References

For Chrysanthemum

Arriagada, J.E., and N.G. Miller. 1997. The genera of Anthemidae (Compositae; Asteraceae) in the southeastern United States. Harvard Papers in Botany 2: 1-46. Google Scholar

Cronquist, A. 1980. Asteraceae, Volume I, Vascular flora of the Southeastern United States. University of North Carolina Press, Chapel Hill, N.C. Google Scholar

Qi, S., A.D. Twyford, J‐Y. Ding, J.S. Borrell, L.‐Z. Wang, Y.‐P. Ma, and N. Wang. 2022. Natural interploidy hybridization among the key taxa involved in the origin of horticultural chrysanthemums. J. Syst. Evol. 60(6): 1281-1290. Google Scholar