Odontoglossum praestans Rchb.f. & Warsc. 1854 SUBGENUS Erectolobata

Photo by Mauro Rosim and his Orchid Flickr photo site

Common Name The Outstanding Odontoglossum

Flower Size 1 1/2" [4 cm]

This is a small to medium sized, cool growing, caespitose, epiphytic species found from Colombia, Ecuador and Peru on exposed, brush covered slopes in wet montane forests at an elevation of 1600-2000 meters with an ovoid, laterally compressed, mottled purple brown, slightly ancipitous, rugose pseudobulb subtended by 2 to 3 imbricate bracts with the uppermost leaf-bearing and has 2 apical, oblong, obtuse, conduplicate below into the petiolate base leaves and blooms in the spring on an axillary, 7 to 9 3/4" [18 to 25 cm] long, erect to arcuate, several [6 to 9] flowered, racemose inflorescence that is equal to or longer than the leaves, arising on a mature pseudobulb and carrying several fragrant, showy flowers.

Synonyms Oncidium praestanoides Chase & NH Wms. 2008

References W3 Tropicos, Kew Monocot list , IPNI ; *Bonplandia Rchb.f 1854; Bonplandia Rchb.f 1855; Orquideologia Vol 14 No 1 1979 photo good; Icones Planetarum Tropicarum plate 964 Dodson 1984 drawing fide; Icones Orchidacearum Peruviarum Plate 135 Bennett & Christenson 1993 drawing fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 33 - 36 2057 - 2308 Brieger 1997 photo ok; Native Ecuadorian Orchids Vol 3 Dodson 2002 photo fide; Orchid Species Culture: Oncidium, Bakers 2006; AOS Bulletin Vol 77 No 12 2008 as Oncidium praestanoides; AOS Bulletin Vol 78 #6 2009 photo fide; Orchid Species of Peru Zelenko Bermudez 2009 photo fide; AOS Bulletin Vol 85 #12 2016 as Oncidium praestanoides photo ok;