Tilley, D.; Jensen, S.; St.John, L. 2012. Plant guide: Tapertip hawksbeard (Crepis acuminata) (Nutt.). Aberdeen, ID: U.S. Department of Agriculture, Natural Resources Conservation Service, Aberdeen Plant Materials Center. 3 p.

Tilley, D.; Jensen, S.; St.John, L. 2012. Plant guide: Tapertip hawksbeard (Crepis acuminata) (Nutt.). Aberdeen, ID: U.S. Department of Agriculture, Natural Resources Conservation Service, Aberdeen Plant Materials Center. 3 p.