1. La Kretz Center for California Conservation Science; University of California Los Angeles; Los Angeles CA 90095 U.S.A.
2. Shivela Middle School; Murrieta Valley Unified School District; Murrieta CA 92562 U.S.A.
3. The Nature Conservancy, Santa Rosa Plateau Ecological Reserve; Murrieta CA 92562 U.S.A.
4. Department of Ecology and Evolutionary Biology; University of California Los Angeles; Los Angeles CA 90095 U.S.A.
5. Department of Botany; Weber State University; Ogden Utah 84408 U.S.A.