Pleurothallis antennifera Lindl. 1859 SUBGENUS Pleurothallis SECTION Pleurothallis SUBSECTION Antenniferae Luer 1998 Photo by Alexander Reynolds and INVENTORY OF THE VASCULAR PLANTS OF MAQUIPUCUNA, ECUADOR.

Full shade Cool Cold spring summer

Common Name The Antenna Bearing Pleurothallis [refers to the erect petals]

Flower Size .2" [5 mm]

Found in Colombia, Ecuador, Peru and Bolivia at elevations of 2400 to 3350 meters as a small to medium sized, cool to cold growing epiphyte with slender, occasionally proliferating, ascending to erect ramciauls enveloped by a tubular sheath above the middle, another below the middle and another at the base and carrying a single, apical, erect, coriaceous, elliptical-ovate, acute, broadly cuneate below into the sessile base leaf that blooms in the spring and summer on 1 to 2, erect, strict, subcongested, secund, 2.8 to 11.2" [7 to 28 cm] long, simultaneously many flowered, racemose inflorescence arising through a spathe and has oblique, acute floral bracts

Synonyms Humboldtia antennifera (Lindl.) Kuntze 1891; Humboldtia cyclochila (Lindl.) Kuntze 1891; Humboldtia incurva (Lindl.) Kuntze 1891; Pleurothallis cyclochila Lindl. 1859; Pleurothallis incurva Lindl.1859

References W3 Tropicos Kew Monocot list , IPNI ; Orchids of Peru Vol 2 Schweinfurth 1959; Flora de Venezuela Volumen 15 Parte 2 Foldats 1970 as P incurva; Orchidaceae Brasilensis Band 1 Pabst & Dungs 1975 drawing hmm; Venezuelan Orchids Illustrated Vol 6 Dunsterville & Garay 1976 drawing fide; Orchids of Venezuela, An Illustrated Field Guide Vol 3 Dunsterville & Garay 1979 drawing fide; Systematics of Pleurothallis Vol 3 Luer 1986; Icones Pleurothallidinarum Vol XVIII Systematics of Pleurothallis subsection Antenniferae, Longiracemosae, Macrophyllae-racemosae and Subgenera Pseudsostelis and Acuminata Luer 1999 drawing fide; Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 drawing fide; Orchids of Bolivia Vol 1 Ibisch & Vasquez 2000 drawing good; Orquideas Nativas del Tachira Cesar Fernandez 2003 photo fide; Orchid Species of Peru Zelenko & Bermudez 2009 photo fide