; of central and southeastern United States; having daisylike flowers with dark centers and yellow to orange rays


cutleaved coneflower: tall leafy plant with erect branches ending in large yellow flower heads with downward-arching rays; grow in Rocky Mountains south to Arizona and east to the Atlantic coast


Rudbeckia laciniata: tall leafy plant with erect branches ending in large yellow flower heads with downward-arching rays; grow in Rocky Mountains south to Arizona and east to the Atlantic coast


golden glow: very tall branching herb with showy much-doubled yellow flower heads


double gold: very tall branching herb with showy much-doubled yellow flower heads


hortensia: very tall branching herb with showy much-doubled yellow flower heads


Rudbeckia laciniata hortensia: very tall branching herb with showy much-doubled yellow flower heads


Santolina: genus of Mediterranean subshrubs with rayless flower heads


genus Santolina: genus of Mediterranean subshrubs with rayless flower heads


lavender cotton: branching aromatic Mediterranean shrub with woolly stems and leaves and yellow flowers


Santolina chamaecyparissus: branching aromatic Mediterranean shrub with woolly stems and leaves and yellow flowers


Sanvitalia: small genus of tropical American annual herbs: creeping zinnia


genus Sanvitalia: small genus of tropical American annual herbs: creeping zinnia


creeping zinnia: low-branching leafy annual with flower heads resembling zinnias; found in southwestern United States and Mexico to Guatemala


Sanvitalia procumbens: low-branching leafy annual with flower heads resembling zinnias; found in southwestern United States and Mexico to Guatemala


Saussurea: genus of herbs of temperate and cool regions of Eurasia


genus Saussurea: genus of herbs of temperate and cool regions of Eurasia


costusroot: annual herb of the eastern Himalayas (Kashmir) having purple florets and a fragrant root that yields a volatile oil used in perfumery and for preserving furs


Saussurea costus: annual herb of the eastern Himalayas (Kashmir) having purple florets and a fragrant root that yields a volatile oil used in perfumery and for preserving furs


Saussurea lappa: annual herb of the eastern Himalayas (Kashmir) having purple florets and a fragrant root that yields a volatile oil used in perfumery and for preserving furs


Scolymus: small genus of thistlelike herbs of the Mediterranean region


genus Scolymus: small genus of thistlelike herbs of the Mediterranean region


golden thistle: any of several spiny Mediterranean herbs of the genus Scolymus having yellow flower heads


Spanish oyster plant: a golden thistle of southwestern Europe cultivated for its edible sweet roots and edible leaves and stalks; its yellow flowers are used as a substitute for saffron


Scolymus hispanicus: a golden thistle of southwestern Europe cultivated for its edible sweet roots and edible leaves and stalks; its yellow flowers are used as a substitute for saffron


Senecio: enormous and diverse cosmopolitan genus of trees and shrubs and vines and herbs including many weeds


genus Senecio: enormous and diverse cosmopolitan genus of trees and shrubs and vines and herbs including many weeds


nodding groundsel: plant with erect leafy stems bearing clusters of rayless yellow flower heads on bent individual stalks; moist regions of southwestern United States


Senecio bigelovii: plant with erect leafy stems bearing clusters of rayless yellow flower heads on bent individual stalks; moist regions of southwestern United States


dusty miller: stiff much-branched perennial of the Mediterranean region having very white woolly stems and leaves


Senecio cineraria: stiff much-branched perennial of the Mediterranean region having very white woolly stems and leaves


Cineraria maritima: stiff much-branched perennial of the Mediterranean region having very white woolly stems and leaves


threadleaf groundsel: bluish-green bushy leafy plant covered with close white wool and bearing branched clusters of yellow flower heads; southwestern United States; toxic to range livestock


Senecio doublasii: bluish-green bushy leafy plant covered with close white wool and bearing branched clusters of yellow flower heads; southwestern United States; toxic to range livestock


butterweed: American ragwort with yellow flowers


ragwort: American ragwort with yellow flowers


Senecio glabellus: American ragwort with yellow flowers


ragwort: widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity


tansy ragwort: widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity


ragweed: widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity


benweed: widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity


Senecio jacobaea: widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity


arrowleaf groundsel: perennial with sharply toothed triangular leaves on leafy stems bearing a cluster of yellow flower heads; moist places in mountains of western North America


Senecio triangularis: perennial with sharply toothed triangular leaves on leafy stems bearing a cluster of yellow flower heads; moist places in mountains of western North America


groundsel: Eurasian weed with heads of small yellow flowers


Senecio vulgaris: Eurasian weed with heads of small yellow flowers


genus Scorzonera: genus of narrow-leaved European herbs


black salsify: perennial south European herb having narrow entire leaves and solitary yellow flower heads and long black edible roots shaped like carrots


viper's grass: perennial south European herb having narrow entire leaves and solitary yellow flower heads and long black edible roots shaped like carrots


scorzonera: perennial south European herb having narrow entire leaves and solitary yellow flower heads and long black edible roots shaped like carrots


Scorzonera hispanica: perennial south European herb having narrow entire leaves and solitary yellow flower heads and long black edible roots shaped like carrots


Sericocarpus: small genus of herbs of the eastern United States: white-topped asters


genus Sericocarpus: small genus of herbs of the eastern United States: white-topped asters


white-topped aster: herb having corymbose white-rayed flowers with scaly bracts and silky indehiscent fruits


narrow-leaved white-topped aster: a variety of white-topped aster


Seriphidium: woody plants grown chiefly for their silver or grey and often aromatic foliage; formerly included in the genus Artemisia


genus Seriphidium: woody plants grown chiefly for their silver or grey and often aromatic foliage; formerly included in the genus Artemisia


silver sage: low much-branched perennial of western United States having silvery leaves; an important browse and shelter plant


silver sagebrush: low much-branched perennial of western United States having silvery leaves; an important browse and shelter plant


grey sage: low much-branched perennial of western United States having silvery leaves; an important browse and shelter plant


gray sage: low much-branched perennial of western United States having silvery leaves; an important browse and shelter plant


Seriphidium canum: low much-branched perennial of western United States having silvery leaves; an important browse and shelter plant


Artemisia cana: low much-branched perennial of western United States having silvery leaves; an important browse and shelter plant


sea wormwood: plants of western and northern European coasts


Seriphidium maritimum: plants of western and northern European coasts


Artemisia maritima: plants of western and northern European coasts


big sagebrush: aromatic shrub of arid regions of western North America having hoary leaves


blue sage: aromatic shrub of arid regions of western North America having hoary leaves


Seriphidium tridentatum: aromatic shrub of arid regions of western North America having hoary leaves


Artemisia tridentata: aromatic shrub of arid regions of western North America having hoary leaves


Serratula: genus of Old World perennial herbs with spirally arranged toothed leaves


genus Serratula: genus of Old World perennial herbs with spirally arranged toothed leaves


sawwort: European perennial whose serrate leaves yield a yellow dye


Serratula tinctoria: European perennial whose serrate leaves yield a yellow dye


Silphium: tall North American perennial herbs


genus Silphium: tall North American perennial herbs


rosinweed: North American perennial having a resinous odor and yellow flowers


Silphium laciniatum: North American perennial having a resinous odor and yellow flowers


Silybum: small genus of east African herbs


genus Silybum: small genus of east African herbs


milk thistle: tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America


lady's thistle: tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America


Our Lady's mild thistle: tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America


holy thistle: tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America


blessed thistle: tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America


Silybum marianum: tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America


Solidago: goldenrod


genus Solidago: goldenrod


goldenrod: any of numerous chiefly summer-blooming and fall-blooming North American plants especially of the genus Solidago


silverrod: plant of eastern North America having creamy white flowers


Solidago bicolor: plant of eastern North America having creamy white flowers


meadow goldenrod: large North American goldenrod having showy clusters of yellow flowers on arching branches; often a weed


Canadian goldenrod: large North American goldenrod having showy clusters of yellow flowers on arching branches; often a weed


Solidago canadensis: large North American goldenrod having showy clusters of yellow flowers on arching branches; often a weed


Missouri goldenrod: similar to meadow goldenrod but usually smaller


Solidago missouriensis: similar to meadow goldenrod but usually smaller


alpine goldenrod: goldenrod similar to narrow goldenrod but having bristly hairs on edges of leaf stalks; mountainous regions of western America


Solidago multiradiata: goldenrod similar to narrow goldenrod but having bristly hairs on edges of leaf stalks; mountainous regions of western America


grey goldenrod: a dyer's weed of Canada and the eastern United States having yellow flowers sometimes used in dyeing


gray goldenrod: a dyer's weed of Canada and the eastern United States having yellow flowers sometimes used in dyeing


Solidago nemoralis: a dyer's weed of Canada and the eastern United States having yellow flowers sometimes used in dyeing


Blue Mountain tea: goldenrod of eastern America having aromatic leaves from which a medicinal tea is made


sweet goldenrod: goldenrod of eastern America having aromatic leaves from which a medicinal tea is made


Solidago odora: goldenrod of eastern America having aromatic leaves from which a medicinal tea is made


dyer's weed: eastern North American herb whose yellow flowers are (or were) used in dyeing


Solidago rugosa: eastern North American herb whose yellow flowers are (or were) used in dyeing


seaside goldenrod: vigorous showy goldenrod common along eastern coast and Gulf Coast of North America


beach goldenrod: vigorous showy goldenrod common along eastern coast and Gulf Coast of North America


Solidago sempervirens: vigorous showy goldenrod common along eastern coast and Gulf Coast of North America


narrow goldenrod: western American goldenrod with long narrow clusters of small yellow flowers


Solidago spathulata: western American goldenrod with long narrow clusters of small yellow flowers


