Per Axel Rydberg: A Biography, Bibliography and List of His Taxa. Mem (58) NYBG BRAND Includes reliable keys

Includes reliable keys

This treatment includes keys

60 micrographs

as here interpreted

This collection of twenty-one papers is divided into four sections: a taxonomic overview of palms

Per Axel Rydberg: A Biography, Bibliography and List of His Taxa. Mem (58) NYBG BRAND Includes reliable keysSwedish American botanist Per Axel Rydberg (1860 1931) served as a field agent for the U. S. Department of Agriculture and a field agent and curator at The New York Botanical Garden. In a lifetime of collection and research, Rydberg became perhaps the foremost authority in the United States on the flora of the Middle West and Rocky Mountain regions. In his later years, he even began preparing his own illustrations of plants. This volume includes