Manual of grasses for North America edited by Mary E. Barkworth [and others] ; illustrated by Cindy Talbot Roché [and others]

Grasses are the world's most important plants. They are the dominant species over large parts of the earth's land surface, a fact that is reflected in the many different words that exist for grasslands, words such as prairie, veldt, palouse, and pampas to mention just a few. As a group, gr...

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