Bulbophyllum retusiusculum

Bulbophyllum retusiusculum
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Order:	Asparagales
Family:	Orchidaceae
Subfamily:	Epidendroideae
Genus:	Bulbophyllum
Species:	B. retusiusculum
Binomial name
	Bulbophyllum retusiusculum; Rchb.f.
Synonyms
	Cirrhopetalum retusiusculum (Rchb.f.) Hook.f. (1890; Phyllorkis retusiuscula (Rchb.f.) Kuntze 1891; Bulbophyllum flavisepalum Hayata 1912; Bulbophyllum langbianense Seidenf. & Smitinand 1965; Bulbophyllum micholitzii (Rolfe) J.J.Sm. 1912; Bulbophyllum oreogenes (W.W.Sm.) Seidenf. 1973 publ. 1974; Bulbophyllum retusiusculum f. brunneum N.H.Tuan & O.Gruss 2019; Bulbophyllum retusiusculum f. flavum N.H.Tuan, O.Gruss & D.H.Le 2019; Bulbophyllum retusiusculum var. oreogenes (W.W.Sm.) Z.H.Tsi 1995; Cirrhopetalum flavisepalum (Hayata) Hayata 1917; Cirrhopetalum micholitzii Rolfe 1912; Cirrhopetalum oreogenes W.W.Sm. 1921; Cirrhopetalum touranense Gagnep. 1931; Cirrhopetalum touranense var. breviflorum Gagnep. 1931;

Bulbophyllum retusiusculum is a species of orchid in the genus Bulbophyllum.^[1]

Description

Bulbophyllum retusiusculum is a warm-growing orchid has lithophytic or epiphytic habits, featuring a creeping branched rhizome with 1-3 cm separations between each falcate pseudobulb. The pseudobulbs are slender, suberect to oblique, and narrowly ovate-conical, each bearing a single apical, leathery, linear-oblong leaf that is erect to suberect and semi-flexible to rigid and 1.6-8 cm long. It flowers in summer and autumn with a 14 cm long basal inflorescence, which can be ascending or descending, bearing 6 to 12 umbel-shaped flowers with tubular, narrowly lanceolate bracts.^[2]

Close up of labellum
Flowers

Distribution

Bulbophyllum retusiusculum is found in lowland evergreen forests and primary montane forests at elevations of 500 to 3000 meters in China (Gansu, Guizhou, Hainan, Hubei, Hunan, Sichuan, Xizang, Yunnan), Nepal, India (Assam and Sikkim), Bhutan, Burma, Thailand, Malaysia, Laos, Vietnam, and Taiwan.^[2]

Plant growing epiphytically

Taxonomy

Heinrich Gustav Reichenbach described Bulbophyllum retusiusculum in The Gardeners' Chronicle & Agricultural Gazette in 1869.

References

^ "Bulbophyllum retusiusculum Rchb.f." Plants of the World Online. 2006-10-26. Retrieved 2024-07-07.
^ ^a ^b "Bulbophyllum retusiusculum in Flora of China @ efloras.org". eFloras.org Home. Retrieved 2024-07-07.

External links

Media related to Bulbophyllum retusiusculum at Wikimedia Commons
Data related to Bulbophyllum retusiusculum at Wikispecies

[v983-1] "Bulbophyllum retusiusculum Rchb.f." Plants of the World Online. 2006-10-26. Retrieved 2024-07-07.

[p671-2] "Bulbophyllum retusiusculum in Flora of China @ efloras.org". eFloras.org Home. Retrieved 2024-07-07.

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[2]