Pleurothallis dimidia Luer 1999 SUBGENUS Acuminatia SECTION Acuminatae Luer 1986

Photo by Ecuagenera and Their Ecuadorian Orchid Website

TYPE Drawing

TYPE Drawing by Carl Luer

Full shade Cold LATER Summer fall

Common Name The Half the Size Pleurothallis

Flower Size .4" [1 cm]

Found in Magdalena and Santander departments of Colombia, Tachira state of Venezuela, Cusco and Huanuco departments of Peru and La Paz and Cochabamba departments of Bolivia at elevations of 2100 to 2800 meters as a mini-miniature sized, cold growing, caespitose epiphyte with blackish, erect, slender ramicauls with a tubular sheath near the middle and 2 to 3 others at the base and carrying a single, apical, ercet, thickly coriaceous, narrowly elliptical, subacute to obtuse, narrowly cuneate below into the petiolate base leaf that blooms in the later summer and fall on an erect, arising through a spathe with an annulus, loose, subsecund, 1.6 to 3.2" [4 to 8 cm] long, simultaneously several flowered, racemose inflorescence with shorter to as long as the pedicel floral bracts.

Similar to P acuminata but smaller in all details including smaller flowers.

Synonyms Anathallis dimidia (Luer) Pridgeon & M.W.Chase 2001; Specklinia dimidia (Luer) Luer 2004; Stelis dimidia (Luer) Karremans 2014

References W3 Tropicos, Kew Monocot list , IPNI ;

Venezuelan Orchids Illustrated Vol 6 Dunsterville & Garay 1976 as P asperilinguis drawing ok;

Orchids of Venezuela An Illustrated Field Guide Vol 2 Dunsterville & Garay 1979 as P asperilinguis drawing ok;

* Icones Pleurothallidinarum Vol XVIII Systematics of Pleurothallis subsection Antenniferae, Longiracemosae, Macrophyllae-Racemosae and Subgenera Pseudsostelis and Acuminata Luer 1999 drawing fide;

Orchids of Bolivia Vol 1 Pleurothallidinae Vasquez & Ibisch 2000 photo/drawing ok;

Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 drawing ok;

Lindleyana Vol 16 No 4:248 Pridgeon & M.W.Chase 2001 as Anathallis dimidia;

Native Ecuadorian Orchids Vol 4 Dodson 2003 as P aff dimidia photo hmm;

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 Specklinia dimidia;

LANKESTERIANA 13(3): 319332 Kerremans 2014 as Stelis dimidia