Trigonidium acuminatum Bateman ex Lindl. 1838 Photo by The Ecuagenera Website

Another Flower Photo courtesy of Erica Moron de Abad and Her Biorquidtropic Peru Lab Web Page

Common Name The Gradually Tapering Point Trigonidium

Flower Size 3/4" [2 cm]

A creeping, medium sized, hot to warm growing epiphyte that occurs from Venezuela, Colombia, Ecuador, Peru, Bolivia, Guyana, Surinam, French Guiana, and Brazil at elevations of 120 to 1000 meters in wet montane forests as a medium sized, hot to warm growing epiphyte with highly compressed, sulcate, light green pseudobulbs with a single apical, light green, lightly twisted leaf that is conduplicate below into the base and blooms through the spring and summer on 1 to more, erect, lateral, basal, 4" [10cm] long, single flowered inflorescence subtended by closely set bracts that arises on a mature pseudobulb and holds the flower at mid leaf.

Synonyms Trigonidium peruvianum Schltr. 1921; Trigonidium subrepens Rolfe 1906; Trigonidium tenue Lodd. ex Lindl. 1839;

References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen der Sudamerikanischen Kordillerenstaaten IV Peru Schlechter 1921 as T peruvianum; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 as T tenue drawing ok; Flora Brasilica Vol XII VII 115-147 Hoehne 1953 drawing good; Venezuelan Orchids Illustrated Vol 2 Dunsterville & Garay 1961 drawing fide; Flora de Venezuela Foldats Volumen XV Part 4 1970 drawing good; Orchids of Venezuela, An Illustrated Field Guide Vol 3 Dunsterville & Garay 1979 drawing fide; The Orchids of Surinam Werkhoven 1986 photo ok; Icones Planetarum Tropicarum Series II Plate 598 Dodson 1989 drawing ok; Icones Planetarum Tropicarum Series II Orchids of Bolivia plate 0392 Dodson & Vasquez 1989 drawing ok; Die Orchideen lieferung 29 Schlechter/Brieger 1994 drawing ok/photo good; Icones Orchidacearum Peruviarum Plate 395 Bennett & Christenson 1995 drawing fide; Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 drawing fide; Flora of the Venezuelan Guayana Vol 7 Steyermark, Berry, Yatskievych and Holst 2003 drawing ok; Orchids of The Brazilian Central Plateau Menezes 2004 photo fide; Orchid Species Of Peru Zelenko & Bermudez 2009 photo fide; Orquideas de Roirama Luz & Franco 2012 photo good;