Idaho Batholith - High Glacial Drift-Filled Valleys
 | Cirsium arvense Common Names Canada thistle Family Composites, Sunflower Flower Color Purple Plant Type Herb Short Description Perennial, deep-seated creeping underground roots. Leaves: Spiny, pinnatifid Location McCall Native No Weed Noxious |
 | Cirsium vulgare Common Names bull thistle Family Composites, Sunflower Flower Color Purple Plant Type Herb Short Description Biennial. Location McCall Native No Weed Noxious |