4.  R.  rubiginosa,  L.  (Eglantine.)  Stem  erect  or  curving,  armed  with
very  stout  prickles  ;  leaflets  5-7,  oval  or  obovatc,  serrate,  glandular  beneath  ;
flowers  mostly  solitary,  on  hispid  peduncles;  fruit  obovatc.  (R.  suaveolens,
Pursh.)  —  Waste  places  in  the  upper  districts  :  introduced.  Branches  yellowish-
green.     Leaves  fragrant.
5.  R.  laevigata,  Michx.  (Cherokee  Rose  )  Stem  long,  trailing,
smooth,  the  branches  armed  with  very  stout  and  curved  prickles ;  leaves  ever-
green, mostly  trifoliolate ;  leaflets  smooth  and  Bhining,  lanceolate,  the  midrib  his-
pid ;  stipules  deciduous;  flowers  large,  solitary,  white;  calyx  very  bristly. —
Common  in  cultivation.
15.    CRATAEGUS,    L.    Hawthorn.
Calyx  urn-shaped  ;  the  limb  5-cleft,  persistent.  Petals  5,  orbicular,  concave.
Stamens  few  or  many.  Styles  1-5,  distinct.  Fruit  fleshy,  containing  1-5
bony  nutlets.  —  Thorny  shrubs  or  trees.  Leaves  simple,  senate  or  variously
lulled.  Flowers  white,  axillary  and  solitary,  nr  in  corymbs  terminating  short
lateral  branches.  Stipules  on  the  young  branches  linear,  or  lunate  and  ser-
rate.
*  Corymbs  compound,  many-flowered.
-t-  Fruit  simiH,  not  larger  than  a  pea.
l.   C.  spathulata,  Michx.     Young  branches  tomentose,  otherwise  nearly

BmOOtb  and  glandleSS  throughout  ;  leaves  small,  spatulate,  eivnate  at  the  sum-
mit;  those   on    the    young    shoots    larger   and    itieiseh     lobed ;    calyx-lobes    very

short;  styles  5 ;  lYuit  rery  small,  red. —  River-bankB,  Florida  to  North  Carolina,
and  west  to  Mississippi.  April.  — A  small  tree.  Corymbs  sometimes  slightly
pubescent    Stipules  lunate  on  tie-  young  branches,


ROSACEA.     (rose  family.)  127

2.  C.  apiifolia,  Michx  Young  branches,  leaves,  and  corymbs  whitened
with  soft  hairs  ;  Leaves  small,  deltoid,  pinnately  5-7-lobed,  sharply  toothed,
nearly  smooth  when  old,  truncate  or  cordate  at  the  base ;  styles  1  -3,  filiform  ;
fruit  globular,  red. — River  swamps,  Florida  to  North  Carolina,  and  westward.
