canada thistle Definition

cirsium arvense, creeping thistle, plume thistle, spear thistle, carline thistle, thistle, rattlesnake root, bible leaf, russian thistle, false foxglove, blue cohosh, swallowwort, wood mint, richweed, cupflower, nabalus, butterweed, dropwort, colicroot, herbous, sweet cicely, navelwort, salpiglossis, soldanel, bush pea, herb, giant hyssop, tripleurospermum, ayapana, pipsissewa, felwort, miterwort, stoneroot, aureolaria, sicklepod, hawkbit, balloon flower, bloodwort, herbose, sea kale, thistlelike, pinweed, spearwort, thoroughwort, dead nettle, mountain mint, pinkroot, tetterwort, rhizocarpous, pellitory, globeflower, costmary, fleawort, stoneweed, deergrass, cottonweed, bloodleaf, common chickweed, zedoary, common wormwood, spurgewort, soaproot, herbless, prickly poppy, gumweed, marsh plant, roseroot, oswego tea, common dandelion, stickweed, lichwort, hedge nettle, coralwort, genus artemisia, american ginseng, shinleaf, london pride, kidneywort, gromwell, green hellebore, crosswort, brownwort, clearweed, sawwort, bull thistle, stitchwort, wild ginger, sanicle, hemp family, beefsteak plant, pinedrops, sneezewort, mariposa lily, liliaceous plant, asterid dicot genus, brachycome, calamint, hemp nettle, brooklime, fumewort,