Boott's goldenrod: a variety of goldenrod


Elliott's goldenrod: a variety of goldenrod


Ohio goldenrod: a variety of goldenrod


rough-stemmed goldenrod: a variety of goldenrod


showy goldenrod: a variety of goldenrod


tall goldenrod: a variety of goldenrod


zigzag goldenrod: a variety of goldenrod


broad leaved goldenrod: a variety of goldenrod


Sonchus: sow thistles


genus Sonchus: sow thistles


sow thistle: any of several Old World coarse prickly-leaved shrubs and subshrubs having milky juice and yellow flowers; widely naturalized; often noxious weeds in cultivated soil


milk thistle: any of several Old World coarse prickly-leaved shrubs and subshrubs having milky juice and yellow flowers; widely naturalized; often noxious weeds in cultivated soil


milkweed: annual Eurasian sow thistle with soft spiny leaves and rayed yellow flower heads


Sonchus oleraceus: annual Eurasian sow thistle with soft spiny leaves and rayed yellow flower heads


Stenotus: genus of western North American low evergreen shrubs growing in dense tufts


genus Stenotus: genus of western North American low evergreen shrubs growing in dense tufts


stemless golden weed: dark green erect herb of northwestern United States and southwestern Canada having stiff leaves in dense tufts and yellow flower heads; sometimes placed in genus Haplopappus


Stenotus acaulis: dark green erect herb of northwestern United States and southwestern Canada having stiff leaves in dense tufts and yellow flower heads; sometimes placed in genus Haplopappus


Haplopappus acaulis: dark green erect herb of northwestern United States and southwestern Canada having stiff leaves in dense tufts and yellow flower heads; sometimes placed in genus Haplopappus


genus Stevia: genus of shrubs and herbs of tropical and warm Americas


stevia: any plant of the genus Stevia or the closely related genus Piqueria having glutinous foliage and white or purplish flowers; Central and South America


Stokesia: one species: stokes' aster


genus Stokesia: one species: stokes' aster


stokes' aster: erect perennial of southeastern United States having large heads of usually blue flowers


cornflower aster: erect perennial of southeastern United States having large heads of usually blue flowers


Stokesia laevis: erect perennial of southeastern United States having large heads of usually blue flowers


Tageteste: marigolds


genus Tagetes: marigolds


marigold: any of various tropical American plants of the genus Tagetes widely cultivated for their showy yellow or orange flowers


African marigold: a stout branching annual with large yellow to orange flower heads; Mexico and Central America


big marigold: a stout branching annual with large yellow to orange flower heads; Mexico and Central America


Aztec marigold: a stout branching annual with large yellow to orange flower heads; Mexico and Central America


Tagetes erecta: a stout branching annual with large yellow to orange flower heads; Mexico and Central America


French marigold: strong-scented bushy annual with orange or yellow flower heads marked with red; Mexico and Guatemala


Tagetes patula: strong-scented bushy annual with orange or yellow flower heads marked with red; Mexico and Guatemala


Tanacetum: a large genus of plants resembling chrysanthemums; comprises some plants often included in other genera especially genus Chrysanthemum


genus Tanacetum: a large genus of plants resembling chrysanthemums; comprises some plants often included in other genera especially genus Chrysanthemum


costmary: tansy-scented Eurasian perennial herb with buttonlike yellow flowers; used as potherb or salad green and sometimes for potpourri or tea or flavoring; sometimes placed in genus Chrysanthemum


alecost: tansy-scented Eurasian perennial herb with buttonlike yellow flowers; used as potherb or salad green and sometimes for potpourri or tea or flavoring; sometimes placed in genus Chrysanthemum


bible leaf: tansy-scented Eurasian perennial herb with buttonlike yellow flowers; used as potherb or salad green and sometimes for potpourri or tea or flavoring; sometimes placed in genus Chrysanthemum


mint geranium: tansy-scented Eurasian perennial herb with buttonlike yellow flowers; used as potherb or salad green and sometimes for potpourri or tea or flavoring; sometimes placed in genus Chrysanthemum


balsam herb: tansy-scented Eurasian perennial herb with buttonlike yellow flowers; used as potherb or salad green and sometimes for potpourri or tea or flavoring; sometimes placed in genus Chrysanthemum


Tanacetum balsamita: tansy-scented Eurasian perennial herb with buttonlike yellow flowers; used as potherb or salad green and sometimes for potpourri or tea or flavoring; sometimes placed in genus Chrysanthemum


Chrysanthemum balsamita: tansy-scented Eurasian perennial herb with buttonlike yellow flowers; used as potherb or salad green and sometimes for potpourri or tea or flavoring; sometimes placed in genus Chrysanthemum


camphor dune tansy: densely hairy plant with rayless flowers; San Francisco Bay area


Tanacetum camphoratum: densely hairy plant with rayless flowers; San Francisco Bay area


painted daisy: spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers; source of an insecticide; sometimes placed in genus Chrysanthemum


pyrethrum: spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers; source of an insecticide; sometimes placed in genus Chrysanthemum


Tanacetum coccineum: spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers; source of an insecticide; sometimes placed in genus Chrysanthemum


Chrysanthemum coccineum: spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers; source of an insecticide; sometimes placed in genus Chrysanthemum


pyrethrum: white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum


Dalmatian pyrethrum: white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum


Dalmatia pyrethrum: white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum


Tanacetum cinerariifolium: white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum


Chrysanthemum cinerariifolium: white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum


pyrethrum: made of dried flower heads of pyrethrum plants


northern dune tansy: lightly hairy rhizomatous perennial having aromatic feathery leaves and stems bearing open clusters of small buttonlike yellow flowers; sand dunes of Pacific coast of North America


Tanacetum douglasii: lightly hairy rhizomatous perennial having aromatic feathery leaves and stems bearing open clusters of small buttonlike yellow flowers; sand dunes of Pacific coast of North America


feverfew: bushy aromatic European perennial herb having clusters of buttonlike white-rayed flower heads; valued traditionally for medicinal uses; sometimes placed in genus Chrysanthemum


Tanacetum parthenium: bushy aromatic European perennial herb having clusters of buttonlike white-rayed flower heads; valued traditionally for medicinal uses; sometimes placed in genus Chrysanthemum


Chrysanthemum parthenium: bushy aromatic European perennial herb having clusters of buttonlike white-rayed flower heads; valued traditionally for medicinal uses; sometimes placed in genus Chrysanthemum


dusty miller: shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down; sometimes placed in genus Chrysanthemum


silver-lace: shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down; sometimes placed in genus Chrysanthemum


silver lace: shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down; sometimes placed in genus Chrysanthemum


Tanacetum ptarmiciflorum: shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down; sometimes placed in genus Chrysanthemum


Chrysanthemum ptarmiciflorum: shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down; sometimes placed in genus Chrysanthemum


tansy: common perennial aromatic herb native to Eurasia having buttonlike yellow flower heads and bitter-tasting pinnate leaves sometimes used medicinally


golden buttons: common perennial aromatic herb native to Eurasia having buttonlike yellow flower heads and bitter-tasting pinnate leaves sometimes used medicinally


scented fern: common perennial aromatic herb native to Eurasia having buttonlike yellow flower heads and bitter-tasting pinnate leaves sometimes used medicinally


Tanacetum vulgare: common perennial aromatic herb native to Eurasia having buttonlike yellow flower heads and bitter-tasting pinnate leaves sometimes used medicinally


Taraxacum: an asterid dicot genus of the family Compositae including dandelions


genus Taraxacum: an asterid dicot genus of the family Compositae including dandelions


dandelion: any of several herbs of the genus Taraxacum having long tap roots and deeply notched leaves and bright yellow flowers followed by fluffy seed balls


blowball: any of several herbs of the genus Taraxacum having long tap roots and deeply notched leaves and bright yellow flowers followed by fluffy seed balls


common dandelion: Eurasian plant widely naturalized as a weed in North America; used as salad greens and to make wine


Taraxacum ruderalia: Eurasian plant widely naturalized as a weed in North America; used as salad greens and to make wine


Taraxacum officinale: Eurasian plant widely naturalized as a weed in North America; used as salad greens and to make wine


dandelion green: the foliage of the dandelion plant


Russian dandelion: perennial dandelion native to Kazakhstan cultivated for its fleshy roots that have high rubber content


kok-saghyz: perennial dandelion native to Kazakhstan cultivated for its fleshy roots that have high rubber content


kok-sagyz: perennial dandelion native to Kazakhstan cultivated for its fleshy roots that have high rubber content


Taraxacum kok-saghyz: perennial dandelion native to Kazakhstan cultivated for its fleshy roots that have high rubber content


Tetraneuris: genus of hairy yellow-flowered plants of the western United States


genus Tetraneuris: genus of hairy yellow-flowered plants of the western United States


stemless hymenoxys: perennial having tufted basal leaves and short leafless stalks each bearing a solitary yellow flower head; dry hillsides and plains of west central North America


Tetraneuris acaulis: perennial having tufted basal leaves and short leafless stalks each bearing a solitary yellow flower head; dry hillsides and plains of west central North America


Hymenoxys acaulis: perennial having tufted basal leaves and short leafless stalks each bearing a solitary yellow flower head; dry hillsides and plains of west central North America


old man of the mountain: whitish hairy plant with featherlike leaves and a few stout stems each bearing an especially handsome solitary large yellow flower head; mountainous regions north central United States


alpine sunflower: whitish hairy plant with featherlike leaves and a few stout stems each bearing an especially handsome solitary large yellow flower head; mountainous regions north central United States


Tetraneuris grandiflora: whitish hairy plant with featherlike leaves and a few stout stems each bearing an especially handsome solitary large yellow flower head; mountainous regions north central United States


Hymenoxys grandiflora: whitish hairy plant with featherlike leaves and a few stout stems each bearing an especially handsome solitary large yellow flower head; mountainous regions north central United States


genus Tithonia: genus of robust herbs of Mexico and Central America: Mexican sunflower


