| Home | Plant List |
 | Onopordum acanthium Common Names Scotch thistle Family Composites, Sunflower Flower Color Purple Plant Type Forb Native No Weed Noxious |
 | Carduus nutans Common Names musk thistle Family Composites, Sunflower Flower Color Purple Plant Type Forb Introduced Yes Weed Yes |
 | Aster alpigenus var. haydenii Common Names showy aster, alpine aster, mountain aster Family Composites, Sunflower Flower Color Purple Plant Type Herb Location McCall Native Yes Weed No |
 | 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 |
 | Machaeranthera canescens Common Names tall purple aster, hoary aster, hoary tansyaster Family Composites, Sunflower Flower Color Purple Plant Type Herb Native Yes Weed No |