Plants in the Composites, Sunflower Family in the Idaho Batholith - High Glacial Drift-Filled Valleys by Color, Introduced, Plant Type, Watershed, Common Name where Weed includes Noxious

Introduced: No Information

Herb

Watershed: No Information

bull thistle Scientific Name Cirsium vulgare Family Composites, Sunflower Flower Color Purple Plant Type Herb Short Description Biennial. Location McCall Native No Weed Noxious

Canada thistle Scientific Name Cirsium arvense 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