National Audubon Society Field Guide to North American Wildflowers
Western RegionBook - 2001
The Western guide to identifying wildflowers in North America encompasses updated descriptions of a wide variety of species, distribution, and taxonomy and features more than seven hundred full-color photographs of flowers in their natural habitats.
Publisher: New York : Alfred A. Knopf, c2001
Edition: Rev. ed
Characteristics: 862 p. : ill. (some col.), map ; 20 cm