Sigmatostalix wallisii Rchb. f. 1877 Photo by Eric Hunt, plant grown by Dan Newman of Hanging Gardens.
Another Angle Photo by Gilberto Escobar Copyright © , and the Dr Leslie Garay Archives
Common Name Wallis' Sigmatostalix
Flower Size
Found in Colombia at elevations of 1800 to 2500 meters as a small sized, cool to cold growing epiphyte with egg-shaped to oblong, flattened and sharp edged pseudobulbs that is partially enveloped bsally by a pair of sheaths and carrying a single apical, linear leaf that blooms on an axillary, paniculate, several flowered inflorescence with short branches each on with only one, successive flower open in each cluster at a time.
Synonyms Roezliella wallisii (Rchb. f.) Schltr. 1918; Oncidium wallisoides Chase & Wms 2008;
References W3 Tropicos, Kew Monocot list , IPNI ; Das Pflanzanreich Regni Vegetabilis Conspectus Odontoglossum/Oncidium Kranzlin 1922; Native Colombian Orchids Vol 4 COS 1992 photo fide; Orchid Species Culture Oncidium/Odontoglossum Alliance Bakers 2006; AOS Bulletin Vol 77 No 12 2008 as Oncidium wallisoides
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