-
by Jose, Sarah
Published 2019 -
Journal kept by David Douglas during his travels in North America 1823-1827together with a particular description of thirty-three species of American oaks and eighteen species of Pinus with appendices containing a list of the plants introduced by Douglas and an account of his death in 1834Bookby Douglas, David, 1799-1834
Published 1914 -
Manual of the botany (Phænogamia and Pteridophyta) of the Rocky Mountain regionfrom New Mexico to the British boundaryBookby Coulter, John Merle, 1851-1928
Published 1885 -
by McKelvey, Susan Delano
Published 1956 -
An illustrated flora of the northern United States Canada and the British possessionsfrom Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridianBookby Britton, Nathaniel Lord, 1859-1934
Published 1913 -
by Hitchcock, C. Leo (Charles Leo), 1902-1986
Published 1973 -
by Munger, Susan H.
Published 2003 -
Flora of southern British Columbia and Vancouver islandwith many references to Alaska and northern speciesBookby Henry, Joseph Kaye, 1861-1930
Published 1915 -
by Enari, Leonid
Published 1956