Heliopsis from Greek helios for "sun" and opsis for "appearance" is a genus of herbaceous flowering plants in the daisy family Asteraceae, native to dry prairies in North and South America. The sunflower-like composite flowerheads are usually yellow, up to 8 cm (3 in) in diameter, and are borne in summer. Species are commonly called ox-eye or oxeye.
Species
Heliopsis buphthalmoides
Heliopsis gracilis : smooth oxeye, pinewoods oxeye
Heliopsis helianthoides : smooth oxeye, false sunflower, oxeye, rough oxeye
Heliopsis longipes : gold root - is used medicinally.
Heliopsis oppositifolia
Heliopsis parvifolia : mountain oxeye
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