How to know the grasses : pictured keys for determining the common and important american grasses with suggestions and aids for their study / Richard W. Pohl

Pohl, Richard W.

How to know the grasses : pictured keys for determining the common and important american grasses with suggestions and aids for their study / Richard W. Pohl - Rev. ed. - 244 páginas 21 x 14 cm

Encuadernado con espiral Donación Dr. Federico B. Vervoorst


Taxonomía
Botanica Sistematica
Gramineae
Gramineas