Neil Snow 5923 Det. by: N. Snow, VIII 1992 Phenology: FL 8 August 1992 10:24N 85:23W 10 m GUANACASTE, BAGACES P.N. Palo Verde Valle del Tempisque. Population of ca. 20 plants, emergent and flowering in shallow canal. With Echinochloa polystachya and Oryza latifolia. Photo vouchers plus fragments of panicle.