Principles of angiosperm taxonomy [by] P.H. Davis [and] V.H. HeywoodPeter Hadlund Davis · First published 1963 · Latest edition 1967Open the Tome
Principles of Angiosperm Taxonomy by P. H. Davis and V. H. Heywood by P. H. Davis and V. H. Heywood by P. H. Davis and V. H. Heywood by P. H. Davis and V. H. Heywood by P. H. Davis and V. H. Heywood by P. H. Davis and V. H. HeywoodDavis & Heywood · First published 1965Open the Tome
The identification of flowering plant families, including a key to those native and cultivated in north temperate regions [by] P.H. Davis [and] J. CullenPeter Hadlund Davis · First published 1965Open the Tome
The Testimony of Captain Charles H. Davis, and Wm. P. Parrott, Civil EngineerDavis, Charles Henry, William P. Parrott · First published 1860Open the Tome
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