Principles of angiosperm taxonomy /

gan Davis, P. H.
Cyhoeddwyd 1973

The identification of flowering plant families

gan Davis, P. H.

Identification of flowering plant families

gan Davis, P H
Cyhoeddwyd 1979

Identification of flowering plant families

gan Davis, P H
Cyhoeddwyd 1979

Principles of angiosperm taxonomy

gan Davis, P.H
Cyhoeddwyd 1991

Principles of angiosperm taxonomy

gan Davis, P.H
Cyhoeddwyd 2011

Identification of flowering plant families

gan Cullen, J, Davis, P H
Cyhoeddwyd 1979

The identification of flowering plant families, including a key to those native and cultivated in north temperate regions /

gan Davis, P. H. (Peter Hadland)
Cyhoeddwyd 1979

Identification of flowering plant families: Including a key to those native and cultivated in north temperate regions

gan Davis, P H Cullen J
Cyhoeddwyd 1979

PRINCIPLES OF ANGIOSPERM TAXONOMY

gan DAVIS P.H. and HEYWOOD V.H
Cyhoeddwyd 1963