Author:W. Dennis Clark Contents 1 Affiliation 1.1 Institution 1.2 Location 2 Treatments Affiliation Affiliation information has been provided by Volume 19-20-21. Institution Arizona State University Location Tempe, ArizonaTreatments HHazardia Hazardia brickellioides Hazardia cana Hazardia detonsa Hazardia orcuttii H cont.Hazardia squarrosa Hazardia squarrosa var. grindelioides Hazardia squarrosa var. obtusa Hazardia squarrosa var. squarrosa Hazardia stenolepis H cont.Hazardia whitneyi Hazardia whitneyi var. discoidea Hazardia whitneyi var. whitneyi