Observations by morganbumgardner

3.3–4.9 ft. tall and have multi-branched stems. sharply spiny stems and leaves. The stem is cottony/hairy. The plants develop a rosette, with large leaves 12–24 in long. Leaves are dark green, coarsely bipinnately lobed, with a smooth, waxy surface and sharp yellow-brown to whitish spines at the tips of the lobes.They are more or less hairy on top, and wooly on the veins below.The plant bears showy red-purple flowers. The large globose flower heads, containing hundreds of tiny individual flowers.

one to three feet high, stem is mostly unbranched and sprouts laterally from a creeping rhizomatous rootstock.Leaves are dark green on both sides. Small flower head, not larger than 2.0 in, consists of about 20 white ray florets that surround a yellow disc, growing on the end of 1 to 3 ft. tall stems

short swollen stems, leaves are dark green with light patches and are divided into three toothed leaflets, the central leaflet on a stalk.Flowers usually have five glossy, bright yellow petals and grow singly on long grooved stalks