PISONIA

(Lat.), n. f. Pes-on'ia-a3. From Pison, a traveler in Brazil. Fr., pisonie. A genus of the Pisoniecu, which are a tribe of the Nyctaginece. [B, 42, 121 (o, 35).] P. aculeata. The cockspur of the West Indies, used in gonorrhoea. [B, 19, 180, 314 (a, 35).] P. fragrans. Fr., p. eclatant. A West Indian emetic species. [B, 19, 173, 180 (a, 35).] P. morindifolia. The lettuce-tree of India; the leaves are used in elephantiasis. [A, 479 (o, 50).] [s. 278]