William Haber 10008 Det. by: W. Haber, VII 1990 Phenology: ST 16 July 1990 10:18N 84:47W 1500-1600 m PUNTARENAS, PUNTARENAS R.B. Monteverde Cordillera de Tilarán. Bamboo, 6-8 m culms, roadside/forest edge.
William Haber 10967 Det. by: W. Haber, VI 1992 Phenology: FL 30 December 1991 10:18N 84:48W 1530 m PUNTARENAS, PUNTARENAS R.B. Monteverde Cordillera de Tilarán. Bamboo with culms to 10 m, ascending then arching over other plants, stem tips often pendent. Flower yellow green with white stigma, anthers cream. Only one culm of colony in flower.