Stelis biserrula Lindl. 1859 SECTION HumboldtiaPhoto by © Alexander Reynolds and The University of California Davis Website

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

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Common Name The Two Edged Saw Stelis

Flower Size .12” [3 mm]

Found in Venezuela, Colombia and Ecuador at elevations around 1000 to 3200 meters as a miniature [each plantlet] sized, warm to cold growing epiphyte with ascending, slender, prolific ramicauls enveloped by a tubular sheath below the middle and another at the base and carrying a single, apical, erect, coriaceous, narrowly ellipitical, acute, cuneate below into the petiolate base leaf that blooms in the late spring and summer on an erect, subdense, distichous, 2 to 4” [5 to 10 cm] long including the .4” [1 cm] long peduncle, simultaneously several, many flowered inflorescence from an annulus below the apex of the ramicaul with infundibular floral bracts.

CAUTION The Photo is not good enough for a positve ID so please use with caution! See also S bicornis and S langlassei

Synonyms

References W3 Tropicos, Kew Monocot list , IPNI ; Venezuelan Orchids Illustrated Vol 2 Dunsterville & Garay 1961 not = S bicornis; Flora de Venezuela Volumen 15 Parte 2 Foldats 1970 drawing good; Fieldiana Botany Vol 33 1st Supplement to the Orchids of Peru Schweinfurth 1970; Venezuelan Orchids Illustrated Vol 6 Dunsterville & Garay 1976 drawing ok; Orchids of Venezuela An Illustrated Field Guide Vol 3 Dunsterville & Garay 1979 drawing not = S bicornis ; Orquideas de Bolivia Vol 1 Vasquez & Ibisch 2000 photo good; Orquideas de la Serrania del Baudo Misas Urreta 2005 drawing/photo good; Orchidaceae Stelis Swartz Duque 2008 drawing fide; Icones Pleurothallidinarum Vol XXX Luer 2009 drawing fide;

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