Taxonomy of flowering plants
Porter, C L
Taxonomy of flowering plants - San Francisco: W H Freeman and Company, 1959 - xii, 452p.
Botany
Flowering plants
582.5/.9 / J9
Taxonomy of flowering plants - San Francisco: W H Freeman and Company, 1959 - xii, 452p.
Botany
Flowering plants
582.5/.9 / J9