-
по Burroughs, Raymond Darwin, 1899-
Опубликовано 1961 -
по Steward, Albert Newton, 1897-
Опубликовано 1960 -
Manual of the botany (Phænogamia and Pteridophyta) of the Rocky Mountain regionfrom New Mexico to the British boundaryBookпо Coulter, John Merle, 1851-1928
Опубликовано 1885 -
по Hatch, Melville Harrison, 1898-1988
Опубликовано 1949 -
по Scott, Harold W. (Harold William), 1906-1998
Опубликовано 1936 -
по Gannett, Henry, 1846-1914
Опубликовано 1905 -
по Hess, Harry Hammond, 1906-1969
Опубликовано 1960