Brickellia simplex explained

Brickellia simplex, the Sonoran brickellbush, is a North American species of flowering plants in the family Asteraceae. It is native to northern Mexico (Chihuahua, Sonora, Coahuila) and the southwestern United States (New Mexico, Arizona).^{[1] [2]}

Brickellia simplex is a branching shrub up to 60 cm (24 inches) tall, growing from a woody caudex. It produces many small flower heads with yellow disc florets but no ray florets.^[3]

Notes and References

1. Turner, B. L. 1997. The Comps of Mexico: A systematic account of the family Asteraceae, vol. 1 – Eupatorieae. Phytologia Memoirs 11: i–iv, 1–272
2. http://bonap.net/MapGallery/County/Brickellia%20simplex.png Biota of North America Program 2014 county distribution map
3. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066271 Flora of North America, Brickellia simplex A.Gray