Stelis tridentata Lindl. 1859 SECTION Stelis Photo by Ecuagenera and their Ecuador Orchid Website

Drawing Drawing by Carl Luer and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

LATE EARLY

Common Name The Three Toothed Stelis refers to the tridentate apex of the leaf]

Flower Size .12" [3 mm]

I am fairly sure of this photo determination.

Found in Costa Rica, Venezuela, Colombia and Ecuador in rainforests at elevations of 2000 to 2600 meters as a miniature to small sized, cold growing epiphyte with erect to prolific ramicauls enveloped by 2 to 3 tubular sheaths and carrying a single, apical, erect, coriaceous, elliptical-oblong, subcoriaceous, obtuse, tridenticulate, attenuate below into the petillate base leaf that blooms in the late summer and early fall on 1 to 2, as long or slightly longer than the leaf, racemose, distichous, lightly flexuous, 2.8 to 6" [7 to 15 cm] long including the 1.6 to 2.8" [4 to 7 cm] long peduncle, laxly several flowered inflorescence arising through an arcuate spathe and with cucullate, acuminate, wide floral bracts.

Synonyms Stelis elliptica Ames & C.Schweinf. 1925; Stelis ferax Luer & Hirtz 2002; Stelis leptophylla Schltr. 1923

References W3 Tropicos, Kew Monocot list , IPNI ; Repert. Sp. Nov. Regni. Veg. Beih. 19: 174. Costa Rica Schlechter 1923 as Stelis leptophylla; Venezuelan Orchids Illustrated Vol 4 Dunsterville & Garay 1966 drawing good; Flora de Venezuela Volumen 15 Parte 2 Foldats 1970 drawing ok; Orchids of Venezuela, An Illustrated Field Guide Vol 3 Dunsterville & Garay 1979 drawing good; Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 drawing good; Icones Pleurothallidinarum Vol XXIV Luer 2002 as S ferax drawing fide; Flora of the Venezuelan Guayana Vol 7 Steyermark, Berry, Yatskievych and Holst 2003; Orchidaceae Stelis Swartz A Compendium Duque 2008 drawing goood; Icones Pleurothallidinarum Vol XXX Luer 2009 drawing fide

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