Principles of angiosperm taxonomy
Davis, P.H., Heywood, V.H.
Principles of angiosperm taxonomy by P.H. Davis and V.H. Heywood - Edinburgh Oliver & Boyd 1963 - 556 p.
Angiosperm Taxonomy
583/584 / D261P
Principles of angiosperm taxonomy by P.H. Davis and V.H. Heywood - Edinburgh Oliver & Boyd 1963 - 556 p.
Angiosperm Taxonomy
583/584 / D261P