| Documentation |
State |
Type |
| 1906. Contributions from the United States National Herbarium. |
WA |
Literature |
| 1979. Pteridologia. |
OR |
Literature |
| 2000. CalFlora: Information on California plants for education, research and conservation. The CalFlora Database, Berkeley. |
CA |
Literature |
| Brouillet, L., F. Coursol, and M. Favreau. 2006. VASCAN. The database of Canadian vascular plants. Herbier Marie-Victorin, Institut de recherche en biologie végétale, Université de Montréal. |
BC |
Literature |
| Checklist of the vascular plants of San Diego County, California. San Diego Natural History Museum, San Diego. |
CA |
Literature |
| Clifton, G. Plumas County and Plumas National Forest flora (2001 Draft). Unpublished and undated. |
CA |
Literature |
| EOSC. Specimen at Eastern Oregon University, Lagrande, Oregon. |
OR |
Specimen |
| Griffin, J.R. 1974. Hastings Natural History Reservation. Notes on environment, vegetation, flora. Unpublished, on file at UC Davis Herbarium. |
CA |
Literature |
| Hickman, J.C. (ed.). 1993. The Jepson manual. University of California Press, Berkeley. |
CA |
Literature |
| Oregon Flora Project species list; species noted on herbarium specimens. Unpublished and undated. |
OR |
Literature |
| Peck, M.E. 1961. A manual of the higher plants of Oregon, 2nd ed. Oregon State University Press, Corvallis. |
OR |
Literature |
| Specimen Management System for California Herbaria (SMASCH). |
CA |
Literature |
| Sundberg, Scott. Personal communication. |
OR |
Literature |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WTU. Specimen at University of Washington, Seattle, Washington. |
WA |
Specimen |
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