Heterotheca viscida (A. Gray) Harms is a rare species native to the "Sky Islands" of southern Arizona eastward to mountains of Trans-Pecos Texas.
1-2. Heterotheca viscida. 1. Flowering plant, habit, photo by S. McLaughlin. 2. Stem and leaves, Chiricahua Mts., Cochise Co., photo by JCS.
Last revised 30 April 2025 by J.C. Semple
© 2025 J.C. Semple, including all photographs unless otherwise indicated