R. Rosentreter, M. Bowler and J. Belnap 2007: A Field Guide to Biological Soil Crusts of Western U.S. Drylands. - U.S. Government Printing Office, Denver, Colorado. 103 pp. [RLL List # 212 / Rec.# 30294] Keywords: WESTERN UNITED STATES/ SOIL CRUSTS/ MICROBIOTIC CRUSTS/ DRYLANDS/ FIELD GUIDE/ KEYS
Abstract: [General introduction to soil crusts with keys to mosses, liverworts, and lichens. Each species is described, illustrated by two color photographs (one overview, one close-up), its distribution mapped over the western states, elevational range indicated, synonyms listed etc... Book is spiral-bound with a stiff plastic cover. Most photos by Stephen Sharnoff. Includes an appendix with authorities for scientific names, a glossary and an index. Contact the author for copies at the Bureau of Land Management, Idaho State Office, 1387 S. Vinnell Way, Boise, ID 83709.]