Pleurothallis imbaburae Luer & Hirtz 1996 SUBGENUS Pleurothallis SECTION Pleurothallis SUBSECTION Antenniferae Luer 1998

TYPE Drawing by Carl Luer and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

Common Name The Imbabura Pleurothallis [A province of Ecuador]

Flower Size .2" [5 mm]

Found in Choco' department of southern Colombia and Imbabura province of Ecuador at elevations 1300 to 1950 meters as a small sized, cool growing, caespitose epiphyte with slender, erect ramicauls enveloped by a close tubular sheath below the middle and 2 others at the base and carrying a single, apcial, erect, coriaceous, ovate, acute, acuminate, long-apiculate, rounded below into the sessile base leaf that blooms in the winter and summer on an erect, arising through a slender spathe, flexible, subdense, 2 to 2.8" [5 to 7 cm] long, including the .8 to 1.2" [2 to 3 cm] long peduncle, distichous, simultaneously several flowered inflorescence with an infundibular, longer than the pedicel floral bract.

Text by Carl Luer "Characterized by the slender ramicauls, thin, ovate, sessile leaves and a sundense several flowered inflorescence of yellow white flowers. The elliptical concave dorsal sepal is similar to the synsepal. The petals are oblong and acute. The lip is most distinctive in the subsection, a subacute, anterior lobe with erose margins and a pair of lamellae flanked by erect, rounded, lateral lobes."


References W3 Tropicos, Kew Monocot list , IPNI ;

* Lindleyana 11: 163 Luer & Hirtz 1996 Drawing fide;

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

Native Ecuadorian Orchids Vol 4 Dodson 2003 drawing fide