Mexican sunflower: any plant of the genus Tithonia; tall coarse herbs or shrubs of Mexico to Panama having large flower heads resembling sunflowers with yellow disc florets and golden-yellow to orange-scarlet rays


tithonia: any plant of the genus Tithonia; tall coarse herbs or shrubs of Mexico to Panama having large flower heads resembling sunflowers with yellow disc florets and golden-yellow to orange-scarlet rays


Townsendia: genus of western American low tufted herbs: Easter daisy


genus Townsendia: genus of western American low tufted herbs: Easter daisy


Easter daisy: dwarf tufted nearly stemless herb having a rosette of woolly leaves and large white-rayed flower heads and bristly achenes; central Canada and United States west to Arizona


stemless daisy: dwarf tufted nearly stemless herb having a rosette of woolly leaves and large white-rayed flower heads and bristly achenes; central Canada and United States west to Arizona


Townsendia Exscapa: dwarf tufted nearly stemless herb having a rosette of woolly leaves and large white-rayed flower heads and bristly achenes; central Canada and United States west to Arizona


Tragopogon: genus of Old World herbs with linear entire leaves and yellow or purple flower heads


genus Tragopogon: genus of Old World herbs with linear entire leaves and yellow or purple flower heads


yellow salsify: European perennial naturalized throughout United States having hollow stems with a few long narrow tapered leaves and each bearing a solitary pale yellow flower


Tragopogon dubius: European perennial naturalized throughout United States having hollow stems with a few long narrow tapered leaves and each bearing a solitary pale yellow flower


salsify: Mediterranean biennial herb with long-stemmed heads of purple ray flowers and milky sap and long edible root; naturalized throughout United States


oyster plant: Mediterranean biennial herb with long-stemmed heads of purple ray flowers and milky sap and long edible root; naturalized throughout United States


vegetable oyster: Mediterranean biennial herb with long-stemmed heads of purple ray flowers and milky sap and long edible root; naturalized throughout United States


Tragopogon porrifolius: Mediterranean biennial herb with long-stemmed heads of purple ray flowers and milky sap and long edible root; naturalized throughout United States


salsify: edible root of the salsify plant


oyster plant: edible root of the salsify plant


meadow salsify: weedy European annual with yellow flowers; naturalized in United States


goatsbeard: weedy European annual with yellow flowers; naturalized in United States


shepherd's clock: weedy European annual with yellow flowers; naturalized in United States


Tragopogon pratensis: weedy European annual with yellow flowers; naturalized in United States


Trilisa: genus of herbs of southern United States


genus Trilisa: genus of herbs of southern United States


wild vanilla: perennial of southeastern United States with leaves having the fragrance of vanilla


Trilisa odoratissima: perennial of southeastern United States with leaves having the fragrance of vanilla


Tripleurospermum: small genus comprising plants often included in genus Matricaria


genus Tripleurospermum: small genus comprising plants often included in genus Matricaria


scentless camomile: ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America; sometimes included in genus Matricaria


scentless false camomile: ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America; sometimes included in genus Matricaria


scentless mayweed: ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America; sometimes included in genus Matricaria


scentless hayweed: ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America; sometimes included in genus Matricaria


corn mayweed: ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America; sometimes included in genus Matricaria


Tripleurospermum inodorum: ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America; sometimes included in genus Matricaria


Matricaria inodorum: ubiquitous European annual weed with white flowers and finely divided leaves naturalized and sometimes cultivated in eastern North America; sometimes included in genus Matricaria


turfing daisy: mat-forming perennial herb of Asia Minor; sometimes included in genus Matricaria


Tripleurospermum oreades tchihatchewii: mat-forming perennial herb of Asia Minor; sometimes included in genus Matricaria


Matricaria oreades: mat-forming perennial herb of Asia Minor; sometimes included in genus Matricaria


turfing daisy: low densely tufted perennial herb of Turkey having small white flowers; used as a ground cover in dry places; sometimes included in genus Matricaria


Tripleurospermum tchihatchewii: low densely tufted perennial herb of Turkey having small white flowers; used as a ground cover in dry places; sometimes included in genus Matricaria


Matricaria tchihatchewii: low densely tufted perennial herb of Turkey having small white flowers; used as a ground cover in dry places; sometimes included in genus Matricaria


Tussilago: genus of low creeping yellow-flowered perennial herbs of north temperate regions: coltsfoots; in some classifications includes species often placed in other genera especially Homogyne and Petasites


genus Tussilago: genus of low creeping yellow-flowered perennial herbs of north temperate regions: coltsfoots; in some classifications includes species often placed in other genera especially Homogyne and Petasites


coltsfoot: perennial herb with large rounded leaves resembling a colt's foot and yellow flowers appearing before the leaves do; native to Europe but now nearly cosmopolitan; used medicinally especially formerly


Tussilago farfara: perennial herb with large rounded leaves resembling a colt's foot and yellow flowers appearing before the leaves do; native to Europe but now nearly cosmopolitan; used medicinally especially formerly


genus Ursinia: genus of South African herbs and shrubs cultivated as ornamentals


ursinia: any of various plants of the genus Ursinia grown for their yellow- or orange- or white-rayed flowers


Verbesina: herbs and shrubs of warm North America to Mexico; includes plants formerly placed in genus Actinomeris


genus Verbesina: herbs and shrubs of warm North America to Mexico; includes plants formerly placed in genus Actinomeris


Actinomeris: used in some classification systems for plants now included in genus Verbesina


genus Actinomeris: used in some classification systems for plants now included in genus Verbesina


crownbeard: any plant of the genus Verbesina having clustered white or yellow flower heads


crown-beard: any plant of the genus Verbesina having clustered white or yellow flower heads


crown beard: any plant of the genus Verbesina having clustered white or yellow flower heads


wingstem: perennial herb with showy yellow flowers; the eastern United States


golden ironweed: perennial herb with showy yellow flowers; the eastern United States


yellow ironweed: perennial herb with showy yellow flowers; the eastern United States


golden honey plant: perennial herb with showy yellow flowers; the eastern United States


Verbesina alternifolia: perennial herb with showy yellow flowers; the eastern United States


Actinomeris alternifolia: perennial herb with showy yellow flowers; the eastern United States


cowpen daisy: coarse greyish-green annual yellow-flowered herb; southwestern United States to Mexico


golden crownbeard: coarse greyish-green annual yellow-flowered herb; southwestern United States to Mexico


golden crown beard: coarse greyish-green annual yellow-flowered herb; southwestern United States to Mexico


butter daisy: coarse greyish-green annual yellow-flowered herb; southwestern United States to Mexico


Verbesina encelioides: coarse greyish-green annual yellow-flowered herb; southwestern United States to Mexico


Ximenesia encelioides: coarse greyish-green annual yellow-flowered herb; southwestern United States to Mexico


gravelweed: perennial herb with yellow flowers; southern and south central United States


Verbesina helianthoides: perennial herb with yellow flowers; southern and south central United States


Virginia crownbeard: tall perennial herb having clusters of white flowers; the eastern United States


frostweed: tall perennial herb having clusters of white flowers; the eastern United States


frost-weed: tall perennial herb having clusters of white flowers; the eastern United States


Verbesina virginica: tall perennial herb having clusters of white flowers; the eastern United States


genus Vernonia: genus of New World tropical herbs or shrubs with terminal cymose heads of tubular flowers


ironweed: any of various plants of the genus Vernonia of tropical and warm regions of especially North America that take their name from their loose heads of purple to rose flowers that quickly take on a rusty hue


vernonia: any of various plants of the genus Vernonia of tropical and warm regions of especially North America that take their name from their loose heads of purple to rose flowers that quickly take on a rusty hue


genus Wyethia: coarse leafy perennial plants resembling sunflowers found especially in the western United States


mule's ears: balsamic-resinous herb with clumps of lanceolate leaves and stout leafy stems ending in large deep yellow flowers on long stalks; northwestern United States


Wyethia amplexicaulis: balsamic-resinous herb with clumps of lanceolate leaves and stout leafy stems ending in large deep yellow flowers on long stalks; northwestern United States


white-rayed mule's ears: herb with basal leaves and leafy hairy stems bearing solitary flower heads with white or pale cream-colored rays; northwestern United States


Wyethia helianthoides: herb with basal leaves and leafy hairy stems bearing solitary flower heads with white or pale cream-colored rays; northwestern United States


Xanthium: coarse herbs having small heads of greenish flowers followed by burrs with hooked bristles


genus Xanthium: coarse herbs having small heads of greenish flowers followed by burrs with hooked bristles


cocklebur: any coarse weed of the genus Xanthium having spiny burrs


cockle-bur: any coarse weed of the genus Xanthium having spiny burrs


cockleburr: any coarse weed of the genus Xanthium having spiny burrs


cockle-burr: any coarse weed of the genus Xanthium having spiny burrs


genus Xeranthemum: genus of annual densely hairy herbs of Mediterranean to southwestern Asia


xeranthemum: any plant of the genus Xeranthemum native to southern Europe having chaffy or silvery flower heads with purplish tubular flowers


immortelle: mostly widely cultivated species of everlasting flowers having usually purple flowers; southern Europe to Iran; naturalized elsewhere


Xeranthemum annuum: mostly widely cultivated species of everlasting flowers having usually purple flowers; southern Europe to Iran; naturalized elsewhere


genus Zinnia: genus of annual or perennial plants of tropical America having solitary heads of brightly colored flowers


zinnia: any of various plants of the genus Zinnia cultivated for their variously and brightly colored flower heads


old maid: any of various plants of the genus Zinnia cultivated for their variously and brightly colored flower heads


old maid flower: any of various plants of the genus Zinnia cultivated for their variously and brightly colored flower heads


white zinnia: subshrub with slender woolly stems and long narrow leaves and flower heads with white rays; southern United States and northern Mexico


