Michael Grayum 10515 Det. by: M. Grayum, IV 1993 Phenology: FL 5 April 1993 09:47N 84:32W 130-175 m SAN JOSE, TURRUBARES R.B. Carara Valle del Tárcoles. Occasional weed on gravel bars along river. Petals white.
Zobeida Fuentes 541 Det. by: J. González, VII 1995 Phenology: FL 4 November 1993 10:16N 84:47W 1100 m PUNTARENAS, PUNTARENAS Cordillera de Tilarán. Hierba de 0.4 m, creciendo a orillas del camino. Flores blancas, cáliz verde. Escaso.
William Haber 10212 Det. by: J. F. Morales, XII 1995 Phenology: LR 8 December 1990 10:18N 84:48W 1450-1500 m PUNTARENAS, PUNTARENAS Cordillera de Tilarán. Shrub, 0.5 m, roadside weed. Flowers 2 mm, 4 white petals. Fruit green with sticky hairs for animal dispersal.
William Haber 10902 Det. by: J. F. Morales, XII 1995 Phenology: LR 6 November 1991 10:18N 84:48W 1200-1300 m PUNTARENAS, PUNTARENAS Cordillera de Tilarán. Herb-shrub, 0.3-0.7 m, rocky ridge in sun. Flower with 4 white lobes; fruit a 8 mm capsule with sticky hairs.