Descriptions of new species and genera of plants in the natural order of the Compositae ?collected in a tour across the continent to the Pacific, a residence in Oregon, and a visit to the Sandwich Islands and upper California, during the years 1834 and 1835 /by Thomas Nuttall.
Descriptions of new species and genera of plants in the natural order of the Compositae ?collected in a tour across the continent to the Pacific, a residence in Oregon, and a visit to the Sandwich Islands and upper California, during the years 1834 and 1835 /by Thomas Nuttall.