Rocky Mountain Lichen Primer
William A. Weberis Professor and Curator Emeritus of the Herbarium, University of Colorado Museum of Natural History and Fellow of the Linnean Society of London. A highly acclaimed author with over 65 years of botanical experience in Colorado, he has written extensively on the flora of Colorado, includingRocky Mountain Flora(UPC 1991) andA Rocky Mountain Lichen Primer(with James N. Corbridge, UPC 1998) andBryophytes of Colorado(Pilgrims Process 2010)andColorado Flora(UPC 2001) with Ronald Wittmann.