Helianthus cusickii
 Helianthus cusickii is a species of sunflower known by the common names Cusick's sunflower and turniproot sunflower. It is native to the western United States from California to Idaho where it grows in mountain forests and foothills. This wildflower is a perennial growing from a thick fleshy taproot to a maximum height near a meter. The lance-shaped leaves reach 15 centimeters in length and the stem and foliage are often covered in long hairs.