The bigelow's sneezeweed (Helenium bigelovii) belongs to Asteraceae (the Aster family). It is a perennial herb that is native to western North America. This herb grows in moist meadows, marshes, or streamsides, and it can reach 30-90 cm in height. The leaves are lance-shaped to linear, hairless, entire, and leathery. The basal and lower stem leaves have short, winged petioles, and the upper leaves clasp stem. The usually single flowerhead bloom atop of stem from June to September. The flowerhead has 14-20 yellow, reflexed downward, ray flowers and yellow, brown, red, or purple, ball-shaped disk flowers.