Zinnia acerosa: subshrub with slender woolly stems and long narrow leaves and flower heads with white rays; southern United States and northern Mexico


little golden zinnia: subshrub having short leafy stems and numerous small flower heads with nearly round yellow-orange rays; Arizona south to Mexico and east to Kansas


Zinnia grandiflora: subshrub having short leafy stems and numerous small flower heads with nearly round yellow-orange rays; Arizona south to Mexico and east to Kansas


Loasaceae: family of bristly hairy sometimes climbing plants; America and Africa and southern Arabia


family Loasaceae: family of bristly hairy sometimes climbing plants; America and Africa and southern Arabia


loasa family: family of bristly hairy sometimes climbing plants; America and Africa and southern Arabia


genus Loasa: genus of tropical American prickly herbs or subshrubs


loasa: any of various perennial South American plants of the genus Loasa having stinging hairs and showy white or yellow or reddish-orange flowers


Mentzelia: genus of bristly herbs or subshrubs of western America lacking stinging hairs


genus Mentzelia: genus of bristly herbs or subshrubs of western America lacking stinging hairs


blazing star: biennial of southwestern United States having white stems and toothed leaves that is grown for its large pale yellow flowers that open in early morning


Mentzelia livicaulis: biennial of southwestern United States having white stems and toothed leaves that is grown for its large pale yellow flowers that open in early morning


Mentzelia laevicaulis: biennial of southwestern United States having white stems and toothed leaves that is grown for its large pale yellow flowers that open in early morning


bartonia: annual grown especially for its fragrant golden nocturnal flowers


Mentzelia lindleyi: annual grown especially for its fragrant golden nocturnal flowers


achene: small dry indehiscent fruit with the seed distinct from the fruit wall


samara: a winged often one-seed indehiscent fruit as of the ash or elm or maple


key fruit: a winged often one-seed indehiscent fruit as of the ash or elm or maple


key: a winged often one-seed indehiscent fruit as of the ash or elm or maple


bur: seed vessel having hooks or prickles


burr: seed vessel having hooks or prickles


Campanulaceae: family of plants of the order Campanulales; in some classifications includes Lobeliaceae


family Campanulaceae: family of plants of the order Campanulales; in some classifications includes Lobeliaceae


bellflower family: family of plants of the order Campanulales; in some classifications includes Lobeliaceae


genus Campanula: large genus of herbs grown for their blossoms: bellflowers


campanula: any of various plants of the genus Campanula having blue or white bell-shaped flowers


bellflower: any of various plants of the genus Campanula having blue or white bell-shaped flowers


harebell: perennial of northern hemisphere with slender stems and bell-shaped blue flowers


bluebell: perennial of northern hemisphere with slender stems and bell-shaped blue flowers


Campanula rotundifolia: perennial of northern hemisphere with slender stems and bell-shaped blue flowers


creeping bellflower: erect European herb with creeping rootstocks and nodding spikelike racemes of blue to violet flowers


Campanula rapunculoides: erect European herb with creeping rootstocks and nodding spikelike racemes of blue to violet flowers


Canterbury bell: European biennial widely cultivated for its blue or violet or white flowers


cup and saucer: European biennial widely cultivated for its blue or violet or white flowers


Campanula medium: European biennial widely cultivated for its blue or violet or white flowers


southern harebell: bellflower of southeastern United States (Maryland to Georgia) having pale blue flowers


Campanula divaricata: bellflower of southeastern United States (Maryland to Georgia) having pale blue flowers


tall bellflower: annual or perennial of eastern North America with long spikes of blue or white flowers


Campanula americana: annual or perennial of eastern North America with long spikes of blue or white flowers


marsh bellflower: bellflower common in marshes of eastern North America having lanceolate linear leaves and small whitish flowers


Campanula aparinoides: bellflower common in marshes of eastern North America having lanceolate linear leaves and small whitish flowers


clustered bellflower: bellflower of Europe to temperate Asia having dense spikes of violet-blue to white flowers


Campanula glomerata: bellflower of Europe to temperate Asia having dense spikes of violet-blue to white flowers


peach bells: perennial European bellflower with racemose white or blue flowers


peach bell: perennial European bellflower with racemose white or blue flowers


willow bell: perennial European bellflower with racemose white or blue flowers


Campanula persicifolia: perennial European bellflower with racemose white or blue flowers


chimney plant: bellflower of southeastern Europe


chimney bellflower: bellflower of southeastern Europe


Campanula pyramidalis: bellflower of southeastern Europe


rampion: bellflower of Europe and Asia and North Africa having bluish flowers and an edible tuberous root used with the leaves in salad


rampion bellflower: bellflower of Europe and Asia and North Africa having bluish flowers and an edible tuberous root used with the leaves in salad


Campanula rapunculus: bellflower of Europe and Asia and North Africa having bluish flowers and an edible tuberous root used with the leaves in salad


throatwort: European bellflower with blue-purple to lilac flowers formerly used to treat sore throat


nettle-leaved bellflower: European bellflower with blue-purple to lilac flowers formerly used to treat sore throat


Campanula trachelium: European bellflower with blue-purple to lilac flowers formerly used to treat sore throat


tussock bellflower: European perennial bellflower that grows in clumps with spreading stems and blue or white flowers


spreading bellflower: European perennial bellflower that grows in clumps with spreading stems and blue or white flowers


Campanula carpatica: European perennial bellflower that grows in clumps with spreading stems and blue or white flowers


Orchidales: order of plants with irregular flowers having minute seeds: Orchidaceae; Burmanniaceae


order Orchidales: order of plants with irregular flowers having minute seeds: Orchidaceae; Burmanniaceae


Orchidaceae: enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers


family Orchidaceae: enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers


orchid family: enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers


orchid: any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors


orchidaceous plant: any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors


genus Orchis: type genus of the orchid family; hardy terrestrial orchids of the temperate the northern hemisphere


orchis: any of various deciduous terrestrial orchids having fleshy tubers and flowers in erect terminal racemes


male orchis: Eurasian orchid with showy pink or purple flowers in a loose spike


early purple orchid: Eurasian orchid with showy pink or purple flowers in a loose spike


Orchis mascula: Eurasian orchid with showy pink or purple flowers in a loose spike


butterfly orchid: Mediterranean orchid having usually purple flowers with a fan-shaped spotted or striped rose-red lip


butterfly orchis: Mediterranean orchid having usually purple flowers with a fan-shaped spotted or striped rose-red lip


Orchis papilionaceae: Mediterranean orchid having usually purple flowers with a fan-shaped spotted or striped rose-red lip


showy orchis: North American orchid having a spike of violet-purple flowers mixed with white; sepals and petals form a hood


purple orchis: North American orchid having a spike of violet-purple flowers mixed with white; sepals and petals form a hood


purple-hooded orchis: North American orchid having a spike of violet-purple flowers mixed with white; sepals and petals form a hood


Orchis spectabilis: North American orchid having a spike of violet-purple flowers mixed with white; sepals and petals form a hood


genus Aerides: epiphytic orchids of tropical Asia having stiff leaves and fragrant white flowers in arching racemes


aerides: any orchid of the genus Aerides


genus Angrecum: genus of tropical Old World epiphytic orchids with showy flowers sometimes grotesque


Angraecum: genus of tropical Old World epiphytic orchids with showy flowers sometimes grotesque


genus Angraecum: genus of tropical Old World epiphytic orchids with showy flowers sometimes grotesque


angrecum: any of various spectacular orchids of the genus Angraecum having dark green leathery leaves and usually nocturnally scented white or ivory flowers


Anoectochilus: genus of delicate Asiatic orchids


genus Anoectochilus: genus of delicate Asiatic orchids


jewel orchid: any of several delicate Asiatic orchids grown especially for their velvety leaves with metallic white or gold veining


Aplectrum: a monocotyledonous genus of the family Orchidaceae


genus Aplectrum: a monocotyledonous genus of the family Orchidaceae


puttyroot: North American orchid bearing a single leaf and yellowish-brown flowers


adam-and-eve: North American orchid bearing a single leaf and yellowish-brown flowers


Aplectrum hyemale: North American orchid bearing a single leaf and yellowish-brown flowers


genus Arethusa: genus of bog orchids of North America and Japan


arethusa: any of several bog orchids of the genus Arethusa having 1 or 2 showy flowers


bog rose: a bog orchid with usually a solitary fragrant magenta pink blossom with a wide gaping corolla; Canada


wild pink: a bog orchid with usually a solitary fragrant magenta pink blossom with a wide gaping corolla; Canada


dragon's mouth: a bog orchid with usually a solitary fragrant magenta pink blossom with a wide gaping corolla; Canada


Arethusa bulbosa: a bog orchid with usually a solitary fragrant magenta pink blossom with a wide gaping corolla; Canada


genus Bletia: genus of tropical American terrestrial orchids with large purple or pink flowers


bletia: any of various orchids of the genus Bletia having pseudobulbs and erect leafless racemes of large purple or pink flowers


Bletilla: small genus of chiefly east Asiatic hardy terrestrial orchids similar to genus Bletia


genus Bletilla: small genus of chiefly east Asiatic hardy terrestrial orchids similar to genus Bletia


Bletilla striata: Japanese orchid with white-striped leaves and slender erect racemes of rose to magenta flowers; often cultivated; sometimes placed in genus Bletia


Bletia striata: Japanese orchid with white-striped leaves and slender erect racemes of rose to magenta flowers; often cultivated; sometimes placed in genus Bletia


pseudobulb: a solid bulblike enlargement of the stem of some orchids


genus Brassavola: genus of tropical American epiphytic or lithophytic rhizomatous orchids


brassavola: any of various tropical American orchids with usually solitary fleshy leaves and showy white to green nocturnally fragrant blossoms solitary or in racemes of up to 7


