Pleurothallis pfavii Rchb.f. 1886 SUBGENUS Empusella Luer 1986

Close up of Flower Photos by Karremans and Pupulin and The Epidendra Orchid Website

LATE EARLY

Common Name Pfau's Pleurothallis [Swiss Orchid Collector in Central America 1800's]

Flower Size .4" [1 cm]

Found in Costa Rica and Panama in moist lowland forests at elevations around 500 meters as a miniature to small sized, hot growing epiphyte with slender, erect ramicauls enveloped by 2 glumaceous, slightly loose, ancipitous, acute, tubular sheaths and carrying a single, apical, erect, subcoriaceous, elliptical, minutely retuse, margins ancipitious, narrowing below into the conduplicate, petiolate base leaf that blooms in the late fall and early winter on an erect to subarching, congested, strongly fractiflex rachis, to 25.2" [63 cm] long including the 11.2" [28 cm] long, flattened, ancipitous peduncle, successively to 30+ flowered inflorescence arising laterally from the apex of the ramicaul with 3 to 4 distant, tubular-amplectent, ancipitous, apically subunicinate, acute bracts and an infundibuliform, subuncinate laterally, ovate, abaxially ancipitous, subacuminate floral bract.

Very similar to and often cited as a synonym of P endotrachys.

Synonyms Kraenzlinella platyrachis [Rolfe]Rolfe 1915; Masdevallia platyrhachis Rolfe 1888; Pleurothallis platyrhachis [Rolfe]Rolfe 1890; Specklinia pfavii (Rchb.f.) Pupulin & Karremans 2012

References W3 Tropicos, Kew Monocot list , IPNI ; *Flora 69 (n. s. 44): 555. Rchb.f 1886; Icones Pleurothallidinarum Vol III Luer 1986; Icones Pleurothallidinarum Vol XXVI Luer 2004 as Specklinia pfavii;

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