Masdevallia and Affiliates explains the newly accepted divisions of Masdevallia that Carl Luer outlined in Icones vol 28.Dresslerella (dress-ler-EL-lah) is a genus named after the prominent investigator of orchids, Robert Dressler. The eight or so species from Central America and northwestern South America have thick, heavy, more or less hairy leaves and single flowers with fuzzy sepals.
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Dresslerella archilae Luer & Behar
Dresslerella cloesii Luer
Dresslerella hirsutissima (C.Schweinf.) Luer
Dresslerella hispida (L.O.Williams) Luer
Dresslerella lasiocampa Luer & Hirtz
Dresslerella pertusa (Dressler) Luer
Dresslerella pilosissima (Schltr.) Luer
Dresslerella portillae Luer & Hirtz
Dresslerella powellii (Ames) Luer
Dresslerella sijmiana Luer
Dresslerella stellaris Luer & Escobar