Masdevallia semiteres Luer & R.Escobar 1979 SUBGENUS Masdevallia SECTION Coriaceae SUBSECT Coriaceae [Rchb.f]Veitch 1889 Photo courtesy of © Lourens Grobler

Side View of Flower Photo by © Karl Senghas and Swiss Orchid Foundation at the Jany Renz Herbaria

Plant and Flowers in situ Peru Photo by Copyright © Sacha and the Flora of The Andes WebsiteWebsite

Full sun Cold Spring Summer

Common Name The Semi-Terete Masdevallia [refers to the leaves]

Flower Size .8" [2 cm]

Found in Peru in xerophytic conditions in bare rocky terrain in full sun at elevations of 2500 to 3800 meters as a miniature sized, cold growing terrestrial or lithophyte with erect, stout, terete ramicauls enveloped basally by 2 to 3 short, imbricating, tubular sheaths and carrying a single, apical, erect, coriaceous, semiterete, grey-green, fleshy, sulcate, narrowly linear elliptical obovate, acute, greadually narrowing into the base leaf that blooms in the spring and summer on a stout, suberect, .4 to .6" [1 to 1.5 cm] long, single flowered inflorescence arising from low on the ramicaul with a bract above the base.

Synonyms Byrsella semiteres (Luer & R.Escobar) Luer 2006

References W3 Tropicos, Kew Monocot list , IPNI ; Icones Pleurothallidinarum XXI Masdevallia Part 2 Luer 2001 drawing fide; Orchid Species of Peru Zelenko Bermudez 2009 photo fide

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