Quírico Jiménez 1806 Det. by: Q. Jiménez, V 1995 Phenology: FR 12 May 1995 09:46N 84:36W 100 m PUNTARENAS, GARABITO R.B. Carara Valle del Tárcoles. Palma espinosa de 6 m. Hoja de hasta 4.5 m de largo. Infrutescencia colgante, espinosa, con frutos verde-claro a pardo.
Michael Grayum 9045 Det. by: M. Grayum, XI 1988 Phenology: FL 17 November 1988 10:49N 84:53W 80 m ALAJUELA, UPALA Llanura de Guatuso. Solitary palm in pasture, the trunk ca. 2.5 m tall. Common here. Leaves 14 in crown, ca. 4 m long (including petiole, which is ca. 1.4 m long). Pinnae 37 per side, varying from unicostate to 5- costate, whitish below. Leaf sheaths purplish within.