Natural Hybridization and Hybrid Zones between Quercus crassifolia and Quercus crassipes (Fagaceae) in Mexico: Morphological and Molecular Evidence

Autor: Tovar-Sánchez, Efraín, Oyama, Ken
Zdroj: American Journal of Botany, 2004 Sep 01. 91(9), 1352-1363.
Databáze: JSTOR Journals