Corybas Salisb.

Dorsal sepal and labellum greatly developed; the outer perianth segments inconspicuous Corybas

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Margins of the labellum fringed or serrulate

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Margins of the labellum minutely and irregularly serrulate. Labellum tube 2-spurred. Leaf cordate, reddish-grey below, 7–20 mm long. Perianth dark purplish red, 10–15 mm long. Frenchs Forest. Fl. May–July Corybas undulatus

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Margins of the labellum fringed. Leaf green on both surfaces