Twisted oak moss (Syntrichia laevipila) COSEWIC assessment and status report: chapter 16
Authorities Contacted
- John A. Christy, Wetland Ecologist, Oregon Natural Heritage Program, Herbarium Research Associate, Oregon State University
- W. B. Schofield, Professor Emeritus, Botany Department, University of British Columbia, Vancouver
- James R. Shevock, Associate Regional Director, Resources, Partnerships and Science, National Park Service, Pacific West, 1111 Jackson St., Suite 700, Oakland, CA 94607-4807