Taxonomy, evolution, and stratigraphic value of Azolla and Azollopsis in the upper Cretaceous and early Tertiary
Abstract
Description
Bibliography: p. 335-340.
Keywords
Citation
Sweet, A. R. (1972). Taxonomy, evolution, and stratigraphic value of Azolla and Azollopsis in the upper Cretaceous and early Tertiary (Doctoral thesis, University of Calgary, Calgary, Canada). Retrieved from https://prism.ucalgary.ca. doi:10.11575/PRISM/17744