| Helianthus cusickii | ||||||||||||
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| Helianthus cusickii Gray |
Helianthus cusickii is a species of sunflower known by the common names Cusick's sunflower and turniproot sunflower. Asa Gray ( November 18, 1810 - January 30, 1888) is considered the most important American botanist of the 19th century The Helianthus L Genus comprises 67 species and several subspecies in the Asteraceae family all of which are native to North America It is native to the western United States from California to Idaho, where it grows in mountain forests and foothills. California ( is a US state on the West Coast of the United States, along the Pacific Ocean. The State of Idaho ( is a state in the Pacific Northwest region of the United States of America. This wildflower is a perennial growing from a thick, fleshy taproot to a maximum height near a meter. A Plant 's taproot is a straight tapering Root that grows vertically down The lance-shaped leaves reach 15 centimeters in length, and the stem and foliage are often covered in long hairs. The flower heads have a base of long, hairy green phyllaries. In Botany, a bract is a modified or specialized Leaf. Bracts are ordinarily associated with reproductive structures (subtending Flowers Inflorescence The center of the head is filled with yellow disc florets and the ray florets around the edge are up to 4 centimeters long.