Common names:

• blackcap  (Source: Intermt F) - English
• blackcap raspbery  (Source: F CalifJep) - English
• western black raspberry  (Source: Intermt F) - English
• whitebark raspberry  (Source: Intermt F) - English
• Oregon-Himbeere  (Source: Zander ed16) - German

Economic Importance:

• Gene sources: primary genetic relative of black raspberry (fide HortScience 38:1170. 2003)
• Gene sources: primary genetic relative of red raspberry (based on successful crosses with Rubus idaeus fide Pl Breed Rev 32:147. 2009)
• Gene sources: tertiary genetic relative of blackberry (based on being "difficult to cross with Rubus ursinus" fide Breeders Rubus)

Distributional Range:

Native

Northern America

• SUBARCTIC AMERICA: United States [Alaska (s.w.)]
• WESTERN CANADA: Canada [Alberta, British Columbia]
• NORTHWESTERN U.S.A.: United States [Idaho, Montana (w.), Oregon, Washington]
• SOUTH-CENTRAL U.S.A.: United States [New Mexico]
• SOUTHWESTERN U.S.A.: United States [Arizona, California, Nevada, Utah]

References:

1. Cronquist, A. et al. Intermountain flora. (Intermt F)
2. Encke, F. et al. Zander: Handwörterbuch der Pflanzennamen, 13. Auflage. 1984 (Zander ed13)
3. Erhardt, W. et al. Zander: Handwörterbuch der Pflanzennamen, 16. Auflage. 2000 (Zander ed16)
4. Finn, C. et al. 2001. Breeders experiences with Rubus species (Breeders Rubus)
5. Finn, C. F. & J. F. Hancock 2008. Chapter 12. Raspberries (Temp Fruit Cr Breed) 359-392.
6. Finn, C. F. et al. 2003. Evaluation of Rubus leucodermis populations from the Pacific northwest (HortScience) 38:1169-1172.
7. Hall, H. K. et al. 2009. Chapter 2. Raspberry breeding and genetics Pl. Breed. Rev. 32:39-353.
8. Harrington, H. Manual of the plants of Colorado. (F Colo)
9. Hickman, J. C., ed. The Jepson manual: higher plants of California. 1993 (F CalifJep)
10. Hitchcock, C. L. et al. Vascular plants of the Pacific Northwest. (F Pacif NW)
11. IPGRI New World Fruits Database (on-line resource). (New World Fruits)
12. Kearney, T. H. & R. H. Peebles Arizona flora, ed. 2. (F Ariz)
13. Liberty Hyde Bailey Hortorium Hortus third. (Hortus 3)
14. Martin, W. C. & C. R. Hutchins A flora of New Mexico. (F New Mex)
15. Munz, P. A. & D. D. Keck A California flora. (F CalifMunz)
16. Rehder, A. Bibliography of cultivated trees and shrubs. (Rehder)
17. Scoggan, H. J. The flora of Canada, 4 vol. (F Canada)
18. Welsh, S. L. Anderson's flora of Alaska and adjacent parts of Canada. (F AlaskaAnd)

Images:

• Seed: U.S. National Seed Herbarium image