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Prof. Itay Mayrose Lab – Plant Evolution, Bioinformatics, & Comparative Genomics







CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.


CCDBAngiospermsCompositaeEucephalusAster breweri (A. Gray) Semple

2 chromosome counts in Aster breweri (A. Gray) Semple:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Aster breweri (A. Gray) Semple Eucephalus breweri (A. Gray) G. L. Nesom 9II   IPCN online Semple, J. C. 1988. Aster breweri: a new combination for a rayless Aster based on Chrysopsis breweri (Compositae: Astereae). Syst. Bot. 13(4): 538–546.
  Aster breweri (A. Gray) Semple Eucephalus breweri (A. Gray) G. L. Nesom 9II   IPCN online Semple, J. C., J. G. Chmielewski & C. Xiang. 1992. Chromosome number determinations in fam. Compositae, tribe Astereae. IV. Additional reports and comments on the cytogeography and status of some species of Aster and Solidago. Rhodora 94: 48–62.