"Explore the best rail-trails--3 states, 106 trails and 1,437 miles ..." selected from, for example, the 146 rail-trails in Pennsylvania.--Page 4 of printed paper wrapper.
"224" Result
Sort By:
"Explore the best rail-trails--3 states, 106 trails and 1,437 miles ..." selected from, for example, the 146 rail-trails in Pennsylvania.--Page 4 of printed paper wrapper.
This second edition of the Manual was completely revised by Cronquist, the taxa rearranged according to his phylogenetic system, and the nomenclature updated. The general keys--long known for their ease of use--have been revised, new synoptic keys added, and the glossary expande…
The first edition of Gleason's Manual of Vascular Plants. . .(1963) is still often cited as the authority for plant taxonomy. This new edition has a more useful arrangement of plant families; the treatment of species was retained except for many corrections and revisions suggest…
