1 "Leaves generally not lobed, blades ovate to oblanceolate, toothed; disk flowers 50--80+; pappus of 15--20 scales" "Adenophyllum cooperi" 1 "Leaves 3--5 lobed, lobes linear to wedge-shaped or oblanceolate, ultimate margin entire or toothed; disk flowers 25--40; pappus of 8--12 scales" "Adenophyllum porophylloides"