Ada ocanensis (Lindl.) N.H. Williams 1972 Photo By the Niessens and The Orquvalle Website

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Plant and Flowers Photo By Dalton Holland Baptista

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Common Name or Meaning The Ada from Ocana [A town in Santander Colombia]

Flower Size 2" [5 cm]

Found in Venezuela, Colombia, Ecuador, Peru and Bolivia in wet montane forests at elevations of 1000 to 2850 meters as a medium sized, warm to cold growing epiphyte or terrrestrial on steep embankments with small pseudobulbs enveloped completely by 5 to 7, imbricating leaf bearing sheaths and carrying a single, apical, narrowly elliptic, acute, conduplicate below into the elongate, petille-like base leaf that blooms throughout the year on an axillary, erect, 11" [27 cm] long, densly several [8 to 10] flowered, racemose inflorescence arising on a mature psedobulb with simultaneously opening flowers.

Distinguished from A glumacea by the divergent calli on the lip, A glumacea has them alongside each other.

Synonyms *Brassia ocanensis Lindl. 1854; Brassia spathacea Linden & Rchb. f. 1854; Oncidium ocanense (Lindl.) Rchb. f. 1863; Oncidium spathaceum (Linden & Rchb. f.) Rchb. f. 1863

References W3 Tropicos, Kew Monocot list , IPNI ; Bonplandia Rchb.f 1854 as Brassia spathacea; Orchid Digest Vol 42 No 5 1978 as Brassia ocanensis photo ok; Icones Planetarum Tropicarum plate 903 Dodson 1984 drawing ok; Icones Planetarum Tropicarum Series II Orchids of Peru Plate 0004 Dodson & Bennett 1989 Drawing not = A glumacea; Native Colombian Orchid Vol 1 COS 1990 photo fide; Native Ecuadorian orchids vol 1 Dodson 1993 drawing/photo fide; Native Colombian Orchids Vol 5 COS 1994 photo fide; Rudolf Schlechter Die Orchideen Lieferung 33-6 1997 as Brassia ocanensisphoto fide; Flora Of Ecuador # 76 225[2] Dodson & Luer 2005; The Pictoral Encyclopedia of Oncidium Zelenko 2005; Orchid Species Culture: Oncidium, Bakers 2006;

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