Pleurothallis acoana [Bogarin] in ed. SUBGENUS Specklinia SECTION Hymenodanthae SUBSECTION Apodae-Caespitosae [Lindl.]Luer 1986

TYPE Drawing

Photo/TYPE Drawing by © Bogarin

Common Name The ACO Pleurothallis [Honors the Asociación Costarricense de Orquideología]

Flower Size .4" [1 cm]

Found in Costa Rica in tropical moist forest, tropical moist forest premontane belt transition in secondary and primary vegetation at elevations around 500 to 800 meters as a mini-miniature sized, warm growing, caespitose epiphyte with slender, erect ramicauls enveloped by 2 tubular sheaths and carrying a single, apical, erect, narrowly elliptic to obovate, thick, coriaceous, acute, conduplicate, emarginate, with a short apiculus, cuneate below into the indistinct, petiolate base leaf that blooms in the fall on a racemose, distichous, glabrous, patent, erect to suberect, peduncle slender, filiform 1.32" [3.3 cm] long, rachis congested, appearing fasciculate, up to .16" [.4 cm] long, 1.48" [3.7 cm] long overall, shorter than the leaves, successively single, few flowered inflorescence with ovate, acute, conduplicate, membranaceous, tubular, imbricating, shorter than the pedicel floral bracts.

"The combination of whitish flowers with dispersed stains and blotches on the sepals and petals; the spatulate, minutely denticulate lip, less than .2" [5 mm] long; and the connate sepals to .2" [5 mm] forming a concave synsepal to .48 x .28" [12.0 x 7.0 mm] distinguish P. acoana from its close allies which include P berolinensis, P condylata, P icterina and P vierlingii." Bogarin 2013

Synonyms *Specklinia acoana Bogarín 2014

References W3 Tropicos, Kew Monocot list , IPNI ;

Lankesteriana 13[3]: 188 Bogarin 2014 as Specklinia acoana photo/drawing fide;

Pleurothallids Neotropical Jewels Vol 1 Karremans & Viera 2020 as Specklinia acoana;