Rhynchostele aptera (Lex.) Soto Arenas & Salazar 1993
Photos by Edouard Faria ©
Photo by © Eric Hunt
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Common Name The Wing-Less Rhynchostele
Flower Size to 4" [10 cm]
Sinaloa Mx., 1859m elev., Mazatlan-Durango highway, epiphytic on oaks in oak-pine forest
A small to medium sized, cold to cool growing epiphyte, endemic to Sinaloa, Durango, Jalisaco, Michoacan, Guerrerro, Mexico, Moreles, and Oaxaxa states of Mexico in oak-pine forests at elevations of 2000 to 2800 meters, that is a a beautiful member of the genus with a particularly large flower, and wrinkled, ovate, laterally compressed, 3" pseudobulbs emveolped basally by long, triangular, papery, leafless sheaths and are topped with a pair of light green, 10", acute, lanceolate, conduplicate below into the base leaves with pronounced veins. The basal, 5 to 8 " [12.5 to 20 cm] long, 2 to 5 flowered infloresceence emerge with new the growths carrying up to 5, well spaced, showy blooms, the 4" [10 cm] cuppy flowers are crystalline white with bold chocolate brown basal spotting and pointed sepals and petals, arrowhead lip is white with the same brown spotting and a large bright yellow callus and can occur at any time of the year.
Synonyms Amparoa aptera (Lex.) Archila 2009; Cymbiglossum apterum (La Llave & Lex.) Halb. 1983; Lemboglossum apterum (La Llave & Lex.) Halb. 1984; Odontoglossum acuminatum Lindl. 1852; *Odontoglossum apterum La Llave & Lex. 1825; Odontoglossum maxillare Lindl. 1847; Odontoglossum nebulosum Lindl. 1838; Oncidium apterum [Lex] Beer 1854; Oncidium anceps Beer 1854; Oncidium maxillare (Lindl.) Beer 1854; Oncidium rossii Beer 1854; Rhynchostele aptera (La Llave & Lex.) M.A.Soto Arenas & G.A.Salazar 1993
References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Schlechter 1915 as Odontoglossum maxillare photo not = Rhynchostele madrense; Die Orchideen Schlechter 1915 as Odontoglossum nebulosum; Atlas des Orchidees Cultivees Constantin 1920 as Odontoglossum nebulosum drawing fide; AOS Bulletin Vol 26 No 5 1957 as Odontoglossum nebulosum drawing fide; Encyclopedia of Cultivated Orchids Hawkes 1965 as Odontoglossum nebulosum; AOS Bulletin Vol 36 No 6 1967 as Odontoglossum nebulosum photo fide; ORQUIDEA (Méx. ) 8(2) Hagsater 1982 as Odontoglossum apterum drawing/photo fide; ORQUIDEA (Méx.) 9(2): Halbinger 1984 as Lemboglossum apterum; Flora Novo-Galaciana Vol 16 McVaugh 1985 as Cymbiglossum apterum; An Introdution to the Orchids of Mexico Wiard 1987 as Lemboglossum apterum photo fide; *Orquídea (Méx.) 13(1-2): 146. Soto, Salazar y Rojas 1993; Rudolf Schlechter Die Orchideen Band 1C lieferung 33 - 36 2057 - 2308 Brieger 1997 1997 photo fide; Orquideas del Estado de Morelos ORQUÍDEA (MÉX.) VOLUMEN 16 NÚMERO ÚNICO enero 2002 drawing/photo fide; The Pictoral Encyclopedia of Oncidium Zelenko 2002; Icones Orchidacearum 5 - 6 Orchids of Mexico Part 2 - 3 Plate 653 Hagsater & Soto 2002 drawing fide; Orchid Species Culture: Oncidium, Bakers 2006; AOS Bulletin Vol 10 2008 photo fide; Algunas Orquideas De Mexico Tomo 1 Suarez 2012 photo fide; AOS Bulletin Vol 83 #9 2014 photo fide; AOS Bulletin Vol 84 #2 2015 photo fide; Orchid Digest Vol 80 #3 2016 photo fide;
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