Echinosepala biseta (Luer) Pupulin 2017

Photo by © Erica Moron and Anales Jard. Bot. Madrid 75(1)e069: 13 2018 A taxonomic synopsis of Acianthera (Orchidaceae: Pleurothallidinae) in Peru, including two new species Damian, Chiron and Mitidieri 2018

TYPE Drawing

TYPE Drawing by © Luer

LATE

Common Name The 2 Setae Echinosepala [refers to the setaceous tips of the lateral lobes of the lip]

Flower Size .4" [1 cm]

Found in Junin department of Peru at elevations of 2000 to 2800 meters as a small to medium sized, cold growing. shortly repent epiphyte with erect, stout, terete ramicauls enveloped by a tubular sheath near the middle and 2 to 3 others at the base and carrying an erect to horizontal, thickly coriaceous, narrowly elliptical, subacute to obtuse apically, cuneate below into the sessle base leaf that blooms in the late fall on an erect, arising through a fugaceous spathe at the base of the leaf, peduncle .6 to .8" [1.5 to 2 cm] long, successively single, few flowered inflorescence with infundibular, thin, ribbed, truncate, as long as the ovary floral bracts and carrying flowers with fleshy, rigid, densely shortly pubescentciliate, dull greenish externally, dull yellowish within, subverrucose and densely spotted with dark purple within sepals, fleshy, cream colored with 3 rows of purple spots petals and a deep purple centrally lip. .

"This species is characterized by stout, erect ramicauls with thick, narrowly elliptical leaves, and a solitary flower borne by a short peduncle. The sepals and petals are fleshy and diffusely spotted with dark purple. Most unusual are the uncinate lateral lobes of the lip with subulate tips pointing forward." Luer & Toscano 2012

Synonyms *Acianthera biseta Luer 2012;

References W3 Tropicos, Kew Monocot list , IPNI ; Harvard Papers in Botany, Vol. 17, No. 2, pp. 333 to 368 2012 MISCELLANEOUS NEW SPECIES IN THE PLEUROTHALLIDINAE (ORCHIDACEAE) Carlyle A. Luer and Lisa Thoerle as Acianthera biseta drawing fide; *LANKESTERIANA 17(2): Pupulin 2017; Anales Jard. Bot. Madrid 75(1)e069: 13 2018 A taxonomic synopsis of Acianthera (Orchidaceae: Pleurothallidinae) in Peru, including two new species Damian, Chiron and Mitidieri 2018 as Acianthera biseta;

Pleurothallids Neotropical Jewels Vol 1: 131 Karremans & Viera 2020 Photo fide

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