A field guide to western trees
Subtitle: eastern [i.e. western] United States and Canada
By: George A. Petrides ; illustrated by Olivia Petrides.
Edition: 1st ed., expanded.
Series: The Peterson field guide series
Publisher: Houghton Mifflin
Published: 1998
Place of publication: Boston
Language: eng
Number of pages: 428
Subjects: Trees -- West (U.S.) -- Identification.; Trees -- Canada, Western -- Identification.; Trees -- West (U.S.) -- Pictorial works.; Trees -- Canada, Western -- Pictorial works.
Other titles: Western trees
Notes: Includes bibliographical references (p. 408-411) and index.
"Sponsored by the National Audubon Society, the National Wildlife Federation, and the Roger Tory Peterson Institute."