Pleurothallis atrata [Chiron & Xim.Bols.] in ed. SUBGENUS Acianthera [Scheidw.] Luer 1986

TYPE Drawing

Photo/TYPE Drawing by Guy Chirom

Common Name The Dark Pleurothallis

Flower Size .16" [4 mm]

Found in Espirito Santo state of Brazil at elevations of 500 to 800 meters as a mini-miniature sized, warm growing, caespitose epiphyte with cylindrical, erect ramicaul carrying a single, apical, erect, coriaceous, flat, linear-elliptic, bilobed apically, attenuate below into the pseudopetiolate base leaf that blooms on a cylindrical, .36" [9 mm] long, peduncle, without a spathe, provided with a basal bract, rachis cylindrical, .4" [1 cm] long, 4 flowered inflorescence with an infundibular, almost as long as the pedicel floral bract.

"Similar to Pleurothallis cryptophoranthoides and P cristata but with different connate sepals, shorter ramicauls, narrower basally attenuate leaf and glabrous flowers with the lateral sepals gibbous.

Synonyms *Acianthera atrata Chiron & Xim.Bols. 2016; Pabstiella atrata (Chiron & Xim.Bols.) Karremans 2019

References W3 Tropicos, Kew Monocot list , IPNI ;

* Richardiana 16: 209 Chiron & Xim.Bols 2016 as Acianthera atrata;

Phytotaxa 406: 263 Karremans 2019 as Pabstiella atrata