!Dimerandra stenopetala (Hook.) Schltr. 1922 Photo courtesy of Jean Claude George

Part shadeCoolTo HotFallWinterSpring

Common Name The Slim-Petaled Dimerandra

Flower Size to more than 1" [to more than 2.5 cm]

Found in Mexico, Guatemala, Belize, El Salvador, Honduras, Nicaragua, Costa Rica, Panama, Colombia, Ecuador, Brazil, French Guaina, Surinama, Guyana, and Venezuela as well as Jamaica and Trinidad at elevations of sealevel to 700 meters as a medium sized, warm to hot growing epiphyte with an elongate, many noded stem carrying alternate, clasping, lanceolate leaves that blooms in the fall, winter and spring, on a short to 1"[ to 2.5 cm], few flowered, corymb-like inflorescence that is heavily bracted and with successive opening flowers that can open very flat or not very well depending on the clone, occuring over several months.

Synonyms Caularthron umbellatum Raf. 1837; Dimerandra isthmi Schltr. 1922; Dimerandra lamellata (Westc. ex Lindl.) Siegerist ex Hamer 1985; Dimerandra rimbachii (Schltr.) Schltr. 1922; Epidendrum lamellatum Westc. ex Lindl. 1843; Epidendrum stenopetalum Hook. 1835

References W3 Tropicos, Kew Monocot list , IPNI ; Bonplandia Rchb.f 1854 as Epidendrum stenopetalum; Bonplandia Rchb.f 1856 as Epidendrum stenopetalum; Otia Botanica Hamburgensia Rchb.f 1878 as Epidendrum stenopetalum; Symbolae Antillanae Vol VI Orchidaceae Urban 1909 as Epidendrum stenopetalum; Die Orchideen Schlechter 1915 as Epidendrum stenopetalum; Atlas des Orchidees Cultivees Constantin 1920 as Epidendrum stenopetalum drawing not?; Repert. Sp. Nov. Regni. Veg. Beih. 17: 44. Panama Schlechter 1922 as D isthmi; The Genus Epidendrum Ames 1936 as Epidendrum stenopetalum; The Orchids of Panama L.O. Williams & P Allen 1946 as Epidendrum stenopetalum; AOS Bulletin VOl 27 No 6 1958 as Epidendrum stenopetalum; Native Orchids of Trinidad Schultes 1960 as Epidendrum stenopetalum; AOS Bulletin Vol 30 No 9 1961 as Epidendrum stenopetalum; Venezuelan Orchids Vol 3 Dunsterville & Garay 1965 drawing good; Encyclopedia of Cultivated Orchids Hawkes 1965 as Epidendrum stenopetalum; Flora de Venezuela Foldats Volumen XV Part 3 1970 as Epidendrum stenopetalum drawing ok; Fieldiana Biology, Vol 33, 1st Supple. to the Orchids of Peru Schweinfurth 1970 as Epidendrum stenopetalum; Die Orchideen #9 33-36 tafel 9 Rudolph Schlechter 1971 photo fide; Las Orquedias De El Salvador Vol 1 Hamer 1974 as Epidendrum stenopetalum drawing/photo fide; Orchids of Venezuela ; An Illustrated Field Guide Vol 1 Dunsterville & Garay 1979 drawing good; Icones Planetarum Tropicarum Plate 1213 Dodson 1985 as Dimerandra lamellata drawing ok; The Orchids of Surinam Werkhoven 1986 photo fide; AOS Bulletin Vol 56 No 4 1987; Cattleyas and Their Relatives Vol V Withner 1998 drawing ok; Orchids of Venezuela [An illustrated field guide] Vol. 1 Ramiro and Carnevali 2000 drawing good; Rudolf Schlechter Die Orchideen Lieferung 42/3 2001; Orquideas Nativas del Tachira Cesar Fernandez 2003 photo fide; Flora of Ecuador No 87 225[3] Orchidaceae Dodson & Luer 2010 drawing ok; Orchids of the Department of Valle de Cauca Colombia Vol 2 Kolanowska, Hagsater etal 2014 drawing fide;

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