1. Department of Biology, Eastern Washington University, 258 Science Building, Cheney, WA 99004, U.S.A.
2. The Evergreen State College, Lab 1, Olympia, WA 98505, U.S.A.
3. Department of Environmental Science, School of Science, Auckland University of Technology, Private Bag 92006, Auckland 1142, New Zealand
4. Department of Botany, California Academy of Sciences, Golden Gate Park, 55 Music Concourse Drive, San Francisco, CA 94118, U.S.A.
5. Siskiyou Biosurvey, 324 Avery Street, Ashland, OR 97520, U.S.A.
6. 4727 Alpine Drive, Klamath Falls, OR 97603, U.S.A.
7. Herbarium, University of Washington, Box 355325, Seattle, WA 98195-5325, U.S.A.
8. Institute of Biological Chemistry, Washington State University, Pullman, WA 99164, U.S.A.
9. Research and Collections, Canadian Museum of Nature, Ottawa, ON, K1P 6P4, Canada