Stelis oblongifolia Lindl. 1859 SECTION Stelis
Photo by © Alexander Hirtz
Drawings by Carl Luer
Original Drawing by © Padre Pedro Ortiz Conserved at the Herbario de la Universidad Javeriana, Bogota Colombia
Common Name The Oblong Leaf Stelis [refers to the leaves]
Flower Size .2" [5 mm]
Found in Cauca and Nariño departments of Colombia, Pichincha, Carchi, Imbabura, Napo, Bolivar, Chimborazo, Loja, Morona-Santiago, Canarand Azuay provinces of Ecuador and Amazonas and Piura departments of Peru in montane cloud forests at elevations around 2000 to 3200 meters as a climbing, small to medium sized, cool to cold, growing epiphtye with superposed, ramose ramicauls enveloped by 2 to 4 tubular sheaths and carrying a single, oblong, obtuse, coriaceous, gradually narrowing below into the petiolate base leaf that blooms on a solitary, 4 to 6" [10 to 15 cm] long, subsecund, racemose, more or less fractiflex, laxly several flowered inflorescence arising through a small spathe concealed by the uppermost sheath and has large, cucullate, acuminate floral bracts and glabrous flowers.
"This large, variable, widely distributed species is characterized by a prolific habit; oblong-elliptical leaves; and a much longer, crowded inflorescence. The sepals are broadly obtuse, about .16" [4 mm] long, and 3-veined; the petals are transverse and 3-veined with a thick margin; and the lip is subquadrate, obtuse, and shallowly concave with a prominent glenion. The calli on the dorsum are variable." Luer 2018
Very close to if not synomynous with S pastoensis.
Synonyms Stelis chachapoyensis Rchb.f. 1855; Stelis coturcoensis Schltr. 1921; Stelis superposita Schltr. 1915
References W3 Tropicos, Kew Monocot list , IPNI ;
Bonplandia (Hannover) 3: 225 Rchb.f 1855;
*Fol. Orchid. 8: 12 Lindley 1859;
Repert. Spec. Nov. Regni Veg. 14: 124 Schlechter 1915 as S superposita; Repert. Spec. Nov. Regni Veg. Beih. 8: 52 Schlechter 1921 as S coturcoensis;
Orchids of Peru Vol 1 Schweinfurth 1958 as S chachapoyensis;
Native Ecuadorian Orchids Vol 5 Dodson 2004 photo okish to second drawing;
Orchidaceae Stelis Swartz A Compendium Duque 2008 as S chachapoyensis drawing hmm;
Orchidaceae Stelis Swartz A Compendium Duque 2008 as S coturcoensis drawing hmm;
Orchidaceae Stelis Swartz A Compendium Duque 2008 drawing fide;
Orchid Species Of Peru Zelenko & Bermudez 2009 photo not?;
Icones Pleurothallidinarum Vol XXX Lepanthes of Jamaica Stelis of Ecuador Part IV Luer 2009
Icones Pleurothallidinarum Vol XXX Lepanthes of Jamaica Stelis of Ecuador Part IV Luer 2009 drawing fide;
Harvard Pap. Bot. 23: 160 Luer & Escobar 2018 drawing fide
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