Liverworts and Hornworts of Southern Michigan
By Howard Crum (1991)

Describes the taxonomy and morphology of the liverworts and hornworts found in the 42 counties south of the state's Tension Zone, which marks the transition to a "north woods" climate, soil and plant cover. 233 pages, includes a map, keys, black-and-white drawings and photographs, glossary.

ISBN 0-9620733-1-8

Price: U.S. $19.00; Canada 25.00;
all other countries 33.00

NOTE: 30% off on an order for 10 or more copies;
see order form.

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