How to know the grasses ; pictured-keys for determining the common and important American grasses with suggestions and aids for their study /

Bibliographic Details
Main Author:	Pohl, Richard Walter, 1916-
Format:	Book
Language:	English
Published:	Dubuque, Iowa : W. C. Brown Co., [1968]
Edition:	Rev. ed.
Series:	Pictured key nature series.
Subjects:	Grasses > Identification. Grasses > United States.

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