By Barrett, Otis Warren. . Genre Coconut . Names roots / leaves / plants / soil / trunk and 127 more

By Bailey, L. H. (Liberty Hyde), 1858-1954 / Gilbert, Arthur Witter, 1882-1936 . Genre Plant breeding . Names plants / flowers / seeds / type / hybrid and 3113 more

By Tamarin, Robert H. . Genre Rodents / Behavior / Rodents / Anatomy / Microtus and 1 more . Names microtus / ochrogaster / mus / data / malachius montanus and 23593 more

Names america / mexico / age / arizona / area and 2957 more

By Simpson, George Gaylord, 1902-1984 . Genre Evolution (Biology) / Evolucao (Teoria) . Names life / animals / animal / type / reptiles and 2197 more

By Lott, Richard V. (Richard Vincent), 1899- / Rice, Robert Russell. . Genre Growth factors / Plant growth promoting substances / Apples / Ripening / Auxin . Names fruit / golden / none / aroma / data and 85 more

By Halsted, Byron David, 1852-1918 . Genre Agriculture . Names wood / horse / soil / animal / animals and 590 more

By Knuth, Paul, 1854-1899 / Knuth, Paul, 1854-1899 / Muller, Hermann, 1829-1883 / Ainsworth Davis, J. R. (James Richard), 1861-1934 . Genre Fertilization of plants . Names flowers / flower / xx / pollen / insects and 14509 more

By Gray, Asa, 1810-1888 / Sullivant, William Starling, 1803-1873 . Genre n-us--- / Botany / United States . Names leaves / flowers / calyx / fruit / corolla and 18426 more

By Jardine, William, Sir, 1800-1874 . Genre Mammals . Names insects / thorax / order / called / lepidoptera and 2249 more