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- Hulme, D C
- Hulme, Derek C
- Hulme, Edward Wyndham, 1859-1951
- Hulme, F. Edward (Frederick Edward), 1841-1909
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- Hulot d'Osery, Victor-Eugène, vicomte, 1819-1846
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- Hulse, Gilbert White, 1807-1883
- Hulsebosch Bros.
- Hulsebosch Brothers.
- Hulsebosch' Seed & Bulb Company.
- Hulsemann, K
- Hulsemann, Kuni
- Hulsemann, Kunigunde
- Hülsen, B
- Hulse-Stephens, Geri
- Hülsewig, Thorben
- Hulsey, Diana
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- Hultsch, Anne-Lise
- Hultström, Carl Samuel, 1806-
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- Humbert, Jean-Henri
- Humbert, Jean-Yves
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- Humboldt State University.
- Humboldt, Alexander von, 1769-1859
- Humboldt-Universität zu Berlin
- Humboldt-Universität Zu Berlin. Botanisches Museum.
- Humboldt-Universität zu Berlin. Museum für Naturkunde.
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- Hume, Maree D. & Schmidt, Daniel J.
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- Hummel, William Granville.
- Hummel's Exotic Gardens.
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- Humphrey, John S.
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- Humphrey-Coker Seed Company.
- Humphrey's Flower Gardens.
- Humphrey's Gladiolus Gardens.
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- Humphreys, A. A. 1810-1883
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- Humphreys, Bonnie
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- Humphreys, Edwin W
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- Humphreys, F. E.
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- Hunan sheng nong ye ke xue yan jiu suo
- Hunan sheng shang ye ting
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- Hungary. Földművelésügyi Minisztérium
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- Hungary. Magyar ornithologiai központ.
- Hungary. Ornithologiai Központ
- Hungary. Vallás Közoktatásügyi Minisztérium.
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- Hungerbuhler, Axel
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- Hungerford, C. Roger (Charles Roger), 1923-
- Hungerford, Herbert B.
- Hungerford, James M
- Hungerford, Roger D.
- Hungria, Mariangela
- Hungry Horse Implementation Group.
- Hunkel, E. C.,
- Hunkeler, P
- Hunkel's Seed Store.
- Hunkins, Kenneth.
- Hunkins, S
- Hunn, Brad
- Hunn, C. E. (Charles Elias)
- Hunn, Charles Elias
- Hunn, E S
- Hunn, Eugene
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