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Filtering by: Creator Morton, Charles Advisor Chambers, Kenton L.

Taxonomic studies of the Eucephalus complex of Aster in the Pacific Northwest

Creator:

Thompson, Dennis Dean

Resource Type:

Masters Thesis

Full Text:

years were made by Morton E. Peck, who collected the plant in the many ray- colored forms that I found
Biosystematics of the Mimulus nanus complex in Oregon

Creator:

Ezell, Wayland Lee, 1937-

Abstract:

A biosystematic study was made in seven populations of Mimulus nanus Hook. & Arn. and M. cusickii (Greene) Piper (Scrophulariaceae) in central Oregon, and a taxonomic revision was made of the four species of section Eunanus reported from Oregon--M. nanus, M. cusickii, M. clivicola Greenm. and M. jepsonii Grant. Mimulus...

Resource Type:

Dissertation

Full Text:

. Sons Charles and David furnished companionship and assistance on collecting trips, becoming adept at
A revision of Juncus subgenus genuini (Juncaceae) in the Pacific states

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
A biosystematic study in the genus Aster, section Aster, in western North America

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