Trisetella vittata (Luer) Luer 1980 SECTION Trisetella SUBSECTION Calvicaulis Luer 1989

Flower Closeup

Photos by S Manning and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

TYPE Drawing

TYPE Drawing by Carl Luer

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Common Name The Longitudinaly Striped Sepal Trisetella

Flower Size .2" [5 mm]

Found in Azuay and Pichincha provinces of Ecuador in cloud forests at elevations of 1900 to 2100 meters as a mini-miniature sized, cool to cold growing epiphyte with erect, slender ramicauls enveloped by 2 to 3 thin, tubular sheaths carrying a single, apical, erect, thickly coriaceous, bluish green-purplish beneath, narrowly elliptical, acute to subacute leaf that blooms in the spring and summer on an erect, arising from low on the ramicaul, with a bract near the middle, 2" [5 cm] long, slender, smooth, congested, racemose, successively single, 2 to 3 flowered inflorescence with shorter to as long as the pedicel floral bracts.

"Easily recognized by the prominently purple striped sepals with the short thick tails of the lateral sepals produced from the apices." Luer 1989

Synonyms Masdevallia vittata Luer 1989; Triaristella vittata (Luer) Luer 1978; Triaristellina vittata (Luer) Rauschert 1983

References W3 Tropicos, Kew Monocot list , IPNI ; * Phytologia 47[2]: 58 Luer 1980; Icones Pleurothallidinarum Vol VI Systematics of Pleurothallis subgen Ancipita, Scopula and Trisetella Luer 1989 drawing fide; Orchids Masdevallia with its segregates including Dracula Zelenko 2014 photo fide;