Muelleria 10: 64 (1997) APNI
Flowering plant 4–7 cm tall (scape elongating to 10 cm or more after pollination). Leaves broadly elliptic, petiolate, 30–70 mm long, 10–30 mm wide, dark green above, paler beneath, margin entire. Flower green or purplish-brown; dorsal sepal erect, incurved, obovate-spathulate, 17–20 mm long; lateral sepals porrect in basal half then recurved, divergent or parallel, broadest near the base then tapered to apex, 14–17 mm long; petals widely divergent, asymmetrically ovate-lanceolate, 13–16 mm long. Labellum on short claw, ovate-cordate, 10–13 mm long; calli reddish to blackish, 6–10, 3 basal ones tall and column-like, terminal one sessile. Column widely winged in upper half, wing as long or longer than anther. Flowers Nov.–Jan.
GipP, HSF, VAlp. Localised in mountainous regions east of Melbourne (e.g. Dandenong Ranges, Toorongo, Baw Baw National Park) where sometimes locally common in fern gullies and wet sclerophyll forests.
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