Gustavo Induni 233 Det. by: G. Davidse, 1994 Phenology: FL 15 February 1991 08:37N 83:40W 170 m PUNTARENAS, OSA P.N. Corcovado Península de Osa. Hierba de 0.4 m. Flores tubulares verde- blancuzcas. Eje de la inflorescencia verde oscuro. Envés verde claro uniforme En sotobosque.
Juan Marín 42 Det. by: B. Hammel, VIII 1991 Phenology: 23 July 1991 08:42N 83:33W 250-350 m PUNTARENAS, OSA R.F. Golfo Dulce Península de Osa. Hierba de 0.2 m.
Fco. Solís 33 Det. by: M. Grayum, III 1990 Phenology: FL 16 July 1989 09:20N 82:59W 500 m LIMON, TALAMANCA P.N. Cordillera de Talamanca Cordillera de Talamanca. Terrestre. Flores blancas.
Michael Grayum 8011 Det. by: M. Grayum, I 1987 Phenology: FL 27 January 1987 09:34N 82:40W 20 m LIMON, TALAMANCA Faja Costeña de Limón. Solitary plant in somewhat disturbed spot in forest understory. Lvs. slightly plicate, the veins with interrupted white streaks above. Infl. axes blackish; glumes maroon. Spikelets white.
Piero Delprete 5109 Det. by: P. Delprete, VIII 1991 Phenology: FR 22 June 1991 10:09N 83:57W 500-900 m SAN JOSE, VAZQUEZ DE CORONADO P.N. Braulio Carrillo Cordillera Central. Herb 60 - 80 cm tall. Leaves with white scattered striations. Fruit white.
Barry Hammel 16695 Det. by: B. Hammel, IV 1988 Phenology: LR 20 April 1988 10:20N 84:02W 600 m HEREDIA, SARAPIQUI Llanura de San Carlos. Herb on forest floor in woods along ridge W side of Río Sardianl.
Michael Grayum 9759 Det. by: M. Grayum, IV 1990 Phenology: FL 19 April 1990 10:38N 83:45W 12 m LIMON, POCOCI R.N.F.S. Barra del Colorado Llanura de Tortuguero. Rare in understory of disturbed primary forest. Leaves with major veins white- streaked above. Spikelets white (except the glumes maroon).
Gerardo Herrera 1542 Det. by: M. Grayum, II 1988 Phenology: FL 11 February 1988 10:58N 85:20W 375 m ALAJUELA, UPALA Llanura de Guatuso. Tallo morado-cafezuzco. Inflorescencia blanca.