Stelis lanceolata (Ruiz & Pav.) Willd. 1805 SECTION Stelis
Photo by Sebastian Vieira-Uribe
Drawing by © Carl Luer and The Swiss Orchid Foundation at he Jany Renz Herbaria Website
Original Drawing by © Padre Pedro Ortiz Conserved at the Herbario de la Universidad Javeriana, Bogota Colombia
Common Name The Lanceolate Stelis [refers to the leaves]
Flower Size .3" [8 mm]
Found in Merida state of Venezuela, Nariño department of Colombia, Carchi and Pichincha provinces of Ecuador and Huanuco department of Peru on trees and rocks at elevations around 3000 meters as a miniature to small sized, cold growing, scandent, ascending-repent terrestrial or epiphyte with a repent to ascending, clumping, prolific ramicauls enveloped by tubular, dilated sheaths and carrying a single, apical, narrowly elliptic-lanceolate, subcoriaceous, obtuse and tridenticulate apically, narrowing below into the conduplicate petiolate base leaf that blooms in the summer and fall on an erect to slightly flexuous, arising through a spathe, to 3.2 to 4.8" [to 8 to 12 cm] long, racemose, distichous, laxly many flowered inflorescence with obliquely cucullate, apiculate to beaked, as long as the ovary floral bracts and carrying yellow floewrs with the sepals lighter yellow.
"The habit is erectly long-repent with elliptical leaves and a twice longer raceme, The petals and lip are proportionally large for the ovate sepals. The petals are transverse and shallowly concave. The lip, and unusual variant of type "A", is transverse and thick with a prominent, rounded, callous disc overlain by a prominent, elongated rostellum with overlying anther-cap." Luer 2009
Synonyms *Humboltia lanceolata Ruiz & Pav. 1798; Pleurothallis lanceolata (Ruiz & Pav.) Lindl. 1830; Stelis macrocarpa Kunth 1816; Stelis rhynchanthera F.Lehm. & Kraenzl. 1899; Stelis sesquipedalis Lindl. 1846
References W3 Tropicos, Kew Monocot list , IPNI ;
Syst. Veg. Fl. Peruv. Chil.: 237 Ruiz & Pavon 1798 as Humboldtia lanceolata;
* Sp. Pl., ed. 4. 4: 139 Willd. 1805;
Nov. Gen. Sp. 1: 363 H B K 1816 as S macropoda;
Gen. Sp. Orchid. Pl.: 5 Lindley 1830 as Pleurothallis lanceolata;
Orchid. Linden.: 3 Lindley 1846 as S sesquipedalis;
Bot. Jahrb. Syst. 26: 447 F Lehm & Kraenzl. 1899 as S rhynchsnthera; Orchids of Peru Vol 1 Schweinfurth 1958; Venezuelan Orchids Illustrated Vol 4 Dunsterville & Garay 1966 drawing good; Fieldiana Botany Vol 33 1st Supplement to the Orchids of Peru Schweinfurth 1970; Orchids of Venezuela, An Illustrated Field Guide Vol 3 Dunsterville & Garay 1979 drawing good; Icones Pleurothallidinarum Systematics of Pleurothallis Vol III Luer 1986 as Pleurothallis lanceolata not = P schweinfurthiana; Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 drawing good; Orquideas Nativas del Tachira Cesar Fernandez 2003 photo fide; Orchidaceae Stelis Swartz Duque 2008 drawing good; 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: 41 Luer & Escobar 2018 as S rhynchanthera Drawing fide; Harvard Pap. Bot. 23: 171 Luer & Escobar 2018 as S sesquipedalis drawing fide;
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