Perennial herb from a taproot; stem solitary, erect, 25-120 cm tall.
Alternate; basal and lower stem leaves palmately 3-5 lobed or divided without a narrow leaf axis, stalked below, becoming sessile above, primary divisions merely lobed or with teeth, blades 3-13 cm long, 2-18 cm wide.
Inflorescence of terminal umbels less than 1 cm wide in flower; flowers yellow or sometimes purplish; involucels inconspicuous, of 5 narrow bractlets.
Subglobose burrs, 2-5 mm long, covered, except sometimes at the base, with stout, hooked prickles.
||Value / Class
Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
of field plots
species was recorded in:
BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in
Source: Klinkenberg 2013