Pleurothallis crescentilabia Ames 1923 SUBGENUS Pleurothallis SECTION Pleurothallis SUBSECTION Macrophyllae-Racemosae [Lindl] Luer 1986
Photo courtesy of Daniel Jimenez G. in Costa Rica
HOLOTYOE Drawing by Oakes Ames
Drawing by Carl Luer
Common Name The Half-Moon Lip Pleurothallis
Flower Size .4" [2 cm]
Found in Cartago province of Costa Rica and Chiriqui province of Panama at elevations of 800 to 1600 meters as a miniature sized, warm to cool growing, caespitose epiphyte with a stout, erect ramicaul enveloped basally by 2 to 3 sheaths and one close tubular sheath in the middle carrying a single, apical, erect, coriaceous, ovate, acute, abruptly narrrowing below into the channeled petiolate base leaf that blooms in the winter on a fascile of several at the leaf base, arising through a large, fugacious spathe, 1 to 2 loosely flowered, .2" [5mm] long, racemose inflorescence with an infundibular, longer than the pedicel floral bract.
"Characterized by the large, ovate, petiolate base leaf carrying a shortly pedunculate fascile of large flowers held at the base of the petioale. The dorsal sepal and concave synsepal gape and from within a pair of narrow, red petals protrudes. The lip is horseshoe shaped with the basal lobes surrounding the column." Luer 1999
Synonyms
References W3 Tropicos, Kew Monocot list , IPNI ; Lankester's Epidendra Website CR ;
* Sched. Orch. 4: 20. Ames 1923;
Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003;
Orchids of Costa Rica Vol 5 Morales 2009 photo fide;
AOS Bulletin Vol 85 #10 2016 drawing fide;
Vanishing Beauty, Native Costa Rican Orchids Vol 2 Lacaena to Pteroglossa Pupulin 2020 photo fide
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