Pleurothallis tripterantha Rchb.f 1854 SUBGENUS Mirabilia Luer 1986 Photo by Eric Hunt

Inflorescence Photo by Jay Pfahl

Inflorescence and leaf Photo by Dale and Deni Borders

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Common Name The Three Winged Pleurothallis [refers to the curved sepals]

Flower Size 3/8" [1 cm]

This creeping, miniature sized, warm to cold growing epiphytic species is found in Costa Rica, Panama, Colombia, Venezuela, Ecuador, Peru, Bolivia, Brazil, and Argentina in wet montane forests at elevations of 900 to 2700 meters in altitude with a very short ramicaul carrying a single, apical, oblong, acute, gradually narrowing below into the conduplicate, petiolate base, coriaceous leaf that blooms in the late spring and summer on a apical, racemose, horizontal to laxly pendulous, 2 3/4" [7 cm] longer than the leaf, loosely flowered inflorescence that has several, simultaneously opening flowers.

Synonyms Anthereon tripteranthus (Rchb.f.) Pridgeon & M.W.Chase 2001; Humboldtia procumbens (Lindl.) Kuntze 1891; Humboldtia tripterantha (Rchb.f.) Kuntze 1891; Humboldtia tripterygia (Rchb.f.) Kuntze 1891; Humboltia procumbens (Lindl.) Kuntze 1891; Humboltia tripterantha (Rchb. f.) Kuntze 1891; Humboltia tripterygia (Rchb. f.) Kuntze 1891; Masdevallia aperta Kraenzl. 1921; Masdevallia carpophora Kraenzl. 1921; Pabstiella tripterantha (Rchb.f.) F.Barros 2002; Pleurothallis aperta (Kraenzl.) Ames 1921; Pleurothallis hamata Rolfe ex Ames 1923; Pleurothallis hunteriana Schltr. 1922; Pleurothallis medellinensis Schltr. 1920; Pleurothallis procumbens Lindl. 1859; Pleurothallis trialata Cogn. 1896; Pleurothallis tripterygia Rchb. f. 1854; Scaphosepalum carpophorum (Kraenzl.) Garay 1967; Specklinia tripterantha (Rchb.f.) Luer 2004

References W3 Tropicos, Kew Monocot list , IPNI ; Lankester's Epidendra Website CR ; *Bonplandia 2(2): 24. 1854; Bonplandia 2(2): 24. 1854 as P tripterygia; Xenia Orchidaceae Rchb.f 1854 drawing; *Xenia Orchidaceae Rchb.f 1854 as P triperygia drawing;Revis. Gen. Pl. 2: 668. 1891 as Humboldtia tripterantha; Repert. Sp. Nov. Regni. Veg. Beih. 17: 20. Panama Schlechter 1922 as P hunteriana; Venezuelan Orchids Illustrated Vol 1 Dunsterville & Garay 1959 as P procumbens drawing good; Flora de Venezuela Volumen 15 Parte 2 Foldats 1970 drawing good; Orchids of Venezuela, An Illustrated Field Guide Vol 3 Dunsterville & Garay 1979 as P tripterygia drawing good; Systematics of Pleurothallis Vol 3 Luer 1986; Icones Planetarum Tropicarum Series II plate 0286 Dodson & Vasquez 1989 drawing fide; Icones Orchidacearum Peruviarum Plate 553 Bennett & Christenson 1998 drawing ok; Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 as P tripterygia drawing good; Icones Pleurothallidinarum Vol XX Luer 2000 drawing fide; Orchids of Bolivia Vasquez & Ibisch Vol 1 2000 photo/drawing fide; Lindleyana Vol 16 No 4 2001 as Antheron tripteranthus; Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003; Icones Pleurothallidinarum Vol XXVI Luer 2004 as Specklinia tripternatha; Icones Pleurothallidinarum Vol XXVIII Luer 2006 as Pabstiella tripterantha drawing fide; The Organ Mountain Range Its History and Its Orchids Miller, Warren, Miller and Seehawer 2008 drawing fide; Orchids of Costa Rica Vol 5 Morales 2009 photo fide; Mille et Une Mini Orchideees Roguenant 2009 as Pabstiella tripterantha photo fide; Orquideas del Valle de Aburra Medellin Colombia Orqidelogia 2014 photo fide; AOS Bulletin Vol #9 2019 as Pabstiella tripterantha photo fide;