By Livingston, Burton Edward, 1875- . Genre Phytogeography / United States / Flora / United States / Climate . Names plants / data / areas / area / soil and 3933 more

By Hind, Henry Youle, 1823-1908 . Genre Crops and climate / Ontario / Agriculture / Ontario / Cultures et climat and 7 more . Names soil / wheat / plants / leaves / la and 167 more

By Hitchcock, Charles H. (Charles Henry), 1836-1919 / Upham, Warren, 1850-1934 / Huntington, Joshua Henry, 1833-1904 / Quimby, Elihu T. (Elihu Thayer), 1826-1890 / Scudder, Samuel Hubbard, 1837-1911 and 3 more . Genre n-us-nh / Geology / New Hampshire / New Hampshire / Climate and 14 more . Names rock / mica / area / town / areas and 4235 more

By Pearson, Gustaf Adolph. [from old catalog] . Genre Yellow pines / Forests and forestry / Southwest, New / Southwest, New / Climate . Names soil / areas / area / mexico / arizona and 125 more