List of Chromosome Count Reports - Urolepis

Probable Base Number for Genus x = 10

U. hecatantha n=10 ref Turner et al. 1979 (as Eupatorium hecatanthum)

References

Turner, B. L., J. Bacon, L. Urbatsch and B. Simpson. 1979. Chromosome numbers in South American Compositae. American Journal of Botany 66: 173-178.