Pleurothallis nelsonii Ames 1923 SUBGENUS Ancipitia SECTION Ancipitia Luer 1986

Photo by Solano Gomez

TYPE Drawing

TYPE Drawing by Ames

Full Cool Cold Winter Spring Summer Fall

Common Name Nelson's Pleurothallis [American Collector of the type 1900's]

Flower Size .36" [9 mm]

Found in Guerreo and Chiapas states of Mexico and Guatemala in very wet montain rainforests at elevations of 1300 to 2100 meters as a smqall sized, cool to cold growing epiphyte with erect, slender, basally terete, apically flattened, 3 internoded, ramicauls with 3 tubular, obtuse, scarious, carinate sheaths in the basal 2/3's and carrying a single, apical, erect to horizontal, oblong-lanceolate, acute-acuminate apcially, slightly carinate beneath, rigid, coriaceous-fleshy, , upper side lustrous, rounded-cordate below into the conduplicate, sessile base leaf that blooms at most any time of the year on 1 to 2 fasciles at the apex of the ramicaul, on the top of the leaf, arising through a basal, triangular, conduplicate spathe peduncle to .8" [2 cm] long, filiform, successively single, 2 to 3 flowered inflorescence with an infundibular-cucullate, mucronate, membraneous, much shorter than the ovary floral bracts and carrying cupped flowers.

Part of the P crocodiliceps group which consists of P arietina, P microchila, P andreae, P manningiana, P weilii and P kelsoae

Often and erroneously cited as a synonym of P crocodiliceps along with P arietina and P microchila, see Lankesteriana Wilson 2017 for the explanation of why they are separate.

Synonyms Ancipitia nelsonii (Ames) Archila & Szlach. 2018

References W3 Tropicos, Kew Monocot list , IPNI ; Lankester's Epidendra Website CR; Systematics of Pleurothallis Vol 3 Luer 1986; Icones Orchidacearum 5 - 6 Orchids of Mexico Part 2 - 3 Plate 640 Hagsater & Soto 2002 as P nelsonii drawing fide; LANKESTERIANA 17(2) Wilson etal 2017; Orchid Genera and Species in Guatemala Archila, Szlachchetko, Chiron, Lipinska, Mystkowska and Bertolini 2018 as Ancipitia nelsonii photo fide

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