Pleurothallis johnsonii Ames 1923 SUBGENUS Acianthera SECTION Brachystachyae Lindley 1859

Plant and Flowers insitu Costa Rica

Photo by © Daniel Jimenez

Common Name Johnson's Pleurothallis [American Original Collector of species 1900's]

Flower Size 3/4" wide [2 cm]

Found in Mexico, Guatemala, El Salvador, Honduras, Costa Rica and Panama in primary and secondary pine/oak forests at elevations of 1000 to 2450 meters as a medium sized, warm growing litho-terrestrial on road cuts and cliffs with terete, 3 to 4 noded ramicauls enveloped completely by imbricating, laterally compressed sheaths and carrying a single, apical, erect, elliptic to oblong-elliptic, acute, gradually narrows below into the conduplicate base leaf that flowers in the summer and fall on a basal, creeeping, racemose, 2" [5 cm] long, 5 to 7 flowered infloresence carrying foul smelling flowers.

Synonyms Acianthera johnsonii (Ames) Pridgeon & M.W. Chase 2001; Brenesia costaricensis Schltr. 1923; Brenesia johnsonii (Ames) Luer 2004; Pleurothallis lateralis L.O.Williams 1956

References W3 Tropicos, Kew Monocot list , IPNI ; Repert. Sp. Nov. Regni. Veg. Beih. 19: 200. Costa Rica Schlechter 1923 as Brenesia costaricensis; Encyclopedia of Cultivated Orchids Hawkes 1965; Las Orquedias De El Salvador Vol 2 Hamer 1974 drawing hmm/photo hmm; Las Orquedias de El Salvador Vol 3 Hamer 1981 drawing hmm; Systematics of Pleurothallis Vol 3 Luer 1986; Lindleyana Vol 16 No 4 2001 as Acianthera johnsonii; Icones Orchidacearum 5 & 6 Orchids Of Mexico Parts 2 & 3 Plate 509 Hagsater, Soto 2002 as Acianthera johnsonii drawing hmm no hairs; Australian Orchid Review Vol 69 No 4 2004 photo;

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