Brassia: genus of tropical American epiphytic orchids having striking axillary racemes of yellow to green spiderlike flowers with long slender sepals and warty lips: spider orchids


genus Brassia: genus of tropical American epiphytic orchids having striking axillary racemes of yellow to green spiderlike flowers with long slender sepals and warty lips: spider orchids


spider orchid: South American orchid with spiderlike pale-yellow to pale-green flowers


Brassia lawrenceana: South American orchid with spiderlike pale-yellow to pale-green flowers


spider orchid: Central American orchid having spiderlike flowers with prominent green warts


Brassia verrucosa: Central American orchid having spiderlike flowers with prominent green warts


genus Caladenia: terrestrial orchids of Australia to New Caledonia


caladenia: any of various orchids of the genus Caladenia


zebra orchid: orchid with reddish linear leaves and panicle of purple-marked pale-yellow flowers with deep red or purple lip; southwestern Australia


Caladenia cairnsiana: orchid with reddish linear leaves and panicle of purple-marked pale-yellow flowers with deep red or purple lip; southwestern Australia


genus Calanthe: large and widely distributed genus of terrestrial orchids


calanthe: any of various showy orchids of the genus Calanthe having white or yellow or rose-colored flowers and broad leaves folded lengthwise


Calopogon: terrestrial orchids of North America


genus Calopogon: terrestrial orchids of North America


grass pink: an orchid


Calopogon pulchellum: an orchid


Calopogon tuberosum: an orchid


genus Calypso: one species found throughout much of northern North America and Eurasia


calypso: rare north temperate bog orchid bearing a solitary white to pink flower marked with purple at the tip of an erect reddish stalk above 1 basal leaf


fairy-slipper: rare north temperate bog orchid bearing a solitary white to pink flower marked with purple at the tip of an erect reddish stalk above 1 basal leaf


Calypso bulbosa: rare north temperate bog orchid bearing a solitary white to pink flower marked with purple at the tip of an erect reddish stalk above 1 basal leaf


Catasetum: genus of tropical American orchids having showy male and female flowers usually on separate inflorescences


genus Catasetum: genus of tropical American orchids having showy male and female flowers usually on separate inflorescences


jumping orchid: orchid having both male and female flowers in the same raceme; when a sensitive projection at the base of the column of the male flower is touched the pollen is suddenly ejected


Catasetum macrocarpum: orchid having both male and female flowers in the same raceme; when a sensitive projection at the base of the column of the male flower is touched the pollen is suddenly ejected


genus Cattleya: large and highly valued genus of beautiful tropical American epiphytic or lithophytic orchids; the typical orchids; known in many varieties


cattleya: any orchid of the genus Cattleya characterized by a three-lobed lip enclosing the column; among the most popular and most extravagantly beautiful orchids known


Cephalanthera: small genus of temperate Old World terrestrial orchids


genus Cephalanthera: small genus of temperate Old World terrestrial orchids


helleborine: any of several orchids of the genus Cephalanthera


red helleborine: orchid of Mediterranean and Asia having a lax spike of bright rose-pink flowers


Cephalanthera rubra: orchid of Mediterranean and Asia having a lax spike of bright rose-pink flowers


Cleistes: terrestrial orchids of North and South America having slender fibrous roots; allied to genus Pogonia


genus Cleistes: terrestrial orchids of North and South America having slender fibrous roots; allied to genus Pogonia


spreading pogonia: orchid of northeastern United States with magenta-pink flowers having funnel-shaped lip; sometimes placed in genus Pogonia


funnel-crest rosebud orchid: orchid of northeastern United States with magenta-pink flowers having funnel-shaped lip; sometimes placed in genus Pogonia


Cleistes divaricata: orchid of northeastern United States with magenta-pink flowers having funnel-shaped lip; sometimes placed in genus Pogonia


Pogonia divaricata: orchid of northeastern United States with magenta-pink flowers having funnel-shaped lip; sometimes placed in genus Pogonia


rosebud orchid: orchid of central and northern South America having 1- to 3-blossomed racemes of large showy rose-colored flowers; sometimes placed in genus Pogonia


Cleistes rosea: orchid of central and northern South America having 1- to 3-blossomed racemes of large showy rose-colored flowers; sometimes placed in genus Pogonia


Pogonia rosea: orchid of central and northern South America having 1- to 3-blossomed racemes of large showy rose-colored flowers; sometimes placed in genus Pogonia


Coeloglossum: terrestrial orchids of cooler parts of North America and Europe: satyr orchid


genus Coeloglossum: terrestrial orchids of cooler parts of North America and Europe: satyr orchid


satyr orchid: orchid with broad ovate leaves and long-bracted green very irregular flowers


Coeloglossum bracteatum: orchid with broad ovate leaves and long-bracted green very irregular flowers


frog orchid: orchid having hooded long-bracted green to yellow-green flowers suffused with purple


Coeloglossum viride: orchid having hooded long-bracted green to yellow-green flowers suffused with purple


genus Coelogyne: large diverse genus of tropical Asiatic epiphytic orchids


coelogyne: any of various orchids of the genus Coelogyne with: clusters of fragrant lacy snow-white flowers; salmon-pink solitary flowers; chainlike racemes of topaz and chocolate brown flowers; spikes of delicate white spice-scented flowers; emerald green flowers marked with blue-black


Corallorhiza: genus of leafless root-parasitic orchids having small purplish or yellowish racemose flowers with lobed lips; widely distributed in temperate regions


genus Corallorhiza: genus of leafless root-parasitic orchids having small purplish or yellowish racemose flowers with lobed lips; widely distributed in temperate regions


coral root: a wildflower of the genus Corallorhiza growing from a hard mass of rhizomes associated with a fungus that aids in absorbing nutrients from the forest floor


spotted coral root: common coral root having yellowish- or reddish- or purplish-brown leafless stems bearing loose racemes of similarly colored flowers with white purple-spotted lips; Guatemala to Canada


Corallorhiza maculata: common coral root having yellowish- or reddish- or purplish-brown leafless stems bearing loose racemes of similarly colored flowers with white purple-spotted lips; Guatemala to Canada


striped coral root: nearly leafless wildflower with erect reddish-purple stems bearing racemes of pale pinkish and brownish-striped flowers; western Canada to Mexico


Corallorhiza striata: nearly leafless wildflower with erect reddish-purple stems bearing racemes of pale pinkish and brownish-striped flowers; western Canada to Mexico


early coral root: plant having clumps of nearly leafless pale yellowish to greenish stems bearing similarly colored flowers with white lower lips; northern New Mexico north through South Dakota and Washington to Alaska


pale coral root: plant having clumps of nearly leafless pale yellowish to greenish stems bearing similarly colored flowers with white lower lips; northern New Mexico north through South Dakota and Washington to Alaska


Corallorhiza trifida: plant having clumps of nearly leafless pale yellowish to greenish stems bearing similarly colored flowers with white lower lips; northern New Mexico north through South Dakota and Washington to Alaska


Coryanthes: small genus of tropical American epiphytic or lithophytic orchids


genus Coryanthes: small genus of tropical American epiphytic or lithophytic orchids


helmetflower: any of several orchids of the genus Coryanthes having racemes of a few musky-scented waxy flowers with a helmet-shaped lip process


helmet orchid: any of several orchids of the genus Coryanthes having racemes of a few musky-scented waxy flowers with a helmet-shaped lip process


Cycnoches: genus of epiphytic or terrestrial tropical American orchids


genus Cycnoches: genus of epiphytic or terrestrial tropical American orchids


swan orchid: any of several orchids of the genus Cycnoches having slender arching columns of flowers suggesting the neck of a swan


swanflower: any of several orchids of the genus Cycnoches having slender arching columns of flowers suggesting the neck of a swan


swan-flower: any of several orchids of the genus Cycnoches having slender arching columns of flowers suggesting the neck of a swan


swanneck: any of several orchids of the genus Cycnoches having slender arching columns of flowers suggesting the neck of a swan


swan-neck: any of several orchids of the genus Cycnoches having slender arching columns of flowers suggesting the neck of a swan


genus Cymbidium: genus of tropical epiphytic or terrestrial Old World orchids; one of the most popular orchid genera


cymbid: any of various plants of the genus Cymbidium having narrow leaves and a long drooping cluster of numerous showy and variously colored boat-shaped flowers; extensively hybridized and cultivated as houseplants and important florists' flowers


cymbidium: any of various plants of the genus Cymbidium having narrow leaves and a long drooping cluster of numerous showy and variously colored boat-shaped flowers; extensively hybridized and cultivated as houseplants and important florists' flowers


Cypripedium: genus of chiefly American perennial leafy-stemmed orchids: lady's slippers; sometimes includes species of genus Paphiopedilum


genus Cypripedium: genus of chiefly American perennial leafy-stemmed orchids: lady's slippers; sometimes includes species of genus Paphiopedilum


cypripedia: a plant or flower of the genus Cypripedium


lady's slipper: any of several chiefly American wildflowers having an inflated pouchlike lip; difficult or impossible to cultivate in the garden


lady-slipper: any of several chiefly American wildflowers having an inflated pouchlike lip; difficult or impossible to cultivate in the garden


ladies' slipper: any of several chiefly American wildflowers having an inflated pouchlike lip; difficult or impossible to cultivate in the garden


slipper orchid: any of several chiefly American wildflowers having an inflated pouchlike lip; difficult or impossible to cultivate in the garden


moccasin flower: once common rose pink woodland orchid of eastern North America


nerveroot: once common rose pink woodland orchid of eastern North America


Cypripedium acaule: once common rose pink woodland orchid of eastern North America


common lady's-slipper: pale pink wild orchid of northeastern America having an inflated pouchlike lip


showy lady's-slipper: pale pink wild orchid of northeastern America having an inflated pouchlike lip


showy lady slipper: pale pink wild orchid of northeastern America having an inflated pouchlike lip


