List of Chromosome Count Reports - Macvaughiella

Probable Base Number for Genus x = 12

M. chiapensis n=ca 13 ref cf BLT 1997; Robinson et al. 1989 cite an unpublished count by R. C. Jackson for M. mexicana, but the voucher (Cronquist & Sousa 10459) is listed as from Chiapas where only M. chiapensis occurs.

M. mexicana 2n=24 + 4-8 Bs ref Watanabe et al. 2007

References

Robinson, H., A. M. Powell, G. D. Carr, R. M. King, and J. F. Weedin. 1989. Chromosome numbers in Compositae, XVI: Eupatorieae II. Annals of the Missouri Botanical Garden 76: 1004-1011.

BLT 1997, Turner, B. L. 1997. The Comps of Mexico. Eupatorieae. Phytologia Memoirs Vol. 11.

Watanabe, K., T. Yahara, G. Hashimoto, Y. Nagatani, A. Soejima, T. Kawahara, and M. Nakazawa. 2007. Chromosome numbers and karyotypes in Asteraceae. Annals of the Missouri Botanical Garden 94: 643-654.