USDA, Natural Resources Conservation Service, Aberdeen, Idaho, Plant Materials Center [USDA NRCS IDPMC] 2005. Appendix 2. In: Shaw, N.; Pellant, M., eds. Great Basin Native Plant Project: 2004 Progress Report. Boise, ID: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station: 63-75.

USDA, Natural Resources Conservation Service, Aberdeen, Idaho, Plant Materials Center [USDA NRCS IDPMC] 2005. Appendix 2. In: Shaw, N.; Pellant, M., eds. Great Basin Native Plant Project: 2004 Progress Report. Boise, ID: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station: 63-75.