Type : Guyana, Kurutung river, near Macreba Falls, on floor of forest, in sandy soil, 30/08/1925, fleurs. Saprophyte. Petals 3, white with yellow throat. Stamens 3. Stigma 3-fid, purple. Stem violet. = 305. Altson 364 (HT:
K000524568; IT: UG).
Guyana, Kurutung river, near Macreba Falls, Altson
305 (PT: K?).
