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Rydberg, Per Axel

4 books found

Cover of Per Axel Rydberg's Botanical Collecting Trips to Western Nebraska in 1890 and 1891

Per Axel Rydberg's Botanical Collecting Trips to Western Nebraska in 1890 and 1891

Robert Kaul · First published 2016

Cover of Per Axel Rydberg

Per Axel Rydberg

Arnold Tiehm · First published 1990

Cover of Rydberg Flora Prairies V2

Rydberg Flora Prairies V2

Per Axel Rydberg · First published 1972

Placeholder cover for Per Axel Rydberg

Per Axel Rydberg

John Hendley Barnhart · First published 1931