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


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


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;