BioStor
 | New species of grasses from Central America A S Hitchcock (1927) Proceedings of the Biological Society of Washington 40: 79-88 |
 | Seven small plant collections in Costa Rica and neighboring Panama W A Dayton (1953) Phytologia 4: 223-265 |
 | New Species of Chusquea (Poaceae: Bambusoideae) from Costa Rica Yvonne Widmer and Lynn G Clark (1991) Annals of the Missouri Botanical Garden 78: 164-171 |