dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Porter, Duncan M
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 22
    Date: 1974
    Page Range: 273--276
    Publication Info: Berkeley, California Botanical Society,
  2. By: Porter, Duncan M
    Type: Article
    In: Bulletin of the British Museum (Natural History) Historical Series
    Volume: 14
    Issue: 2
    Date: 1987-11-26
    Page Range: 145--233
    Publication Info: London, BM(NH),
  3. By: Porter, Duncan M
    Type: Article
    In: Contributions from the Gray Herbarium of Harvard University
    Issue: 198
    Date: 1969
    Page Range: 41--153
    Publication Info: [Cambridge, Mass.] Harvard University -1984]
  4. By: Porter, Duncan M
    Type: Article
    In: Rhodora
    Volume: 72
    Date: 1970
    Page Range: 397--398
    Publication Info: [Cambridge, Mass., etc.], New England Botanical Club [etc.],
  5. By: Porter, Duncan M
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 58
    Date: 1971
    Page Range: 261
    Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-
  6. By: Porter, Duncan M
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 20
    Date: 1970
    Page Range: 346--347
    Publication Info: Berkeley, California Botanical Society,
  7. By: Porter, Duncan M
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 25
    Date: 1978
    Page Range: 58--59
    Publication Info: Berkeley, California Botanical Society,
  8. By: Porter, Duncan M
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 58
    Date: 1971
    Page Range: 1--5
    Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-
  9. By: Porter, Duncan M - Parfitt, Bruce D - Brown, Gregory K - Lehto, Elinor
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 26
    Date: 1979
    Page Range: 140--144
    Publication Info: Berkeley, California Botanical Society,
  10. By: Howell, John Thomas, - Porter, Duncan M
    Type: Article
    In: Proceedings of the California Academy of Sciences, 4th series
    Volume: 32
    Series: 4
    Date: 1968
    Page Range: 581--586
    Publication Info: San Francisco California Academy of Sciences
  11. By: Porter, Duncan M
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 56
    Date: 1969
    Page Range: 475--476
    Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-
  12. By: Porter, Duncan M
    Type: Article
    In: Contributions from the Gray Herbarium of Harvard University
    Issue: 192
    Date: 1963
    Page Range: 99--135
    Publication Info: [Cambridge, Mass.] Harvard University -1984]
  13. By: Porter, Duncan M
    Type: Article
    In: Annals of the Missouri Botanical Garden
    Volume: 60
    Date: 1973
    Page Range: 570
    Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-
  14. By: Porter, Duncan M
    Type: Article
    In: Madroño; a West American journal of botany
    Volume: 30
    Date: 1983
    Page Range: 261--262
    Publication Info: Berkeley, California Botanical Society,