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See list of 4 species in this genus

Reference: Magrath and Coleman (2002).

  • 1a. Labellum divided ½ or more of its length into 2 pointed, linear segments [Fig. 171]; column 0.5–1 mm tall; floral bracts about 0.7–2.0 mm long; pedunce usually longer than the leaves
    • 2a. Axis of inflorescence glabrous; labellum 3–4 (–5) mm long, yellow-green to green or red-purple; leaves on many individuals contracted to a short, petiole-like base
    • 2b. Axis of inflorescence stipitate-glandular; labellum 6–12 mm long, red-purple; leaves sessile
  • 1b. Labellum divided ca. its length into 2 oblong or ovate segments [Fig. 170]; column 2.5–4 mm tall; floral bracts 2–5 mm long; peduncle usually as long as or shorter than the leaves
    • 3a. Labellum narrowed at the base, usually bearing a pair of small teeth at the base 
 [Fig. 170]; axis of the inflorescence, pedicels, and ovary stipitate-glandular [Fig. 170]
    • 3b. Labellum maintaining its width and not narrowed at the base, bearing a pair of retrorse auricles at the base; pedicels and ovary glabrous, only the axis of the inflorescence stipitate-glandular

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 Show photos of:   Each photo represents one species in this genus.