Disperis humblotii Rchb.

Kurzweil, Hubert & Manning, John C., 2005, A synopsis of the genus Disperis Sw. (Orchidaceae), Adansonia (3) 27 (2), pp. 155-207 : 177

13. Disperis humblotii Rchb. f.

Flora 68: 377 (1885); H. Perrier in Humbert, Fl. Madag. (Engl. revis.), Orch.: 116 (1981); Du Puy et al., Orch. Madag.: 135 (1999); la Croix et al., Adansonia 24: 75 (2002). — Type: Comores, Humblot s.n. (holo-, W). Disperis comorensis Schltr., Bot. Jahrb. Syst. 24: 429

(1897), Bull. Herb. Boissier, ser. 1, 6: 946 (1898);

Du Puy et al., Orch. Madag.: 134 (1999). — Type:

Comores, Bang s.n. (holo-, B†).

Plants to 220 mm. Leaves 2-3, alternate, ovate, 20-40 × 10-20 mm, lower leaf long petiolate. Flowers 2-10, rose-coloured or white; median sepal lanceolate, 6-7 mm long, hood oblong, lateral sepals narrowly ovate, 9-10 × 2.5-3 mm, basally united for up to half their length; petals linear-ligulate, 6-7 mm long; lip blade fleshy, saddle-shaped, papillose, stalked, appendage of two diverging oblong lobes, papillose.

DISTRIBUTION AND PHENOLOGY. — Madagascar and Comores (Anjouan, Grande Comore); in humid evergreen forest from 700 to 1400 m. Flowering from July to October .