Perralderia Coss.

Genus composed of 3 North African species, which are subshrubs with hardened or woody stems at the base, typical of arid and desert areas.

Key to species

1 Plant with glandular hairs only, laxly arranged Perralderia paui

1 Plant with glandular and eglandular hairs, ± densely arranged 2

2 Capitula with only disc florets Perralderia coronopifolia

2 Capitula with disc and ray florets Perralderia garamantum

Updated by: B. Valdés.