Pleurothallis auriculata Lindl. 1836 SUBGENUS Arthrosia Luer 1986

Photo by Victor Silviera and The Orquideas da Mata Atlantica Website

Flower Closeup

Photo by Dalton Holland Baptista

Part sunWarmCoolLATESpring THROUGHSummer

Common Name The Eared Pleurothallis

Flower Size .2" [5 mm]

Found in Brazil and Bolivia at elevations of 1200 to 1800 meters as a minature sized, warm to cool growing epiphyte with erect, slender, purple ramicauls enveloped basally by 2 to 3, tubular sheaths and carrying a single, apical, erect, purple, elliptic, obtuse, gradually narrows below into the base leaf and blooms in the late spring through summer on a lateral, purple, 1" [2.5 cm] long, successively several to 12 flowered inflorescence arising through a spathe with long lasting, color variable flowers

Synonyms Acianthera auriculata (Lindl.) Pridgeon & M.W. Chase 2001; Acianthera compressiflora (Barb.Rodr.) Chiron & Van den Berg 2012; Arthrosia auriculata (Lindl.) Luer 2006; Humboldtia auriculata (Lindl.) Kuntze 1891; Humboltia auriculata (Lindl.) Kuntze 1891; Pleurothallis anthoxantha Rchb. f. 1866; Pleurothallis compressiflora Barb. Rodr. 1881; Pleurothallis triquetra Klotzsch ex Lindl. 1859; Specklinia auriculata (Lindl.) Luer 2004;

References W3 Tropicos, Kew Monocot list , IPNI ; Fieldiana Biology, Vol 33, 1st Supple. to the Orchids of Peru Scweinfurth 1970 as P longicaulis; Orchidaceae Brasilensis Band 1 Pabst & Dungs 1975 as P anthoxantha drawing hmm; Orchidaceae Brasilensis Band 1 Pabst & Dungs 1975 drawing hmm; Icones Pleurothallidinarum Systematics of Pleurothallis Vol 3 Luer 1986; Systematics of Pleurothallis Vol 3 Luer 1986 as P capillaris; Systematics of Pleurothallis Vol 3 Luer 1986 as P longicaulis; Systematics of Pleurothallis Vol 3 Luer 1986 as p sieberi; Orchids of the High Mountain Atlantic Rainforest in SE Brazil Warren & Miller 1994 as P anthoxanthina drawingok/photo fide; Orchids of Bolivia Vol 1 Pleurothallidinae Vasquez & Ibisch 2000 drawing ok/photo hmm; Lindleyana Vol 16 No 4 2001 as Acianthera auricula; Icones Pleurothallidinarum Vol XXVI Luer 2004 as Specklinia auriculata; Icones Pleurothallidinarum Vol XXVIII Luer 2006 as Arthrosia auriculata; The Organ Mountain Range Its History and Its Orchids Miller, Warren, Miller and Seehawer 2008 drawing fide; Pleurothallids Neotropical Jewels Vol 1 Karremans & Viera 2020 as Acianthera auriculata photo fide