‘ sogo f2451 ’ has not been observed under all possible environmental conditions . the phenotype may vary significantly with variations in environment such as temperature , light intensity , fertilization and day length without any change in the genotype . the observations and measurements describe plants grown in kaohsiung county , taiwan , r . o . c . under the conditions , which approximate those generally used in commercial practice . in the following description , color references are made to the royal horticultural society ( r . h . s .) colour chart . plants used for the aforementioned photographs and the following detailed botanical description were 18 months in maturity and grown in the pots of 13 cm , in a controlled greenhouse with day - night temperature around 25 - 18 degree celsius , and light intensity between 15 , 000 - 20 , 000 lux natural light , in kaohsiung county , taiwan , r . o . c . origin : seedling from a cross of selected doritaenopsis and phalaenopsis but unnamed parentage . classification : doritaenopsis hybrid cv . ‘ sogo f2451 ’. propagation : asexual propagation by tissue culture . plant description : plant height .— soil level to top of foliar plane is about 10 to 15 cm . plant height .— soil level to top of inflorescences is about 40 to 50 cm . plant diameter .— is about 30 to 35 cm . growth habit .— compact , small , dark - green leaves and a relatively short raceme . flowers per stem .— approximately 35 to 45 . quantity .— approximately 6 to 8 leaves are produced before flowering . size of leaf .— 15 to 20 cm long and 5 to 7 cm wide . shape .— the leaf blade is short and elliptic with a cuneate base and an obtuse tip . the leaf blade is leathery and thick . the middle vein protrudes , while the other veins are not visible in the thick leaf blade . attitude .— horizontal and on two sides parallel . color .— upper surface : dark - green , rhs 139a . lower surface : light - green , rhs 146a . flower type and habit .— single zygomorphic flowers arranged in racemes . flowers are roughly pentagonal in shape . flowering stems upright , freely branching and sturdy . plants freely flowering ; plants typically produce one to three branched flowering stems with at least 28 to 35 flowers each . fragrance .— no fragrance . natural flowering season .— from february to april in the southern part of taiwan . the flower spikes can be induced under the controlled environment , of which day - night temperature at 25 - 18 degree c . for 2 weeks . post - production longevity .— plants of ‘ sogo f2451 ’ maintain good leaf and flower substance for about three to four months on the plant under interior environmental conditions . lastingness of cut flowers has not been observed . inflorescence length .— about 20 to 25 cm . inflorescence diameter .— about 32 to 37 cm . general impressions of petals and sepals .— horizontal elliptical in shape , about 5 cm of flower width in front view . sepals .— there are 3 sepals which are fleshy and glabrous in texture , with straight margins and in elliptical shape , about 2 . 7 cm in length and 2 cm in diameter . the main color of dorsal sepal is rhs 8a , the pattern color of dorsal sepal is 58a . the main color of lateral sepals is rhs 8b , the pattern color of lateral sepal is 58a . petals .— there are 2 open petals which are fleshy and glabrous in texture , with margins weakly undulate and in elliptical shape , about 3 . 7 cm in length and 2 . 4 cm in diameter . the main color of petals is rhs 4b , the pattern color of petals is 58a . labellum ( lip ).— the lip whiskers are absent , shape of apical lobe is ovate , approximately 1 . 8 cm long and 1 . 4 cm wide . the base color of apical lobe is rhs 71a , the tip color of apical lobe is rhs 71a . peduncles .— length about 45 cm , diameter about 5 mm , upright , strong and sturdy , with smooth and glabrous texture . color is rhs n200a . pedicels .— length about 3 . 4 cm , diameter about 2 mm . aspect about 80 . degree from vertical . strong , with a texture of smooth and glabrous . color rhs 145d , towards the base , overlaid with rhs 150b . reproductive organs : the stamens , style and stigmas are fused into a single , short structure called the column , possessing one terminal anther with pollen grains united into a pollinia , which are covered by an anther cap . the stigma is located under the column behind the pollinia . the ovary is inferior with three carpels present . the plant has not produced seed . column .— approximately 11 mm long and 5 mm wide , rhs 72b . pollinia .— two , about 1 mm oval masses of pollen present , rhs 21a . ovary .— 6 to 8 mm long and 2 . 6 mm in diameter , rhs 75b . roots : fleshy , approximately 6 mm wide and green , rhs 188b . plant disease resistance / susceptibility : no specific resistance or susceptibility observed . general observations : doritaenopsis ‘ sogo f2451 ’ produces two or more inflorescence with flowers having sepals and petals in the color of yellow overlaid with purple toward pink base . a red purple with white border labellum . the inflorescence is strong , erect and sturdy , relatively short , and easily packaged for shipping . the plant grows very quickly to marketable size . ‘ sogo f2451 ’ can be economically propagated via tissue culture .
a new and distinct cultivar of doritaenopsis plant named ‘ sogo f2451 ’, comprises its flowers of yellow overlaid with purple toward pink base and the red purple with white border labellum , freely flowering habit , upright , freely branching and sturdy flowering stems , and the excellent postproduction longevity .