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Creator:: Roeper, Richard Allen
Abstract:: Eight primary ambrosia fungi, Raffaelea canadensis, R. sulcati, Ambrosiella brunnea, A. ferruginea, A. gnathotrichi, A. hartigii, A. sulcati, and A. sulphurea (Fungi Imperfecti), were found in association with 11 ambrosia beetle species (Scolytidae and Platypodidae). The fungi are reported from new beetle symbionts, new tree hosts, and/or increased geographical distribution....
Resource Type:: Dissertation
Full Text:: WITH AMBROSIA BEETLES OF WESTERN UNITED STATZS Redacted for PrivacyAbstract approved: William C

Creator:: Davidson, Eric Duncan
Abstract:: The study of the vegetation of one of the natural coastal prairies in Oregon was undertaken for the purpose of describing some of its synecological features. Specific objectives of the study were to describe certain plant assemblages in the study area, present phenological relationships on some of the assemblages, and...
Resource Type:: Masters Thesis
Full Text:: ) Title: SYNECOLOGICAL FEATURES OF A NATURAL HEADLAND PRAIRIE 0 Abstract approved: William W

Creator:: Osborn, Katherine H., 1906-
Resource Type:: Masters Thesis
Full Text:: state library, Olympia, 1913. Lawrence, William E. The preparation of botanical bibliographies

Creator:: Barkley, T. M. (Theodore Mitchell), 1934-
Resource Type:: Masters Thesis
Full Text:: Howell's pioneer work Flora 2.: Northwest Aerica (1901) lists five species (7, p. 374-379). This was

Creator:: Dean, Milton Lee
Abstract:: A biosystematic investigation was undertaken in 15 species and three subspecies of the genus Aster, in western North America. Previous studies had been based entirely on external morphological features, and it was believed that much could be learned about the natural affinities of the taxa by exploring their cytological and...
Resource Type:: Dissertation

Creator:: Carlbom, Curt Gerald, 1932-
Abstract:: A taxonomic investigation was made of 24 taxa belonging to the section Trichodium (Michx.) Trin., of Agrostis, and the genus Podagrostis. Experimental methods were employed, including: uniform garden culture of transplants and plants grown from seeds collected in natural populations; breeding studies; physiological and phenological investigations; cytological studies; ecological studies...
Resource Type:: Dissertation
Full Text:: PODAGROSTIS P. aeauivalvis 810 ALASKA. Prince William Sound, Perry Islands. P. humilis 142 OREGON. Lane Co

Creator:: Lint, Harold LeRoy
Abstract:: A study was made of the subgenus Genuini of the genus Juncus in the Pacific States, California, Oregon and Washington. Extensive morphological comparisons, geographical distributions, habitat differences and observations of apparent presence or absence of natural hybrids provided the major data sources. Cytological studies were made, but were inconclusive. Eleven...
Resource Type:: Dissertation

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