Pleurothallis angustisepala Ames & Correll 1942 SUBGENUS Acianthera SECTION Brachystachyae Lindley 1859

Photo by Jay Pfahl

Plant and Flowers

Photo by Patricia Harding

Flower Closeup

Photo by Arturo Carillo

Common Name or Meaning The Narrow Sepal Pleurothallis

Flower Size 3/8" [8mm]

Found from Chiapas stae of Mexico, Belize and Guatemala on the gulf slope in wet montane rainforests and elfin forests at elevations of 800 to 1350 meters as a miniature to small sized, warm to cool growing epiphyte with slender, with 2 internodes, dilated and slightly compressed towards the apex ramicaule enveloped basally by tubular, funnel-shaped sheath and carrying a single, apical, arcuate to pendant, sessile, oblong-elliptic to lanceolate, acuminate apically, gradually narrows below into the elongate, petiolate base leaf that blooms in the fall on a fascile of simultaneous, 5 to 10 flowered inflorescence holding the distichous flowers close to the apex of the ramicaul.

Synonyms Acianthera angustisepala (Ames & Correll) Pridgeon & M.W.Chase 2001

References W3 Tropicos, Kew Monocot list , IPNI ; Orchids of Guatemala and Belize Ames & Correll 1952 drawing fide; Systematics of Pleurothallis Vol 2 Luer 1986; Lindleyana Vol 16 No 4 2001 as Acianthera angustisepala; Icones Orchidacearum 5 & 6 Orchids Of Mexico Parts 2 & 3 Plate 501 Hagsater, Soto 2003 as Acianthera angustisepala drawing fide; Icones Pleurothallidinarum Vol XXVI Luer 2004 drawing fide; Orchids of Mexico Hagsater, Soto, Salazar, Jimenez Lopez & Dressler 2005 as Acianthera angustisepala; AOS Bulletin Vol 75 No 5 2006 photo; Diversity of Pleurothallidinae in Guatemala: An Endangered Orchid Subtribe with High Economic and Horticultural Potentials Edgar Mo Mo, Cetzal, Basu and Vega 2017 as Acianthera angustisepala photo fide; Orchid Genera and Species in Guatemala Archila, Szlachchetko, Chiron, Lipinska, Mystkowska and Bertolini 2018 as Acianthera angustisepala Pleurothallids Neotropical Jewels Vol 1 Karremans & Viera 2020 as Acianthera angustisepala photo fide