Illustrated Field Guide To Selected Rare Plants Of Northern California

"This guide provides description and photographs of 149 rare or endangered plants found in 10 counties in Northern California. Each description is accompanied by a photo of the mature plant (where available), a photo of the plant in its native habitat, a line art illustration of the plant showing diagnostic features, and a map showing the quadrangles where the plant has been found."--NHBS Encironment Bookstore.