Leaves: alternate, getting smaller toward the top; basal leaves stalked, lance-like with a pointed tip, toothed to pinnately-divided; stem leaves stalkless, mostly linear
Flowers: head 1" wide with yellow ray flowers; inflorescence of several heads branched along the stem; blooms June-Oct.
Fruits: dry, dark purple/brown seed with 10 ribs on a whitish, fluffy pappus
Habitat: disturbed sites; in sandy soil
Conservation Status: Introduced - naturalized
Crepis tectorum can be confused with species of Hieracium, especially H. fiorentinum, but has many cauline leaves, the lower lobed to dentate, while H. fiorentinum has all leaves entire and usually only 2 or 3 on the scape.
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.