Cypripedium reginae: pale pink wild orchid of northeastern America having an inflated pouchlike lip


Cypripedium album: pale pink wild orchid of northeastern America having an inflated pouchlike lip


ram's-head: orchid of northern North America having a brownish-green flower and red-and-white lip suggestive of a ram's head


ram's-head lady's slipper: orchid of northern North America having a brownish-green flower and red-and-white lip suggestive of a ram's head


Cypripedium arietinum: orchid of northern North America having a brownish-green flower and red-and-white lip suggestive of a ram's head


yellow lady's slipper: maroon to purple-brown orchid with yellow lip; Europe, North America and Japan


yellow lady-slipper: maroon to purple-brown orchid with yellow lip; Europe, North America and Japan


Cypripedium calceolus: maroon to purple-brown orchid with yellow lip; Europe, North America and Japan


Cypripedium parviflorum: maroon to purple-brown orchid with yellow lip; Europe, North America and Japan


large yellow lady's slipper: plant of eastern and central North America having slightly fragrant purple-marked greenish-yellow flowers


Cypripedium calceolus pubescens: plant of eastern and central North America having slightly fragrant purple-marked greenish-yellow flowers


California lady's slipper: often having many yellow-green orchids with white pouches growing along streams and seeps of southwestern Oregon and northern California


Cypripedium californicum: often having many yellow-green orchids with white pouches growing along streams and seeps of southwestern Oregon and northern California


clustered lady's slipper: clusters of several short stems each having 2 broad leaves and 2-4 drooping brownish to greenish flowers with pouches mottled with purple; British Columbia to central California and northern Colorado


Cypripedium fasciculatum: clusters of several short stems each having 2 broad leaves and 2-4 drooping brownish to greenish flowers with pouches mottled with purple; British Columbia to central California and northern Colorado


mountain lady's slipper: leafy plant having a few stems in a clump with 1 white and dull purple flower in each upper leaf axil; Alaska to northern California and Wyoming


Cypripedium montanum: leafy plant having a few stems in a clump with 1 white and dull purple flower in each upper leaf axil; Alaska to northern California and Wyoming


Dactylorhiza: genus of terrestrial orchids of Europe and Asia and North Africa


genus Dactylorhiza: genus of terrestrial orchids of Europe and Asia and North Africa


marsh orchid: any of several orchids of the genus Dactylorhiza having fingerlike tuberous roots; Europe and Mediterranean region


common spotted orchid: European orchid having lanceolate leaves spotted purple and pink to white or mauve flowers spotted or lined deep red or purple


Dactylorhiza fuchsii: European orchid having lanceolate leaves spotted purple and pink to white or mauve flowers spotted or lined deep red or purple


Dactylorhiza maculata fuchsii: European orchid having lanceolate leaves spotted purple and pink to white or mauve flowers spotted or lined deep red or purple


genus Dendrobium: large genus and variable genus of chiefly epiphytic or lithophytic orchids of tropical and subtropical Asia and Australasia


dendrobium: a plant of the genus Dendrobium having stems like cane and usually showy racemose flowers


genus Disa: genus of showy tropical African terrestrial orchids


disa: any orchid of the genus Disa; beautiful orchids with dark green leaves and usually hooded flowers; much prized as emblematic flowers in their native regions


Dracula: comprises tropical American species usually placed in genus Masdevallia: diminutive plants having bizarre and often sinister-looking flowers with pendulous scapes and motile lips


genus Dracula: comprises tropical American species usually placed in genus Masdevallia: diminutive plants having bizarre and often sinister-looking flowers with pendulous scapes and motile lips


Dryadella: comprises tropical American species usually placed in genus Masdevallia: very dwarf plants having short tufted and usually unifoliate stems with usually solitary flowers


genus Dryadella: comprises tropical American species usually placed in genus Masdevallia: very dwarf plants having short tufted and usually unifoliate stems with usually solitary flowers


Eburophyton: a monocotyledonous genus of the family Orchidaceae


genus Eburophyton: a monocotyledonous genus of the family Orchidaceae


phantom orchid: waxy white nearly leafless plant with stems in clusters and racemes of white flowers; northwestern United States to northern California and east to Idaho


snow orchid: waxy white nearly leafless plant with stems in clusters and racemes of white flowers; northwestern United States to northern California and east to Idaho


Eburophyton austinae: waxy white nearly leafless plant with stems in clusters and racemes of white flowers; northwestern United States to northern California and east to Idaho


Encyclia: large genus of epiphytic and lithophytic orchids of tropical and subtropical Americas and West Indies; formerly included in genus Epidendrum


genus Encyclia: large genus of epiphytic and lithophytic orchids of tropical and subtropical Americas and West Indies; formerly included in genus Epidendrum


tulip orchid: Mexican epiphytic orchid with glaucous grey-green leaves and lemon- to golden-yellow flowers appearing only partially opened; sometimes placed in genus Cattleya


Encyclia citrina: Mexican epiphytic orchid with glaucous grey-green leaves and lemon- to golden-yellow flowers appearing only partially opened; sometimes placed in genus Cattleya


Cattleya citrina: Mexican epiphytic orchid with glaucous grey-green leaves and lemon- to golden-yellow flowers appearing only partially opened; sometimes placed in genus Cattleya


butterfly orchid: orchid of Florida and the Bahamas having showy brightly colored flowers; sometimes placed in genus Epidendrum


Encyclia tampensis: orchid of Florida and the Bahamas having showy brightly colored flowers; sometimes placed in genus Epidendrum


Epidendrum tampense: orchid of Florida and the Bahamas having showy brightly colored flowers; sometimes placed in genus Epidendrum


butterfly orchid: Mexican epiphytic orchid having pale green or yellow-green flowers with white purple-veined lip


butterfly orchis: Mexican epiphytic orchid having pale green or yellow-green flowers with white purple-veined lip


Epidendrum venosum: Mexican epiphytic orchid having pale green or yellow-green flowers with white purple-veined lip


Encyclia venosa: Mexican epiphytic orchid having pale green or yellow-green flowers with white purple-veined lip


Epidendrum: large and variable genus of terrestrial or epiphytic or lithophytic orchids of tropical and subtropical Americas; some native to United States


genus Epidendrum: large and variable genus of terrestrial or epiphytic or lithophytic orchids of tropical and subtropical Americas; some native to United States


epidendron: any of various orchids of the genus Epidendrum


Epipactis: genus of hardy orchids with leafy-bracted racemes of greenish or purplish irregular flowers


genus Epipactis: genus of hardy orchids with leafy-bracted racemes of greenish or purplish irregular flowers


helleborine: any of various orchids of the genus Epipactis


Epipactis helleborine: European orchid with spikes of green and pinkish or purplish flowers


stream orchid: orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf


chatterbox: orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf


giant helleborine: orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf


Epipactis gigantea: orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf


Glossodia: small genus of Australian orchids


genus Glossodia: small genus of Australian orchids


tongueflower: orchid having blue to purple flowers with tongue-shaped or strap-shaped protuberances (calli) at the lip base


tongue-flower: orchid having blue to purple flowers with tongue-shaped or strap-shaped protuberances (calli) at the lip base


Goodyera: genus of small orchids of the northern hemisphere with creeping rhizomes and stalked ovate leaves and small flowers


genus Goodyera: genus of small orchids of the northern hemisphere with creeping rhizomes and stalked ovate leaves and small flowers


rattlesnake plantain: any of several small temperate and tropical orchids having mottled or striped leaves and spikes of small yellowish-white flowers in a twisted raceme


helleborine: any of several small temperate and tropical orchids having mottled or striped leaves and spikes of small yellowish-white flowers in a twisted raceme


Grammatophyllum: small genus of large epiphytic or terrestrial orchids of southeastern Asia to Polynesia; the giants of the Orchidaceae having long narrow leaves and drooping flower clusters often 6 feet long


genus Grammatophyllum: small genus of large epiphytic or terrestrial orchids of southeastern Asia to Polynesia; the giants of the Orchidaceae having long narrow leaves and drooping flower clusters often 6 feet long


Gymnadenia: small genus of terrestrial orchids of North America and temperate Eurasia


genus Gymnadenia: small genus of terrestrial orchids of North America and temperate Eurasia


fragrant orchid: European orchid having dense spikes of fragrant pink or lilac or red flowers with conspicuous spurs


Gymnadenia conopsea: European orchid having dense spikes of fragrant pink or lilac or red flowers with conspicuous spurs


short-spurred fragrant orchid: similar to Gymnadenia conopsea but with smaller flowers on shorter stems and having much shorter spurs


Gymnadenia odoratissima: similar to Gymnadenia conopsea but with smaller flowers on shorter stems and having much shorter spurs


Gymnadeniopsis: genus of North American terrestrial orchids usually included in genus Habenaria


genus Gymnadeniopsis: genus of North American terrestrial orchids usually included in genus Habenaria


Habenaria: chiefly terrestrial orchids with tubers or fleshy roots often having long slender spurs and petals and lip lobes; includes species formerly placed in genus Gymnadeniopsis


genus Habenaria: chiefly terrestrial orchids with tubers or fleshy roots often having long slender spurs and petals and lip lobes; includes species formerly placed in genus Gymnadeniopsis


fringed orchis: any of several summer-flowering American orchids distinguished by a fringed or lacerated lip


fringed orchid: any of several summer-flowering American orchids distinguished by a fringed or lacerated lip


frog orchid: any of several green orchids of the genus Habenaria


rein orchid: any of several American wildflowers with a kidney-shaped lip


rein orchis: any of several American wildflowers with a kidney-shaped lip


bog rein orchid: orchid with spikes of many fragrant white flowers on erect leafy stems; of wet or boggy ground through most of the West and northern North America


bog candles: orchid with spikes of many fragrant white flowers on erect leafy stems; of wet or boggy ground through most of the West and northern North America


