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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 altissimum (L.) Spreng.

11 chromosome counts in Cirsium altissimum (L.) Spreng.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill 9(2) 18(6) Asteracea Ownbey & O. 1969 Rhodora
!   Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill   19(1) Asteracea Ownbey 1964 Michigan Botanist
!   Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill chain VI+6II+1I(1) 19(1) Asteracea Dabydeen 1997 Rhodora
  Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill   18, 2C (=46.0µm)(1, 1) Asteracea Moore ＆ F. 1969 Canad. J. Bot. (= Botany)
  Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill   20 IPCN online Love, A. & D. Love. 1982. In: IOPB chromosome number reports LXXVI. Taxon 31: 583–587.
  Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill   18 IPCN online Dabydeen, S. 1997. Natural hybridization in the genus Cirsium: C. altissimum x C. discolor-cytological and morphological evidence. Rhodora 99: 152–160.
  Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill   18 IPCN67-71 OWNBEY, G.B., & W.A. OLSON. 1969. Cytotaxonomic notes on the species of Cirsium native to the Southeastern United States. Rhodora 71: 285-296.
!   Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill   18 Fedorov, 1974 Frankton, Moore 1963
!   Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill   18, 20 Fedorov, 1974 Ownbey G. B., Hsi
  Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill   18 Cave1963 Frank, & Moore 1963
  Cirsium altissimum (L.) Spreng. Cirsium altissimum (L.) Hill   18, 20 Cave1963 Ownbey & Hsi 1963