Disperis masoalensis P.J.Cribb & la Croix, Adansonia, III, 24: 82 (2002).
Description:
Slender terrestrial herb 8-12 cm tall. Stems slender reddish. Leaves 2, alternate, narrowly ovate, rounded at base, 25-32 × 11-12 mm, green, the lower with a short petiole 3-4 mm long. Inflorescence 1-2-flowered; bracts 7 mm long. Flowers pale pink inside, whitish tinged with pink on the outside; pedicel and ovary 12- 13 mm long. Dorsal sepal and petals forming a hood c. 10 mm long; dorsal sepal lanceolate, acute, 10 × 1-1.5 mm; lateral sepals deflexed, joined for about half their length, obliquely ovate, obtuse, 18 mm long, 20 mm wide across the middle where they are joined, shallowly concave at about half way along mid-vein. Petals obliquely ovate, obtuse to rounded at the apex, 10 × 6 mm, adnate to the dorsal sepal on theinner margin to form a hood over the column, undulate on the free margin. Lip fleshy, 3-lobed, 7 × 2.5 mm, papillose; basal lobes incurved, clavate; mid-lobe linguiform, deflexed, concave, tapering to blunt apex. Column erect, 2.5 mm long; rostellar arms porrect, clavate, 2-2.2 mm long; anther loculi parallel; pollinia clavate,
Habitat:
Growing in moss on top of boulders in river-bed; sea level-25 m.
Distribution:
NE. Madagascar
