Casselia is a small genus of flowering plants in the verbena family (Verbenaceae) first named in 1823. Plants in the genus Casselia are native to South America.
Species , Kew's Plants of the World Online accepts seven species in the genus Casselia:
Casselia chamaedryfolia Casselia confertiflora Casselia glaziovii Casselia integrifolia Casselia rosularis Casselia serrata Casselia zelota
References