Crepis setosa Haller f.
Family: Asteraceae
bristly hawk's-beard
Crepis setosa image
PNW Weed Management Handbook  
Etymology: setosa = (Latin) full of bristles
Plants
: annual/biennial forb with milky juice
Flowers
: head with only yellow ray flowers
Fruits
: dry seed on whitish fluffy pappus
Conservation Status
: Introduced - adventive
Branched annual, ca. 5 dm tall, with long slender taproot. Leaves, stems, and involucres hispid with stiff yellow hairs. Achenes beaked, light brown. Pappus copious, of numerous white bristles. 2n-8 (Babcock 1947).

Johnson, M.E. and H.H. Iltis. 1963. Preliminary reports on the flora of Wisconsin: No. 48. Compositae Family. Wisconsin Academy of Sciences, Arts & Letters. 52:255-342.

Native of SE. Europe, occasionally introduced but not persistent in the. United States, rare in Wisconsin, collected once in Fond du Lac Co.:" lawn weed, impurity in grass seed sown June, 1950; two plants of this species bloomed in July and August, 1951," Cors s.n. (WIS). Note citation of previous species.

Johnson, M.E. and H.H. Iltis. 1963. Preliminary reports on the flora of Wisconsin: No. 48. Compositae Family. Wisconsin Academy of Sciences, Arts & Letters. 52:255-342.

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