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1 heading found for n 85039264
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Rydberg, Per Axel, 1860-1931
Rydberg, Per Axel Per Axel Rydberg Swedish-born U.S. botanist (1860–1931) Per Axel Rydberg Rydberg, P.A. (Per Axel), 1860-1931 |
Personal | The American species of Limnorchis and Piperia, north of Mexico Carduales Ambrosiaceae, Carduaceae Catalogue of the flora of Montana and the Yellowstone National Park Coleochaetaceae, Characeae |