Resumen

RZEDOWSKI, Jerzy  y  CALDERON DE RZEDOWSKI, Graciela. A new species of Perymenium (Compositae-Heliantheae) from the State of Mexico (Mexico). Act. Bot. Mex [online]. 2010, n.91, pp. 21-25. ISSN 0187-7151.

Perymenium rogmacvaughii is described as new and illustrated on the basis of a specimen collected in the western extremity of the State of Mexico. The species is probably related to P. hintonii McVaugh, known from Michoacán, and to P. pringlei B.L. Rob. & Greenm. var. pringlei, reported from Jalisco and Sinaloa.

Palabras llave : Compositae; Heliantheae; Mexico; Perymenium; State of Mexico.