Pleurothallis pilostoma Luer 1996 SUBGENUS Uncifera

Photo by Daniel Jimenez and his Flickr Orchid Website.

TYPE Drawing

TYPE Drawing by Carl Luer

Full shade Cool winter

Common Name The Hairy Mouth Pleurothallis

Flower Size .2" [5mm]

Found in Puntarenas, Alajuela, Guanacaste and Herida provinces of Costa Rica at elevations of 1300 to 1500 meters as a small sized, cool growing, caespitose epiphyte with slender, erect ramicauls enveloped at the base by 2 to 3, thin tubular sheaths and carrying a single, apical, coriaceous, erect, narrowly obovate, obtuse, narrowly cuneate below into the subpetiolate base leaf that blooms in the winter on an erect, arising near the apex of the ramicaul, slender, loose, secund, 3.2 to 7.2" [8 to 18 cm] long, simultaneously several flowered, racemose inflorescence with oblique, acute, long-acuminateshorter to as long as the pedicel floral bracts.

Closely related to P segoviensis, P canae, and P pompalis but this one differs in the broad and concave synsepal, the sepals are tall-carinate, along the mid-veins that end in projecting apicula.

Synonyms Stelis pilostoma (Luer) Pridgeon & M.W.Chase 2001; Unciferia pilostoma (Luer) Luer 2004

References W3 Tropicos, Kew Monocot list , IPNI ;

* Lindleyana 11: 89 Luer 1996 Drawing fide;

Icones Pleurothallidinarum Vol XVII Systematics of Pleurothallis Section Abortivae, Truncatae, Subsection Acroniae, Subgenera Dracontia and Uncifera Luer 1998

Icones Pleurothallidinarum Vol XVII Systematics of Pleurothallis Section Abortivae, Truncatae, Subsection Acroniae, Subgenera Dracontia and Uncifera Luer 1998 drawing fide;

Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003;

Lindleyana 16(4): 265. (Ames) Pridgeon & M.W. Chase 2001 as Stelis pilostoma;

Icones Pleurothallidinarum Vol XXVI Pleurothallis subgenus Acianthera and Three Allied subgenera, A Second Century of new Species of Stelis of Ecuador, Epibator, Ophidion and Zootrophion Luer 2004 as Uncifera pilostoma;

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