Oncidium acinaceum Lindl. 1841 SECTION Heterantha Photo by Ecuagenera and their Orchid Species Sales Catalog

Common Name The Saber-Shaped Oncidium [refers to the column wings]

Flower Size .8" [2 cm]

Found in Colombia, Ecuador and Peru at elevations of 2600 to 3200 meters as a miniature sized, cold growing epiphyte with ovate, strongly laterally compressed, roundly 2 edged pseudobulbs carrying 2 apical, lanceolate, acute leaves that blooms in the winter and spring on an erect then arching-pendant, twining, paniculate, heteranthous, 10 to 16 branched, each branch short, few flowered, some fertile, some sterile, to 36" [90 cm] long, many flowered inflorescence carrying flowers that are scentless.

Synonyms Heteranthocidium acinaceum (Lindl.) Szlach., Mytnik & Romowicz 2006

References W3 Tropicos, Kew Monocot list , IPNI ; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922 drawing ok; Orchids of Peru Vol 4 Schweinfurth 1961; Orquideologia Vol 14 No 1 1979 photo good; Icones Orchidacearu Peruviarum Plate 138 Bennett & Christenson 1993 drawing fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 33 - 36 2057 - 2308 Brieger 1997 photo fide; Native Ecuadorian Orchids Vol 4 Dodson 2003 photo fide; Orquideologia Vol. 23 No 2 2004; Oncidium Vol 1 Koniger 2004 photo/drawing fide; Orchid Species of Peru Zelenko Bermudez 2009 photo fide