Heliopsis longipes is a rare species of flowering plant in the family Asteraceae. It has been found only in the states of Guanajuato, San Luis Potosí, and Querétaro in north-central Mexico.Article: El género Heliopsis (Heliantheae; Asteraceae) en México y las alcamidas presentes en sus raíces, Journal: Acta Botánica Mexicana 2004 (69:115-131), Authors: |Abraham García |Enrique Ramírez |Jorge Molina | in Spanish with English summary; color photos of leaves of several species on page 119, photos of achenes on page 120Gray, Asa. 1879. Proceedings of the American Academy of Arts and Sciences 15: 35 as Philactis longipes; description in Latin, commentary in English
