Are Heliopsis and Stapelia native to the same continent?
Heliopsis Heliopsis is a genus of herbaceous flowering plants in the sunflower family, native to dry prairies in North and South America. The sunflower-like composite flowerheads are usually yellow, up to 8 cm in diameter, and are borne in summer. Species are commonly called ox-eye or oxeye.
Heterosperma pinnatum Heterosperma pinnatum, the wingpetal, is a New World species of plants in the sunflower family. It has a discontinuous distribution in North and South America, having been found in Bolivia, Venezuela, Mexico, Guatemala, Honduras, and the southwestern United States (Arizona, New Mexico, western Texas, southern Colorado), United States (Arizona, New Mexico, Texas, Colorado), Bolivia, Venezuela