GROUP Negropautense
Characterized by the sympodial, caespitose plant, the simple, erect inflorescence lacking spathes but with two large bracts on the somewhat long peduncle, inflorescence flowering only once, flowers non-resupinate, with a large 3-lobed lip, and the pollinia unequal, the inner pair smaller, and each pair compressed and flat on the inner face.
References *Icones Orchidacearum 18(1) plate 1828 2020 see recognition section
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