Michael Grayum 8134 Det. by: M. Grayum, III 1987 Phenology: ST 10 March 1987 08:47N 82:58W 1150 m PUNTARENAS, COTO BRUS Fila Costeña. Terrestrial plants, occasional along river; corms superficial, or lodged in crevices in rocks. Sterile collection.
Michael Grayum 10436 Det. by: M. Grayum, IV 1993 Phenology: ST 2 April 1993 09:47N 84:32W 130-170 m SAN JOSE, TURRUBARES R.B. Carara Valle del Tárcoles. Cormose herbs, rare on gravelly bank along river. Only one clump seen. Sterile collection.
J.F. Morales 2165 Det. by: J. F. Morales, VI 1994 Phenology: ST 30 December 1993 09:50N 84:06W 1450-1600 m SAN JOSE, ASERRI Cerros Escazú-La Carpintera. Hierba de 1 m, creciendo en lugares húmedos. Con tubérculos comestibles.