Article: Intermountain Flora, Vascular Plants of the Intermountain West, U.S.A. Volume I. Geological and Botanical History of the Region, its Plant Geography and a Glossary. The Vascular Cryptogams and the Gymnosperms, by A. Cronquist, A. H. Holmgren, N. H. Holmgren, and J. L. Reveal [Review]