A Field Guide to Western Trees: Western United States and Canada (Peterson Field Guide) - Softcover

Petrides,George A And Olivia Petrides

Softcover

ISBN 10: 0395467292 ISBN 13: 9780395467299

Publisher: Houghton Mifflin, 1992

Synopsis

This newly designed field guide features detailed descriptions of 387 species, arranged in six major groups by visual similarity. The 47 color plates and 5 text drawings show distinctive details needed for identification. Color photographs and 295 color range maps accompany the species descriptions.

About this title

About the Author

Roger Tory Peterson, one of the world's greatest naturalists, received every major award for ornithology, natural science, and conservation, as well as numerous honorary degrees, medals, and citations, including the Presidential Medal of Freedom. The Peterson Identification System has been called the greatest invention since binoculars, and the Peterson Field Guides® are credited with helping to set the stage for the environmental movement.

Excerpt. © Reprinted by permission. All rights reserved.

TWO-NEEDLE PINYON Pinus edulis Engelm. Pl. 1 A short, round-topped, arid-zone tree mainly of the s. Rockies. Needles 2 per cluster, 3?4–2 in. long, dark green, sharp but not spiny. Cones short, 1–2 in. long, somewhat spherical, with thick, blunt, thornless scales and 2 wingless half-inch nuts per scale. Height 15–20 (50) ft.; diameter 1–2 (3) ft. Dry sites. Similar species: See Lodgepole Pine. Remarks: Like the other nut pines (see Singleleaf Pinyon), the fruits are eagerly sought by wildlife and humans alike. Reported to be the most common tree in N.M. A single- needle population is reported to occur in cen. Ariz. Resin from trunk wounds is said to have been used by Native Americans to waterproof woven bottles and to cement turquoise jewelry.

Edition details

• Publisher: Houghton Mifflin
• Publication date: 1992
• Language: English
• ISBN 10: 0395467292
• ISBN 13: 9780395467299
• Binding: Paperback
• Number of pages: 308