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  • Succession and certain adaptive features of plants native to the sand dunes of the Oregon coast

    Creator:
    Kumler, Marion Lawrence, 1941-
    Abstract:
    The vegetation of the Oregon coast is characterized by a variety of stages of plant succession which are repeated widely throughout the sand dune area. During the years from 1960 to 1963 the gradation of upland sand dune succession was studied on 48 plots within a 150 mile section of...
    Resource Type:
    Dissertation
    Full Text:
    expressed by basal area at breast height for the tree species. Some of the physical factors of the salt

  • Description of the plant communities and succession of the Oregon coast grasslands

    Creator:
    Ripley, James Douglas
    Abstract:
    In an effort to describe the plant communities and succession of the Oregon coastal grasslands, vegetation and environmental data were collected from 75 stands at 24 separate locations ranging from Cape Falcon in Tillamook County to Cape Ferrelo in Curry County. The vegetation data consisted of cover and frequency values...
    Resource Type:
    Dissertation
    Full Text:
    . On the west coast of North America, most ecological work on coastal grasslands has been performed in

  • Plant communities and succession in Oregon coastal salt marshes

    Creator:
    Jefferson, Carol A.
    Abstract:
    The purpose of this study was to determine plant species composition, community structure, successional relationships, vegetational development and plant distributions in estuarine salt marshes on the Pacific Coast of Oregon. Quadrat and transect samples of plant presence and cover, collected from April 1971 - June 1974, were subjected to phytosociological...
    Resource Type:
    Dissertation
    Full Text:
    , but somewhat more rainfall occurs in the north. Average annual rainfall varies from 154 cm at Bandon