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Filtering by: Creator Meyer, Dorothy Babcock Advisor Chambers, Kenton L. Language English [eng]

The gene-ecology of Crepis nana Richardson and Crepis elegans Hooker in Arctic and Alpine North America

Creator:

Legge, Allan Herbert, 1942-

Abstract:

A gene-ecological transplant study was made on populations of the Crepis nana and C. elegans complex from the Arctic and Alpine of North America. Transplants were collected from the Brooks Range, Eagle Summit, and Alaska Range in Alaska, the Rocky Mountains in Alberta, the Olympic Mountains in Washington, the Wallowa...

Resource Type:

Dissertation

Full Text:

nana is shown to be ecotypical and correlated with habitat type. Crepis nana ssp. typica Babcock is
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
The ecology and reproduction of Sophora leachiana Peck (Fabaceae)

Creator:

Crowder, Cheryl Alison

Abstract:

The goal of the study was to collect data on the ecology and reproduction of Sophora leachiana in order to help explain the rarity and restricted range of this species. There are 13 known populations of S. leachiana, occurring in a 29 by 6.4 km area in the Siskiyou Mountains...

Resource Type:

Masters Thesis

Full Text:

. flavescens Ait. S. flavescens Ait. S. pachycarpa C. A. Meyer SHRUBS AND TREES S. acuminata Benth. S