Cau. bilamellatum photo by Ecuagenera (Jose Portilla)

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Orchid Species: Caularthron bilamellatum

(This name is currently accepted by Kew.)

Caularthron bilamellatum is an orchid species identified by (Rchb.f.) R.E.Schult. in 1958.
Caularthron (Cau.)
(name currently accepted by Kew)
(Rchb.f.) R.E.Schult.
ORIGIN: Found in Mexico, Guatemala, Belize, El Salvador, Honduras, Nicaragua, Costa Rica, Panama, Trinidad & Tobago, Venezuela, Colombia, Ecuador and Peru as a small sized, hot to warm growing epiphyte found in dry tropical forests at elevations of sea-level to 700 meters.

DESCRIPTION: A small sized, hot to warm growing epiphyte found in dry tropical forests at elevations of sea-level to 700 meters with long-cylindrical, fusiform or elongate-ovoid pseudobulbs enveloped by white, papery bracts carrying, 3 to 4, towards the apex, oblong or elliptic-oblong, fleshy, coriaceous, obtuse leaves that blooms on an apical, to 3' [90 cm] long, erect, occasionally branched, racemose inflorescence arising on a mature pseudobulb with several to many scented flowers that often do not open well occurring in the late winter and spring.

FLOWER SIZE: Up to 1 1/2 inches [up to 3.75 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Caularthron Cau bivalvatulum 1974 (Schltr.) H.G.Jones
Add+ Caularthron Cau indivisum 1979 (Bradford ex Griseb.) Garay & Dunst.
Add+ Diacrium Diacm bigibberosum 1884 (Rchb.f.) Hemsl.
Add+ Diacrium Diacm venezuelanum 1919 Schltr.
Add+ Epidendrum Epi bigibberosum 1862 Rchb.f. in W.G.Walpers
Add+ Epidendrum Epi indivisum 1864 Bradford ex Griseb.
Add+ Diacrium Diacm bilamellatum 1884 (Rchb.f.) Hemsl.
Add+ Epidendrum Epi bilamellatum 1862 Rchb.f. in W.G.Walpers
Add+ Diacrium Diacm bivalvatulum 1923 Schltr.
Most awarded/recent cultivars: Cau. bilamellatum 'Adelaida' (2008)
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