Volume 2: Dicotyledoneae of Ohio. Part 3: Asteraceae, by T.Richard Fisher. 1988. numerous illustrations (line- drawings) and other distribution dot maps. XIV,280 p. Lex8vo. Cloth.

A comprehensive study of the sunflower family as it is known to existin the state today. Dr. T.Richard Fisher traveled the state extensivelyfor thirty years in order to observe and study the many species in theirhabitats as well as specimens represented at the larger herbaria inOhio. Fisher has constructed keys to aid in the identification of species and provides complete illustrations, ecological habitatdescriptions, and distribution maps showing abundance and floweringperiod. Several alternative types of keys are provided for readers withvarying levels of experience. For example, Fisher offers basicdescriptive information for the layperson, while the more experiencedstudent can begin at the generic descriptive key. Each species has beenfully described and illustrated, with emphasis on detailed identifyingfeatures and a discussion of the abundance and ecology of species.