Catasetum expansum Rchb.f 1878 Photos courtesy of Danny Lentz plant grown by the Atlanta Botanical Garden ©
Inflorescence Photo courtesy of Jay Pfahl
Female top and Hermaphrodite Bottom Flower Photo courtesy of David Jubineau and His Bulbophyllum Pages Copyright ©
Another Color Form Photos courtesy of Danny Lentz plant grown by the Atlanta Botanical Garden ©
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Common Name The Expansive Catasetum
Flower Size 3" [7.5 cm]
A large sized, showy, epiphytic Catasetum from Northeastern Ecuador in dry forest at elevations of 20 to 1500 meters with spindle shaped pseudubulbs carrying several deciduous, plicate, lanceolate leaves that can bloom from May until December on a basal, 12" [30 cm] long, several [6] flowered arching raceme arising on a newly forming pseudobulb with either male or female flowers. They can be found at altitudes of 20 to 1500 meters in many colors including yellow, green, white and sometimes with maroon spots, they are a hot to warm growing species.
Synonyms Catasetum expansum var sodiroi [Schlechter] Mansf.; Catachaetum recurvatum Link 1844; Catasetum cliftonii R.H. Torr. 1911; Catasetum platyglossum Schltr. 1916; Catasetum recurvatum Link 1844; Catasetum sodiroi Schltr. 1921
References W3 Tropicos, Kew Monocot list , IPNI ; *Otia Botanica Hamburgensia Rchb.f 1878; Flora Brasilica Vol XII VI Hoehne 1942 as C platyglossum; AOS Bulletin Vol 26 No 9 1957 photo as C platglossum; Icones Planetarum Tropicarum Plate 017 Dodson 1980 drawing fide; AOS Bulletin Vol 52 No 7 1983 photo; Orchids from The Coast Of Ecuador Arosemana, Jurado, Estrada and Konanz 1988 photo fide; Botanica's Orchids Laurel Glen 2001; The World Of Catasetum Holtz 1999 photos fide; An Illustrated Encyclopedia of Orchids Pridgeon 1982; Orchid Digest Vol 58 No 3 1994 photo fide; Manual of Orchids Stewart 1995; Native Ecuadorian Orchids Vol 1 Dodson 1993 photos fide; Australian Orchid Review Vol 68 No 1 2003 photo; Flora Of Ecuador # 76 225[2] Dodson & Luer 2005
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