Pleurothallis mark-wilsonii J.S.Moreno, Gal-Tar & Sierra-Ariza 2022 SUBGENUS Pleurothallis SECTION Pleurothallis SUBSECTION Acroniae SERIES Amphygiae Luer 1998

LCDP Photo by y J.S. Moreno and Phytotaxa 568 (3) © Pleurothallis mark-wilsonii a new species from the subsection Acroniae series Amphigyae from the Western Andes of Colombia J.S.Moreno, Gal-Tar & Sierra-Ariza, 2022

Common Name Mark Wilson's Pleurothallis [American professor at Colorado College current]

Flower Size .4" [1 cm] wide 2.6" [6.5 cm] tall

Found in Valle de Cauca department of Colombia at elevations around 1750 to 1860 meters as a small sized, cool growing caespitose epiphyte with terete, suberect pale green ramicauls provided with short, truncated, tubular sheaths and carrying a single, apical, suberect, coriaceous, rigid, sessile, elliptical-ovate, acute, slightly acuminate, rounded below into the base leaf that blooms in the summer on am erect, arising through a reclined spathe, fascile of single flowered inflorescence.

"Pleurothallis mark-wilsonii is most similar to P. amphigya but distinguished by its oblong-lanceolate petals, revolute and strongly acuminate (vs. elliptical-ovate or subsigmoid, oblique and slightly acuminate) and the ovate-lanceolate lip, with two elongated, diverging keels, located at the base to near the middle of the lip (vs. triangular trilobed, the disc with a developed glenion at the base)." J.S.Moreno, Gal-Tar & Sierra-Ariza, 2022

Synonyms

References W3 Tropicos, Kew Monocot list , IPNI ;

* Phytotaxa 568 (3) © Pleurothallis mark-wilsonii a new species from the subsection Acroniae series Amphigyae from the Western Andes of Colombia J.S.Moreno, Gal-Tar & Sierra-Ariza, 2022 Drawing/photos fide

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