Portland State University PDXScholar Dissertations and Theses Dissertations and Theses 1983 A population study of three iris (iridaceae) species native to the Siskiyou Mountains in southwestern Oregon and adjacent California Carol Anne Wilson Portland State University Follow this and additional works at: https://pdxscholar.library.pdx.edu/open_access_etds Part of the Botany Commons, and the Population Biology Commons Let us know how access to this document benefits ou.y Recommended Citation Wilson, Carol Anne, "A population study of three iris (iridaceae) species native to the Siskiyou Mountains in southwestern Oregon and adjacent California" (1983). Dissertations and Theses. Paper 3401. https://doi.org/10.15760/etd.5286 This Thesis is brought to you for free and open access. It has been accepted for inclusion in Dissertations and Theses by an authorized administrator of PDXScholar. Please contact us if we can make this document more accessible:
[email protected]. AN ABSTRACT OF THE THESIS OF Carol Anne Wilson for the Master of Science in Biology presented December 9, 1983. Title: A Population Study of Three I11is (Iridaceae) Species ·Native to the Siskiyou Mountains in South,western Oregon and Adjacent California. APPROVED BY MEMBERS OF THE THESIS COMMITTEE: Richard Petersen, Chairman Quetin D. Clarkson ~--- Levinson ---· The series Californicaeis a natural grouping of Iris species native to Oregon, Washington and California. Natural and experimental hybridi- zation is characteristic of the series which has led to confusing taxon- omies for some species. Populations of species belonging to this series and found on the northwestern slopes of the Siskiyou Mountains cf south- western Oregon and adjacent California were investigated.