Michigan Flora: Upper Peninsula (Second Edition) is the first illustrated, comprehensive guide to the vascular plants found in Michigan's Upper Peninsula and on the islands of Isle Royale National Park. Included are keys, descriptions, and distribution information for over 1,900 plant species in 123 plant families. The Second Edition has been updated and printed in a new format allowing for better ease-of-use and larger illustrations. Includes: * Keys to the vascular plant families, genera and species of the Upper Peninsula and Isle Royale * Organized into four major groups: Ferns and Fern Relatives, Conifers, Dicots, Monocots * Over 1,900 species described and illustrated * Occurrence within geographic regions of the Upper Peninsula (eastern, central, western UP; Isle Royale) * Habitat information * Conservation status in Michigan (endangered or threatened) * Native, introduced, or invasive in Michigan * Wetland indicator status * Coefficient of conservatism * Complete index