IOSPE PHOTOS

Pleurothallis neobarbosae J.M.H.Shaw 2014 SUBGENUS Pleurothallis SECTION Macrophyllae-Fasciclatae Lindl. 1859

TYPE Drawing of Acronia barbosae by © Carl Luer and Selbyana 30: 28 Luer & Escobar 2009

Full Shade

Common Name The New Pleurothallis Barbosae Pleurothallis [named for the Peruvian collector Arcenio Barbosa Castillo current]

Flower Size .4" [1 cm]

Found in ? without locational or elevational data as a small sized, densely caespitose epiphyte with erect, slender ramicauls enveloped by a thin tubular sheath on the lower third and another at the base and carrying a single, apical, coriaceous, horizontal to pendent, oblong-ovate, acute, slightly acuminate at the tip, deeply cordate below into the sessile base leaf that blooms on an erect, arising through a prone spathe, peduncle rudimentary, concealed within the spathe, .6" [1.5 cm] long, successively single, few flowered inflorescence with tubular, shorter than the pedicel floral bracts and carrying a yellow flower.

"Part of the Pleurothallis cardiostola/Pleurothallis lilijae complex. This species, known only from the original collection, is characterized by a more or less pendent, cordate leaf; a reclining spathe; and a relatively large, yellow flower that may or may not rotate into a resupinate position. The sepals are ovate, obtuse and convex, the dorsal sepal being 5-veined. The petals are broad, recurved and 3-veined. The lip is thickly ovate and channeled." Luer & Hirtz 2009

Part of the Pleurothallis cardiostola- Pleurothallis lilijae complex.

Synonyms *Acronia barbosae Luer & Thoerle 2009

References W3 Tropicos, Kew Monocot list , IPNI ;

Selbyana 30: 3 Luer & Escobar 2009 as Acronia barbosae Drawing fide;

*Orchid Rev. 122: 77 J M H Shaw 2014;

Harvard Papers in Botany Vol. 27, No. 2 New species of Pleurothallis (Orchidaceae: Pleurothallidinae), a new country record, AND labellar morphology in the P. cardiostola-P. lilijae complex of subsection Macrophyllae-Fasciculatae Mark Wilson, Bruno Larsen, Juan Sebastián Moreno, Raven Ward, Joost A. G. Riksen,Luis Piña, Mario A. Sierra-Ariza, Marco M. Jiménez, Milton Rincón-Gonzalez, Robinson Galindo-Tarazona, Henry Garzón Suárez, and David Haelterman 2022

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