Floristic checklist of the Mache-Chindul mountains of northwestern Ecuador
by John L. Clark, David A. Neill, and Mercedes Asanza
- Washington, D.C. Dept. of Botany, National Museum of Natural History 2006.
- 180 p. col. ill., col. map 26 cm.
- Smithsonian Institution. Contributions from the United States National Herbarium vol. 54:1-180 .