Gerardo Herrera 2601 Det. by: M. Grayum, II 1990 Phenology: FL 12 April 1989 09:47N 83:06W 750 m LIMON, LIMON Cordillera de Talamanca. Arbusto de 3-4 m. Inflorescencia verde. Flores blancas.
Michael Grayum 8684 Det. by: J. Strother, 1990 Phenology: FL 2 September 1988 10:03N 83:26W 240 m LIMON, SIQUIRRES Cordillera de Talamanca. Coarse shrubs to 3 m tall, common in open sites in cobbly soil along river. Corollas white, the anthers black.