Template:Torrey & Frémont, 1845
- Torrey, J. & Frémont, J.C. 1845. Descriptions of some new genera and species of plants, collected in Captain J. C. Frémont's exploring expedition to Oregon and North California, in the years 1843–'44. In: Frémont, J.C. Report of the exploring expedition to the Rocky Mountains in the year 1842, and to Oregon and North California in the years 1843–'44. Gales & Seaton, Washington.: 311–319. BHL