Nomenclature
Helenium Linnaeus, Sp. Pl. 2: 886. 1753.
List of Helenium Species
References to Helenium
- Baskin, C. C. et.al. 1993. Afterripening pattern during cold stratification of achenes of ten perennial Asteraceae from eastern North America, and evolutionary implication. Plant Species Biol. 8: 61-65.
- Bierner, M. W. 1972. Taxonomy of Helenium sect. Tetrodus and a conspectus of North American Helenium (Compositae). Brittonia 24: 331-355.
- Bierner, M. W. 1989. Taxonomy of Helenium sect. Amarum (Asteraceae). Sida 13: 453-459.