Hazardia orcuttii Hazardia squarrosa Hazardia berberidis Hazardia cana Hazardia ferrisiae Hazardia detonsa Hazardia vernicosa Hazardia rosarica Hazardia whitneyi Hazardia stenolepis
Haplopappus sect. Hazardia
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024