Description : Cirsium - Fishbone Thistle, Plumed Thistle (Cir'sium)
Last Answer : DESCRIPTION: This group of annuals, biennials, and perennials are natives in damp meadows in central and southwestern Europe and North America. Most of these plants, however, are weeds. The main kinds ... seeds in early summer. VARIETIES: C. Rivulare atropurpureum; C. Diacantha; C. occidentale.