Disperis dicerochila Summerh.

Kurzweil, Hubert & Manning, John C., 2005, A synopsis of the genus Disperis Sw. (Orchidaceae), Adansonia (3) 27 (2), pp. 155-207 : 184

32. Disperis dicerochila Summerh.

Hooker’s Icon. Pl. 33: t. 3272 (1935); Verdcourt, Fl. Trop. East Afr. : 223 (1968); Geerinck, Fl. Afr. Centr.: 232 (1984); la Croix F P . J . Cribb, Fl. Zambes.: 239 (1995); P . J . Cribb F Thomas, Fl. Ethiop. Eritr. 6: 248 (1997). — Type: Uganda, Ruwenzori , Eggeling 1382 (holo-, K) .

Plants 60-260 mm. Leaves 2, opposite, ovate, 15-55 × 10-40 mm. Flowers 1-3, white and pink; median sepal linear-lanceolate, 7-11 mm long, hood boat-shaped, lateral sepals ovate-lanceolate, 7-10 × 4-8 mm, free; petals elliptic, 7-10 × 3.5- 4 mm; lip 7-9 mm long, blade lorate and pointing forwards, appendage of two forked lobes ( Fig. 1A ).

DISTRIBUTION AND PHENOLOGY. — Southcentral and eastern Africa as far as Ethiopia; in leaf-litter and on mossy branches in montane forest. Flowering from December to October.

Figures

FIG. 1. — Plants, inflorescences and flowers of Disperis species: A, D. dicerochila Summerh.; B, D. anthoceros Rchb.f.; C, D. cardiophora Harv.; D, D. capensis (L.f.) Sw.; E, D. villosa (L.f.) Sw.; F, D. circumflexa (L.) T.Durand & Schinz subsp. circumflexa; G, D. stenoplectron Rchb.f.; H, D. paludosa Harv. ex Lindl. Photos: A, C, H. Kurzweil; B, D-G, J.C. Manning; H, H. Boernitz.