Pleurothallis johannensis Barb. Rodr. 1881 SUBGENUS Acianthera [Scheidw.] Luer 1986
Photos by © Dalton Holland Baptista
Plant in situ Minas Gerais Brazil
Plant Habitat - Alto Do Ouro Branco, Minas Gerais, Brazil elevation 1150 meters
Photo by © Jay Pfahl
Drawing by © Cogniaux
Common Name or Meaning Johann's Pleurothallis [Veitch's Pleurothallis [English Nurseryman 1800's]
Flower Size
Found in the Mantiqueira Rain Forest Mountains of Minas Gerais Brazil in cracks on open rock in full sun at elevations around 1000 to 1500 meters as a mini-miniature sized, cool growing, repent, lithophytic orchid with robust, thickly fleshy, erect, short ramicaul carrying a single, apical, erect, cylindrical, thick fleshy, canaliculate on top, acute apically, sessile base leaf that blooms in the summer on an erect, reddish to dark green, as long as to slightly longer than the leaf, 2.4 to 3.6" [6 to 9 cm] long, mostly simultaneous, 5 to 6 flowered inflorescence.
Very similar to P teres but differs in the shorter inflorescence, shorter sepals and flower color.
Synonyms Acianthera johannensis (Barb.Rodr.) Pridgeon & M.W.Chase 2001
References W3 Tropicos, Kew Monocot list , IPNI ;
* Gen. Spec. Orchid. 2: 23 Barb. Rod. 1881;
Flora Brasiliensis Vol III Part 4:511 Martius, Cogniaux 1896
Flora Brasiliensis Vol III Part 4:tab101 Martius, Cogniaux 1896 drawing fide;
Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 7 385 - 448 Brieger, Maatsch and Senghas 1975;
Orchidaceae Brasilensis Pabst 1975 as Syn of P rupestis;
Icones Pleurothallidinarum Vol III Systematics of Pleurothallis Luer 1986;
Lindleyana Vol 16 No 4:244 Pridgeon & M.W.Chase 2001 as Acianthera johannensis
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