Habenaria dilatata: orchid with spikes of many fragrant white flowers on erect leafy stems; of wet or boggy ground through most of the West and northern North America


white fringed orchis: bog orchid of eastern North America with a spike of pure white fringed flowers


white fringed orchid: bog orchid of eastern North America with a spike of pure white fringed flowers


Habenaria albiflora: bog orchid of eastern North America with a spike of pure white fringed flowers


elegant Habenaria: slender inland rein orchid similar to coastal rein orchid but with pale greenish-yellow flowers


Habenaria elegans: slender inland rein orchid similar to coastal rein orchid but with pale greenish-yellow flowers


purple-fringed orchid: North American orchid similar to Habenaria psycodes with larger paler flowers


purple-fringed orchis: North American orchid similar to Habenaria psycodes with larger paler flowers


Habenaria fimbriata: North American orchid similar to Habenaria psycodes with larger paler flowers


coastal rein orchid: stout orchid of central California to northern Washington having racemes of white fragrant bilaterally symmetrical flowers


Habenaria greenei: stout orchid of central California to northern Washington having racemes of white fragrant bilaterally symmetrical flowers


Hooker's orchid: a long-spurred orchid with base leaves and petals converging under the upper sepal


Habenaria hookeri: a long-spurred orchid with base leaves and petals converging under the upper sepal


ragged orchid: fringed orchid of the eastern United States having a greenish flower with the lip deeply lacerated


ragged orchis: fringed orchid of the eastern United States having a greenish flower with the lip deeply lacerated


ragged-fringed orchid: fringed orchid of the eastern United States having a greenish flower with the lip deeply lacerated


green fringed orchis: fringed orchid of the eastern United States having a greenish flower with the lip deeply lacerated


Habenaria lacera: fringed orchid of the eastern United States having a greenish flower with the lip deeply lacerated


prairie orchid: orchid of boggy or wet lands of north central United States having racemes of very fragrant creamy or greenish white flowers


prairie white-fringed orchis: orchid of boggy or wet lands of north central United States having racemes of very fragrant creamy or greenish white flowers


Habenaria leucophaea: orchid of boggy or wet lands of north central United States having racemes of very fragrant creamy or greenish white flowers


snowy orchid: slender fringed orchid of eastern North America having white flowers


Habenaria nivea: slender fringed orchid of eastern North America having white flowers


round-leaved rein orchid: orchid having a raceme of large greenish-white flowers on a single flower stalk growing between two elliptic or round basal leaves lying on the ground; from northern Oregon and Montana across Canada to the eastern United States


Habenaria orbiculata: orchid having a raceme of large greenish-white flowers on a single flower stalk growing between two elliptic or round basal leaves lying on the ground; from northern Oregon and Montana across Canada to the eastern United States


purple fringeless orchid: orchid of northeastern and alpine eastern North America closely related to the purple fringed orchids but having rosy-purple or violet flowers with denticulate leaf divisions


purple fringeless orchis: orchid of northeastern and alpine eastern North America closely related to the purple fringed orchids but having rosy-purple or violet flowers with denticulate leaf divisions


Habenaria peramoena: orchid of northeastern and alpine eastern North America closely related to the purple fringed orchids but having rosy-purple or violet flowers with denticulate leaf divisions


purple-fringed orchid: North American orchid with clusters of fragrant purple fringed flowers


purple-fringed orchis: North American orchid with clusters of fragrant purple fringed flowers


Habenaria psycodes: North American orchid with clusters of fragrant purple fringed flowers


Alaska rein orchid: similar to coastal rein orchid but with smaller flowers; Alaska to Baja California and east to the Dakotas and Colorado


Habenaria unalascensis: similar to coastal rein orchid but with smaller flowers; Alaska to Baja California and east to the Dakotas and Colorado


Hexalectris: a monocotyledonous genus of the family Orchidaceae


genus Hexalectris: a monocotyledonous genus of the family Orchidaceae


crested coral root: orchid with yellowish-brown flowers with dark veins; southeastern Arizona to the eastern United States


Hexalectris spicata: orchid with yellowish-brown flowers with dark veins; southeastern Arizona to the eastern United States


Texas purple spike: orchid with slender nearly leafless reddish-brown stems with loose racemes of reddish-brown flowers; of open brushy woods of southeastern Arizona and central Texas


Hexalectris warnockii: orchid with slender nearly leafless reddish-brown stems with loose racemes of reddish-brown flowers; of open brushy woods of southeastern Arizona and central Texas


Himantoglossum: small genus of terrestrial orchids of Europe and Mediterranean region


genus Himantoglossum: small genus of terrestrial orchids of Europe and Mediterranean region


lizard orchid: an orchid of the genus Himantoglossum


Himantoglossum hircinum: an orchid of the genus Himantoglossum


genus Laelia: large genus of mostly epiphytic or lithophytic Central and South American orchids of various sizes


laelia: any of various spectacular plants of the genus Laelia having showy flowers in many colors


genus Liparis: genus of terrestrial and epiphytic orchids; pantropical to temperate


liparis: an orchid of the genus Liparis having few leaves and usually fairly small yellow-green or dull purple flowers in terminal racemes


twayblade: an orchid of the genus Liparis having a pair of leaves


fen orchid: small terrestrial orchid of eastern North America and Europe having two nearly basal leaves and dull yellow-green racemose flowers


fen orchis: small terrestrial orchid of eastern North America and Europe having two nearly basal leaves and dull yellow-green racemose flowers


Liparis loeselii: small terrestrial orchid of eastern North America and Europe having two nearly basal leaves and dull yellow-green racemose flowers


Listera: genus of terrestrial orchids having usually a single pair of broad shining leaves near the middle of the stem; found in temperate Asia and North America and Europe


genus Listera: genus of terrestrial orchids having usually a single pair of broad shining leaves near the middle of the stem; found in temperate Asia and North America and Europe


broad-leaved twayblade: small orchid with two elliptic leaves and a slender raceme of small green flowers; western North America


Listera convallarioides: small orchid with two elliptic leaves and a slender raceme of small green flowers; western North America


lesser twayblade: orchid having two triangular leaves and a short lax raceme of green to rust-colored flowers with the lip flushed mauve; Europe and Asia and North America and Greenland


Listera cordata: orchid having two triangular leaves and a short lax raceme of green to rust-colored flowers with the lip flushed mauve; Europe and Asia and North America and Greenland


twayblade: orchid having a pair of ovate leaves and a long slender raceme of green flowers sometimes tinged red-brown; Europe to central Asia


Listera ovata: orchid having a pair of ovate leaves and a long slender raceme of green flowers sometimes tinged red-brown; Europe to central Asia


Malaxis: large genus of largely terrestrial orchids with one or a few plicate leaves and slender spikes or tiny mostly green flowers; cosmopolitan


genus Malaxis: large genus of largely terrestrial orchids with one or a few plicate leaves and slender spikes or tiny mostly green flowers; cosmopolitan


green adder's mouth: North American orchid having a solitary leaf and flowers with threadlike petals


Malaxis-unifolia: North American orchid having a solitary leaf and flowers with threadlike petals


Malaxis ophioglossoides: North American orchid having a solitary leaf and flowers with threadlike petals


genus Masdevallia: large genus of tropical American mostly epiphytic orchids whose flowers have sepals fused at the base forming a tube; includes orchids sometimes placed in genera Dracula and Dryadella and Scaphosepalum


masdevallia: any of numerous orchids of the genus Masdevallia; tufted evergreen often diminutive plants whose flowers in a remarkable range of colors usually resemble a tricorn with sepals fused at the base to form a tube


genus Maxillaria: large genus of tropical American epiphytic orchids with persistent leathery leaves and single-flowered scapes


maxillaria: any of numerous orchids of the genus Maxillaria often cultivated for their large brilliantly colored solitary flowers


Miltonia: genus of tropical American orchids


genus Miltonia: genus of tropical American orchids


pansy orchid: any of various orchids of the genus Miltonia having solitary or loosely racemose showy broadly spreading flowers


genus Odontoglossum: large and important genus of tropical American mostly epiphytic orchids; some of the most widely grown species are often placed in other genera


odontoglossum: any of numerous and diverse orchids of the genus Odontoglossum having racemes of few to many showy usually large flowers in many colors


genus Oncidium: large genus of showy epiphytic or lithophytic or terrestrial orchids of tropical and subtropical America


oncidium: any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants


dancing lady orchid: any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants


butterfly plant: any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants


butterfly orchid: any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants


Ophrys: a hardy genus of terrestrial orchids of Europe and northern Africa and western Asia


genus Ophrys: a hardy genus of terrestrial orchids of Europe and northern Africa and western Asia


bee orchid: European orchid whose flowers resemble bumble bees in shape and color


Ophrys apifera: European orchid whose flowers resemble bumble bees in shape and color


fly orchid: European orchid whose flowers resemble flies


Ophrys insectifera: European orchid whose flowers resemble flies


Ophrys muscifera: European orchid whose flowers resemble flies


spider orchid: any of several European orchids of the genus Ophrys


early spider orchid: spring-blooming spider orchid having a flower with yellow or green or pink sepals and a broad brown velvety lip


Ophrys sphegodes: spring-blooming spider orchid having a flower with yellow or green or pink sepals and a broad brown velvety lip


Paphiopedilum: horticulturally important genus of mainly terrestrial orchids including many hybrids; southeastern Asia and Indonesia to Philippines and Solomon Islands; Paphiopedilum species sometimes included in genus Cypripedium


genus Paphiopedilum: horticulturally important genus of mainly terrestrial orchids including many hybrids; southeastern Asia and Indonesia to Philippines and Solomon Islands; Paphiopedilum species sometimes included in genus Cypripedium


