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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.


CCDB → Angiosperms → Compositae → Cirsium → Cirsium scariosum (Poir.) Nutt.

9 chromosome counts in Cirsium scariosum (Poir.) Nutt.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Cirsium scariosum var. scariosum Cirsium scariosum (Poir.) Nutt.   34(1) Asteracea Gervais et al. 1999 Newsl. Int. Organ. Plant Biosyst.
!   Cirsium scariosum (Poir.) Nutt. Cirsium scariosum (Poir.) Nutt. 17(1)   Asteracea Gardner 1974 Madrono
!   Cirsium scariosum (Poir.) Nutt. Cirsium scariosum (Poir.) Nutt.   34 IPCN online Ownbey, G. B., P. H. Raven & D. W. Kyhos. 1975 [1976]. Chromosome numbers in some North American species of the genus Cirsium. III. Western United States, Mexico, and Guatemala. Brittonia 27(4): 297–304.
  Cirsium minganense Vict. Cirsium scariosum (Poir.) Nutt.   34 IPCN online GERVAIS, C., R. Trahan & J. Gagnon. 1999. IOPB chromosome data 14. Newslett. Int. Organ. Pl. Biosyst. (Oslo) 30: 10–15.
!   Cirsium scariosum (Poir.) Nutt. Cirsium scariosum (Poir.) Nutt.   34, 36 IPCN67-71 OWNBEY, G.B., & Y-T. HSI. 1969. Chromosome numbers in some North American species of the genus Cirsium. II. Western United states. Madrono 20: 225-228.
!   Cirsium scariosum (Poir.) Nutt. Cirsium scariosum (Poir.) Nutt.   34 IPCN67-71 MOORE, R. J., & c. FRANKTON. 1967. Cytotaxonomy Of foliose thistles (Cirsium ssp. aff. c. foliosum) of Western North America. Canad. Jour. Bot. 45: 1733-1749.
!   Cirsium scariosum (Poir.) Nutt. Cirsium scariosum (Poir.) Nutt. 17   IPCN73-74 GARDNER, R. C. 19 7 4 . Systematics of Cirsium (Compositae) in Wyoming. Madrono 22: 239-265.
!   Cirsium scariosum (Poir.) Nutt. Cirsium scariosum (Poir.) Nutt.   34,36 eFlora  
  Cirsium scariosum var. scariosum Cirsium scariosum (Poir.) Nutt.   34 eFlora