Rapports
Contributions from the United States National Herbarium : Volume 23 ( Trees and Shrubs of Mexico) Part 1: (Gleicheniaceae - Betulaceae), Part 2 : (Fagaceae - Fabaceae), Part 3 (Osalidaceae - Turneraceae), Part 4 : Passifloraceae - Scrophulariaceae), Part 5 : (Bignoniaceae - Asteraceae) / Smithsonian Institution, United States National Museum, by Paul C. Standley
