Maxillaria callichroma Rchb. f. 1854 Photo by © Lourens Grobler
Another Flower Angle Photo by Patricia Harding ©

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Common Name The Green Calli Maxillaria
Flower Size 1.2" [3 cm]
Found in Colombia, Ecuador and Peru at elevations of 900 to 2200 meters as a small to medium sized, hot to cool growing epiphyte withovoid, very dark brown, lightly to moderately compressed pseudobulbs enveloped basally by a few imbricate, leafless sheaths and carrying a single, apical, lanceolate, gradually narrowing below into the narrow conduplicate base leaf that blooms in the winter on an erect, basal, single flowered inflorescnece arising on a newly formed pseudobulb completely enveloped by several, inflated, compressed, pale green, densely dark lepidote sheaths .
Cited as a synonym of Maxillaria setigera but I will leave them separate for more information
References W3 Tropicos, Kew Monocot list , IPNI ; Venezuelan Orchids Illustrated Vol 6 Dunsterville & Garay 1976; Native Ecuadorian Orchids Vol 3 Dodson 2002;
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