Pleurothallis isthmica Luer 1977 SUBGENUS Pleurothallis SECTION Macrophyllae-Fasciculatae Lindl 1859
Photo by Wiel Driessen and his Facebook page
Photo by Pupulin and The Epidendra Website
TYPE Drawing by © Carl Luer
Common Name The Isthmus Pleurothallis [refers to the species location]
Flower Size .4" [1 cm]
Found in Copan department of Honduras, San Jose & Puntarenas provinces of Costa Rica and Veraguas, Chiriqui and Cocle provinces of Panama at elevations of 750 to 1200 meters as a miniature sized, warm growing, caespitose epiphyte with slender, suberect to horizontal ramicauls enveloped by a close tubular sheath in the lower half and 2 more at the base and carrying a single, apical, horizontal, erect in relation to the ramicaul, coriaceous, narrowly ovate, acute, round and sessile base leaf that blooms in the summer on a short, arising through a spathe with the peduncle concealed within successively 1 to 2, few flowered inflorescence with tubular, longer than the ovary floral bracts.
Similar to P discoidea but differs in the narrowly ovate, basally rounded, shallowly cordate base, a larger spathe and an ovate-oblong lip. P discodea has cuneate acuminate leaves, no basally round and the lip is more oblong-quadrate witha large broad glenion." Luer 2005
Synonyms Acronia isthmica (Luer) Luer 2005; Zosterophyllanthos isthmicus (Luer) Szlach. & Kulak 2006
References W3 Tropicos, Kew Monocot list , IPNI ;
* Luer, Selbyana 3: 322. 1977 Drawing fide;
Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003;
Icones Pleurothallidinarum Vol XXVII Systematics of Dryadella Systematics of Macrophyllae-Fasciculatae Luer 2005 as Acronia isthmica
Icones Pleurothallidinarum Vol XXVII Systematics of Dryadella Systematics of Macrophyllae-Fasciculatae Luer 2005 as Acronia isthmica drawing fide;
Vanishing Beauty, Native Costa Rican Orchids Vol 2 Lacaena to Pteroglossa Pupulin 2020 photo good
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