Heterotheca thiniicola (Rzedowski & Ezcurra) B.L. Turner is a very rare species native to sand dunes of Desierto de Altar in northwestern Sonora, Mexico. It is the only true shrub in the genus.
Last update 19 May 2023 by J.C. Semple
© 2023 J.C. Semple, including all photographs unless otherwise indicated