BioStor
 | Studies in the Eupatorieae (Compositae). XII. A new genus, Shinnersia H. Robinson and R M King (1970) Phytologia 19: 297-298 |
 | Chromosome Numbers in Compositae. XIII. Eupatorieae Robert M King, Donald W Kyhos et al. (1976) Annals of the Missouri Botanical Garden 63: 862-888 |
 | An index to epithets treated by King and Robinson: Eupatorieae (Asteraceae) M J Warnock (1987) Phytologia 62: 345-431 |
 | Submergence of the genera Carterothamnus and Oaxacania into Hofmeisteria (Eupatorieae, Asteraceae) B L Turner (1987) Phytologia 63: 415-416 |