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  1. John Thomas Howell botanical collecting notebook,
    By: Howell, John Thomas, - California Academy of Sciences. Department of Botany.
    Contributed by: California Academy of Sciences
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  2. Leaflets of western botany.
    By: Eastwood, Alice, - Howell, John Thomas,
    Publication info: San Fransisco:[J. T. Howell],1932-1966.
    Contributed by: New York Botanical Garden, LuEsther T. Mertz Library
    BHL Collections: Early Women in Science | New York Botanical Garden
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  1. THE ANNUAL DINNER FOR 1931
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 2
    Date: 1931
    Page Range: 39--40
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  2. FIELD NOTE ON A DESERT WASH
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 2
    Date: 1931
    Page Range: 47--48
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  3. THE FLORA OF THE SANTA ANA CAÑON REGION
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 1
    Date: 1929
    Page Range: 243--253
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  4. The genus Pogogyne
    By: Howell, John Thomas,
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 20
    Series: 4
    Date: 1931
    Page Range: 105--128
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  5. J. W. STACEY, CARICOLOGIST
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 7
    Date: 1944
    Page Range: 181--184
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  6. A Lectotype for the Hinds Walnut
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 22
    Date: 1973
    Page Range: 144--144
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  7. A New California Record for Filago vulgaris
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 22
    Date: 1973
    Page Range: 151--151
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  8. NOTES AND NEWS
    By: Jepson, Willis Linn, - Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 1
    Date: 1929
    Page Range: 278--281
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  9. NOTES AND NEWS
    By: Crum, E K - Abrams, Leroy - Babcock, E B - Epling, C C - Ferris, G F - Howell, John Thomas, - Miller, A H - Mason, H L - Miller, L H - Darlington, C. D. (Cyril Dean), - Clausen, Jens - Sumner, F B - Keck, David D - Dobzhansky, Th - Mcminn, H E - Keck, D D
    Type: Article
    In: Madroño
    Volume: 2
    Date: 1933
    Page Range: 110--112
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  10. ORDINANCES PROTECTING NATIVE PLANTS
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 1
    Date: 1929
    Page Range: 276--277
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  11. The plant genus Polygala in the Galápagos Islands
    By: Howell, John Thomas, - Porter, Duncan M
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 32
    Series: 4
    Date: 1968
    Page Range: 581--586
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  12. PLANTAE OCCIDENTALES.— I
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 2
    Date: 1930
    Page Range: 11--15
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  13. A revision of Phacelia section Miltitzia
    By: Howell, John Thomas,
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 25
    Series: 4
    Date: 1944
    Page Range: 357--376
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  14. THE SAMUEL B. PARISH BOTANICAL SOCIETY AND THE RIVERSIDE BOTANICAL CLUB
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 1
    Date: 1929
    Page Range: 213--214
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  15. THE SCIENTIFIC WRITINGS OF WILLIS LINN JEPSON (1867-1946)
    By: Heckard, Lawrence R - Howell, John Thomas, - Bacigalupi, Rimo
    Type: Article
    In: Madroño
    Volume: 19
    Date: 1967
    Page Range: 97--108
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  16. The Templeon Crocker Expedition of the California Academy of Sciences, 1932. No. 32. The plant genus Coldenia in the Galapagos Islands
    By: Howell, John Thomas,
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 22
    Series: 4
    Date: 1937
    Page Range: 99--110
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  17. The Templeton Crocker Expedition of the California Academy of Sciences, 1932. No. 22. The vascular plants from San Nicolas Island, California
    By: Howell, John Thomas,
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 21
    Series: 4
    Date: 1935
    Page Range: 277--284
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  18. The Templeton Crocker Expedition of the California Academy of Sciences, 1932. No. 26. New flowering plants from the Galapagos Islands
    By: Howell, John Thomas,
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 21
    Series: 4
    Date: 1935
    Page Range: 329--336
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  19. The Templeton Crocker Expedition of the California Academy of Sciences, 1932. No. 3. The genus Mollugo in the Galapagos Islands
    By: Howell, John Thomas,
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 21
    Series: 4
    Date: 1933
    Page Range: 13--23
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  20. The Templeton Crocker Expedition of the California Academy of Sciences, 1932. No. 40. The genus Scalesia
    By: Howell, John Thomas,
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 22
    Series: 4
    Date: 1941
    Page Range: 221--271
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  21. The Templeton Crocker Expedition of the California Academy of Sciences, 1932. No. 5. The Cactaceae of the Galapagos Islands
    By: Howell, John Thomas,
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 21
    Series: 4
    Date: 1933
    Page Range: 41--54
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  22. The Templeton Crocker Expedition of the California Academy of Sciences, 1932. No. 9. The Amaranthaceae of the Galapagos Islands
    By: Howell, John Thomas,
    Type: Article
    In: Proceedings of the California Academy of Sciences
    Volume: 21
    Series: 4
    Date: 1933
    Page Range: 87--116
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  23. A VARIANT OF THE COAST LIVE OAK
    By: Howell, John Thomas,
    Type: Article
    In: Madroño
    Volume: 2
    Date: 1931
    Page Range: 38--39
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