By Hunter, George W. (George William), 1873-1948 . Genre Biology / Sanitation . Names bacteria / plants / animals / life / called and 3714 more

By Gray, Asa, 1810-1888 . Genre Botany / Morphology / Botany / Classification / Botany and 1 more . Names leaves / flower / plants / flowers / axis and 6011 more

By Gray, Asa, 1810-1888 / Gray, Asa,, 1810-1888 / Gray, Asa,, 1810-1888 . Genre n-us--- / Botany / Nomenclature / Botany / United States . Names leaves / flowers / calyx / flower / fruit and 18900 more

By Macy, M. L. (Maude Little) / Norris, Harry Waldo, 1862- . Genre Physiology . Names called / eye / life / bacteria / animal and 1518 more

By Eddy, Walter Hollis, b. 1877 . Genre Physiology / Laboratory manuals . Names bacteria / called / eye / phosphorus / animal and 347 more

By Overton, Frank, b. 1867 . Genre Physiology / Hygiene . Names bacteria / called / order / life / eye and 1147 more

By Herrick, Glenn W. (Glenn Washington), 1870-1965 . Genre Zoology . Names animals / sea / animal / called / class and 2797 more

By Leavitt, Robert Greenleaf, 1865-1943 / Gray, Asa,, 1810-1888 . Genre Botany / Botany / Laboratory manuals . Names plants / leaves / flower / seeds / flowers and 2959 more

By Gray, Asa, 1810-1888 . Genre Plants / Nomenclature . Names leaves / plants / flower / flowers / called and 2948 more

By Overton, Frank, b. 1867 . Genre Physiology . Names called / bacteria / life / order / animals and 477 more