Pleurothallis cogniauxiana Schltr. 1907 SUBGENUS Acianthera SECTION Sicariae SUBSECTION Sicariae Luer 1986 Photo by © Ricardo Marin Thiele and his Flickr Orchid Photo Webpage
Photo by Daniel Jimenez G. in Costa Rica




Common Name Cogniaux's Pleurothallis [Belgian Botanist 1800's to early 1900's]
Flower Size .2" [5 mm]
Found in Nicaragua, Costa Rica and Panama at elevations of 1000 to 2000 meters as a miniature to just medium sized, warm to cool growing epiphyte with erect, slender ramicauls naked or with 1 to 2, basal sheaths with 2 to 3, narrow, but prominent wings and carrying a single, apical, fleshy, elliptic-lanceolate to ovate-lanceolate, acuminate, cordate below into the base leaf that blooms in the winter through summer on 1 to 2, to 2" [5 cm] long, shorter than the leaf, distichous, racemose, few to 8 flowered inflorescence arising through a spathe
Synonyms Acianthera cogniauxiana (Schltr.) Pridgeon & M.W.Chase 2001; Acianthera congruens (Luer) Pridgeon & M.W.Chase 2001; Pleurothallis congruens Luer 1978
References W3 Tropicos, Kew Monocot list , IPNI ;
The Orchids of Panama L.O. Williams & P Allen 1946; Icones Planetarum Tropicarum Plate 218 Dodson 1980 as P congruens drawing good; Icones Planetarum Tropicarum Plate 1092 Hamer 1984 drawing fide; Icones Pleurothallidinarum III Systematics of Pleurothallis Luer 1986; Icones Planetarum Tropicarum Plate 1379 Atwood 1989 drawing good; AOS Bulletin Vol 63 # 1 1994 photo fide; Lindleyana Vol 16 No 4 2001 as Acianthera cogniauxiana; Lindleyana Vol 16 No 4 2001 as Acianthera congruens; Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003 drawing fide; Icones Pleurothallidinarum Vol XXVI Luer 2004 drawing fide; Vanishing Beauty, Native Costa Rican Orchids Vol 1 Pupulin 2005 as Acianthera cogniauxiana photo fide; Orchids of Costa Rica Vol 1 Morales 2009 photo fide; Pleurothallids Neotropical Jewels Vol 1 Karremans & Viera 2020 as Acianthera cogniauxiana photo fide
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