New taxa of thistles (Cirsium; Asteraceae) in Utah

Authors

Stanley L. Welsh, Brigham Young University

Abstract

Described are several new taxa of the genus Cirsium that occur in the state of Utah: C. eatonii (Gray) Robins, var. harrisonii Welsh; C. eatonii var. murdockii Welsh; C. ownbeyi Welsh; C. scariosum Nutt. var. thorneae; and C. virginensis Welsh.

Recommended Citation

Welsh, Stanley L. (1982) "New taxa of thistles (Cirsium; Asteraceae) in Utah," Great Basin Naturalist: Vol. 42: No. 2, Article 3.
Available at: https://scholarsarchive.byu.edu/gbn/vol42/iss2/3