Liparis panduriformis H.Perrier, Notul. Syst. (Paris) 5: 253 (1936).
Plants 25-30 cm. tall; pseudobulbs 2, the older aphyllous, obliquely diverging, the new bulb upright, with 4-5 leaves, widely oval-acute (7.5-14 x 4.8-6 cm.) and shortly petiolate. Inflorescence generally 20 cm. long; petuncle very short; cluster very loosely 15-20 flowered; bracts 3 veined, thick and short, not more than half the length of the pedicel. Sepals 5 veined, the median lanceolate (15 x 2 mm.), the laterals oblong (12 x 4 mm.) and obtuse. Petals (12 mm.) linear and 3 veined. Labellum (10 x 6 mm.) widely trilobed-panduriform, the lateral lobes small, obtuse and recurved, the median lobe much larger, notched and apiculate apically, with the margins crenulate-dentate; with a large bilobed callus and thicker near the base; 9 veined, 3 medians simple and the branching toward the edge. Column 5 mm. tall very incurved; wings forming a short angle with the margins of the stigma. Anther with a short, acute rostrum. Pedicel 10-12 long.
On humid, very shady rocks, from 800 m. alt.
Flowering in May.
As given for the genus.
N. Madagascar
Flora of Madagascar: vascular plants: 49th family, Orchids / by H. Perrier de La Bathie; published under the auspices of the government of Madagascar and under the direction of H. Humbert; English revision and translation by Steven D. Beckman
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