"Angiospermas Clasificación." . . "Plantas Clasificación." . . "Geschichte 1963." . . "Methodologie." . . "Okrytozalążkowe." . . "Bedecktsamer." . . "Plants Classification." . . "Angiospermas." . . "Pflanzen." . . . . "Angiosperme Classificazione." . . "Taxonomia." . . "Systematik." . . "Angiospermes Classificació." . . "Plantes Classification." . . "Angiosperms." . . "Plants." . . "Pflanzen Systematik." . . "Systematiek. Taxonomie. Nomenclatuur." . . "Angiospermen." . . "Heywood, V.H." . . "Angiospermes Classification." . . . . . . "Angiospermen, Taxonomie und Nomenklatur." . . . "Lehrbuch" . . . . . "In writing a texbook on the principles of taxonomy, we have aimed at providing advanced students with a comprehensive survev of the subject. The absence of such a work has, we believe, inconvenienced both student and teacher alike. Although the expanding horizons of the subject may have proved daunting enough, another major factor which must have deterred authors is that few other subjects are so open to serios controversy: on nearly every major topic there are opposing schools of thought. Until recently the principles of taxonomy have been regarded as a closed secret, only to be communicated to the inituated after a period of apprentceship." . . . . . . . . . . . . . . . . . . "Classification" . "Classification"@en . . . . . . . . . . . "Principles of angiosperm taxonomy"@en . "Principles of angiosperm taxonomy" . . . . "Principles of Angiosperm taxonomy" . . . . . . . . . . . . . "The roots of taxonomy. Systematics after darwin: Its modern basis. The units of classification. The concept of characters. Taxonomic evidence. Fiel, herbarium and library. Presentation of date. Modification of the phenotype. Variation within populations. Populations and the environment. Evolution and the differentiation of species. Hybridisation and taxonomy." . . . . . . . . . . . . . . . . . . . . . . . . . . . "Principles angiosperm taxonomy"@en . . "Principles Angiosperm Taxonomy" . "Principles of Angiosperm Taxonomy" . "Principles of Angiosperm Taxonomy"@en . . "angiosperme." . . "Rośliny klasyfikacja." . .