Michael Grayum 9858 Det. by: M. Grayum, VIII 1995 Phenology: FL 9 July 1990 08:58N 83:28W 30 m PUNTARENAS, OSA Valle del Térraba. Solitary grass in open, gravelly site at roadside. Spikelets mauve.
Michael Grayum 10708 Det. by: M. Grayum, VII 1995 Phenology: FL 20 August 1994 10:56N 85:46W 20 m GUANACASTE, LA CRUZ P.N. Santa Rosa Península de Santa Elena. Occasional weedy element in low, damp sites along roadbed.