Venus' slipper: any of various orchids of the genus Paphiopedilum having slender flower stalks bearing 1 to several waxy flowers with pouchlike lips


Venus's slipper: any of various orchids of the genus Paphiopedilum having slender flower stalks bearing 1 to several waxy flowers with pouchlike lips


Venus's shoe: any of various orchids of the genus Paphiopedilum having slender flower stalks bearing 1 to several waxy flowers with pouchlike lips


genus Phaius: genus of Asiatic and Australian terrestrial orchids


phaius: an orchid of the genus Phaius having large plicate leaves and racemes of showy flowers


Phalaenopsis: genus of ornamental epiphytic orchids of Asia and Australia


genus Phalaenopsis: genus of ornamental epiphytic orchids of Asia and Australia


moth orchid: any of various orchids of the genus Phalaenopsis having often drooping glossy broad obovate or oval leaves usually dark green flushed purple or mottled grey and silver


moth plant: any of various orchids of the genus Phalaenopsis having often drooping glossy broad obovate or oval leaves usually dark green flushed purple or mottled grey and silver


butterfly plant: orchid having large elliptic to obovate fleshy leaves and fragrant pink-and-white flowers dotted with red


Phalaenopsis amabilis: orchid having large elliptic to obovate fleshy leaves and fragrant pink-and-white flowers dotted with red


Pholidota: genus of mostly epiphytic orchids of Indonesia and the western Pacific


genus Pholidota: genus of mostly epiphytic orchids of Indonesia and the western Pacific


rattlesnake orchid: any of various orchids of the genus Pholidota having numerous white to brown flowers in spiraling racemes clothed in slightly inflated bracts and resembling a rattlesnake's tail


Phragmipedium: genus of tropical American orchid species often included in genus Cypripedium or Paphiopedilum and Selenipedium: lady slippers


genus Phragmipedium: genus of tropical American orchid species often included in genus Cypripedium or Paphiopedilum and Selenipedium: lady slippers


Platanthera: herbaceous terrestrial orchids of temperate northern and southern hemispheres


genus Platanthera: herbaceous terrestrial orchids of temperate northern and southern hemispheres


lesser butterfly orchid: south European orchid having fragrant greenish-white flowers; sometimes placed in genus Habenaria


Platanthera bifolia: south European orchid having fragrant greenish-white flowers; sometimes placed in genus Habenaria


Habenaria bifolia: south European orchid having fragrant greenish-white flowers; sometimes placed in genus Habenaria


greater butterfly orchid: south European orchid with dark green flowers that are larger and less fragrant than Platanthera bifolia; sometimes placed in genus Habenaria


Platanthera chlorantha: south European orchid with dark green flowers that are larger and less fragrant than Platanthera bifolia; sometimes placed in genus Habenaria


Habenaria chlorantha: south European orchid with dark green flowers that are larger and less fragrant than Platanthera bifolia; sometimes placed in genus Habenaria


prairie white-fringed orchid: of central North America; a threatened species


Platanthera leucophea: of central North America; a threatened species


Plectorrhiza: small genus of Australian orchids


genus Plectorrhiza: small genus of Australian orchids


tangle orchid: an orchid of the genus Plectorrhiza having tangled roots and long wiry stems bearing lax racemes of small fragrant green flowers


Pleione: small genus of dwarf orchids; India to Thailand and Taiwan


genus Pleione: small genus of dwarf orchids; India to Thailand and Taiwan


Indian crocus: any of several dwarf orchids of the genus Pleione bearing one or two solitary white or pink to magenta or occasionally yellow flowers with slender stalks


genus Pleurothallis: large genus of epiphytic or lithophytic orchids of tropical America


pleurothallis: any of numerous small tufted orchids of the genus Pleurothallis having leathery to fleshy leaves and racemes of 1 to many small flowers


genus Pogonia: small but widely distributed genus of orchids closely related to genus Cleistes;: of damp or boggy areas of north temperate zone


pogonia: any hardy bog orchid of the genus Pogonia: terrestrial orchids having slender rootstocks and erect stems bearing one or a few leaves and a solitary terminal flower


Psychopsis: epiphytic orchids of Central and South America formerly included in genus Oncidium


genus Psychopsis: epiphytic orchids of Central and South America formerly included in genus Oncidium


butterfly orchid: any orchid of the genus Psychopsis: spectacular large tiger-striped orchids


Psychopsis krameriana: orchid of South and Central America having flowers similar to but smaller than Psychopsis papilio; sometimes placed in genus Oncidium


Oncidium papilio kramerianum: orchid of South and Central America having flowers similar to but smaller than Psychopsis papilio; sometimes placed in genus Oncidium


Psychopsis papilio: orchid of South America and Trinidad having large yellow and reddish-brown flowers; sometimes placed in genus Oncidium


Oncidium papilio: orchid of South America and Trinidad having large yellow and reddish-brown flowers; sometimes placed in genus Oncidium


Pterostylis: genus of terrestrial orchids of Australia and New Zealand and western Pacific


genus Pterostylis: genus of terrestrial orchids of Australia and New Zealand and western Pacific


helmet orchid: any of numerous orchids of the genus Pterostylis having leaves in a basal rosette and green flowers often striped purple or brown or red with the dorsal sepal incurved to form a hood


greenhood: any of numerous orchids of the genus Pterostylis having leaves in a basal rosette and green flowers often striped purple or brown or red with the dorsal sepal incurved to form a hood


Rhyncostylis: genus of epiphytic orchids of tropical Asia


genus Rhyncostylis: genus of epiphytic orchids of tropical Asia


foxtail orchid: any of various orchids of the genus Rhyncostylis having pink- to purple-marked white flowers in a dense cylindrical raceme


Sarcochilus: diminutive epiphytic or lithophytic orchids with clumped short-stemmed foliage and arching racemes of colorful flowers; Australia and Polynesia to southeastern Asia


genus Sarcochilus: diminutive epiphytic or lithophytic orchids with clumped short-stemmed foliage and arching racemes of colorful flowers; Australia and Polynesia to southeastern Asia


orange-blossom orchid: diminutive Australian orchid with loose racemes of fragrant white flowers with purple and orange markings on the lip


Sarcochilus falcatus: diminutive Australian orchid with loose racemes of fragrant white flowers with purple and orange markings on the lip


Scaphosepalum: comprises some tropical American species usually placed in genus Masdevallia: diminutive plants with small flowers carried on one scape


genus Scaphosepalum: comprises some tropical American species usually placed in genus Masdevallia: diminutive plants with small flowers carried on one scape


Schomburgkia: genus of tropical American epiphytic orchids with showy racemose flowers


genus Schomburgkia: genus of tropical American epiphytic orchids with showy racemose flowers


Selenipedium: genus of tall reedlike tropical American orchids; includes species with pods used locally as a substitute for vanilla


genus Selenipedium: genus of tall reedlike tropical American orchids; includes species with pods used locally as a substitute for vanilla


genus Sobralia: genus of tropical American orchids


sobralia: any of various showy orchids of the genus Sobralia having leafy stems and bright-colored solitary or racemose flowers similar to those of genus Cattleya


Spiranthes: large cosmopolitan genus of white-flowered terrestrial orchids


genus Spiranthes: large cosmopolitan genus of white-flowered terrestrial orchids


ladies' tresses: an orchid of the genus Spiranthes having slender often twisted spikes of white flowers


lady's tresses: an orchid of the genus Spiranthes having slender often twisted spikes of white flowers


screw augur: an orchid of the genus Spiranthes having tall erect densely flowered spiraling clusters of creamy white vanilla-scented flowers; widely distributed especially in low damp places of eastern and central North America


Spiranthes cernua: an orchid of the genus Spiranthes having tall erect densely flowered spiraling clusters of creamy white vanilla-scented flowers; widely distributed especially in low damp places of eastern and central North America


hooded ladies' tresses: orchid having dense clusters of gently spiraling creamy white flowers with 2 upper petals forming a hood; western North America


Spiranthes romanzoffiana: orchid having dense clusters of gently spiraling creamy white flowers with 2 upper petals forming a hood; western North America


western ladies' tresses: similar to Spiranthes romanzoffiana;States


Spiranthes porrifolia: similar to Spiranthes romanzoffiana;States


European ladies' tresses: European orchid having shorter racemes of strongly spiraling snow-white flowers


Spiranthes spiralis: European orchid having shorter racemes of strongly spiraling snow-white flowers


genus Stanhopea: genus of tropical American epiphytic orchids


stanhopea: any of various orchids of the genus Stanhopea having a single large leaf and loose racemes of large fragrant flowers of various colors; Mexico to Brazil


genus Stelis: genus of small caespitose orchids of tropical America


stelis: any of various small tropical American orchids of the genus Stelis having long slender racemes of numerous small to minute flowers


Trichoceros: small genus of small epiphytic or terrestrial orchids of tropical South America


genus Trichoceros: small genus of small epiphytic or terrestrial orchids of tropical South America


fly orchid: any of several dwarf creeping orchids with small bizarre insect-like hairy flowers on slender stalks


genus Vanda: genus of showy epiphytic orchids of Himalayas to Malaysia


vanda: any of numerous showy orchids of the genus Vanda having many large flowers in loose racemes


blue orchid: famous orchid of northern India having large pale to deep lilac-blue flowers


Vanda caerulea: famous orchid of northern India having large pale to deep lilac-blue flowers


genus Vanilla: large genus of tropical climbing orchids; Old and New Worlds


vanilla: any of numerous climbing plants of the genus Vanilla having fleshy leaves and clusters of large waxy highly fragrant white or green or topaz flowers


vanilla orchid: a climbing orchid bearing a podlike fruit yielding vanilla beans; widely cultivated from Florida southward throughout tropical America


Vanilla planifolia: a climbing orchid bearing a podlike fruit yielding vanilla beans; widely cultivated from Florida southward throughout tropical America