Floristic checklist of the mache-chindul mountains of northwestern Ecuador - Clark, John L.; Asanza, Mercedes; Neill, David A. (Washington, D.C. : National Museum of Natural History, Dept. of Botany, 2006)
A la cabeza de la portada: Smithsonian Institution
Contribuciones de United States National Herbarium v. 54: 1-180.
Keywords: BOTANICA; TAXONOMIA; FLORA SILVESTRE; PLANTAS; ECUADOR