Cotyledons
Broadly oval, rounded at base

Roots
Fibrous

Stem
Woolly near top
Branched above middle
Usually hairless

True Leaves
Rosette first year
Rosette and basal leaves stalked
Stem leaves small and stalkless
Alternate, dark green, deep
irregular lobes

Flowers
Golden yellow
Clustered on branch ends
Flat-topped

Habitat
Pastures, hayfields, roadsides, waste areas

Note
Poisonous to livestock, pyrrolizidine
alkaloids cause liver damage
in horses and cattle
Biological control, cinnabar moth
(See factsheet)