Book excerpt: Annotation Amateur naturalists and those interested in Lewis and Clark's epic trip will enjoy this beautifully illustrated, informative guide to the wildflowers, trees, and plants they would have encountered. Arranged by region, the entry for each plant includes an excerpt (when it exists) from the explorers' journals, as well as information about the plant, its flowers and fruits, season, and range. Annotation (c)2003 Book News, Inc., Portland, OR (booknews.com).