Tagetes hartwegii is a Mexican species of marigolds in the family Asteraceae.
It is endemic to the states of Jalisco and Nayarit in western Mexico.Turner, B. L. 1996. The Comps of Mexico: A systematic account of the family Asteraceae, vol. 6. Tageteae and Athemideae. Phytologia Memoirs 10: i–ii, 1–22, 43–93
Description Tagetes hartwegii is a hairless perennial herb up that can grow up to 90 cm (3 feet) tall. Its stem is woody at the base. The leaves are bipinnate, and can reach up to 8 cm (3.2 inches) long.
The flower heads are yellow-orange, each containing 8 ray florets and 35-40 disc florets.Greenman, Jesse More 1904. Proceedings of the American Academy of Arts and Sciences 40: 46-47
References