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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 → Grindelia → Grindelia havardii Steyerm.

13 chromosome counts in Grindelia havardii Steyerm.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm. 4II+1IV(2)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm. 4II+1IV(1)   Asteracea Dunford 1971a Southw. Naturalist
  Grindelia havardii Steyerm. Grindelia havardii Steyerm. 12(1)   Asteracea
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm. 2II+2IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm. 2II+2IV(2)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm. 4II+1IV(2)   Asteracea Dunford 1986 Amer. J. Bot.
  Grindelia havardii Steyerm. Grindelia havardii Steyerm. 12   IPCN online Powell, A. M. & S. A. Powell. 1978. Chromosome Numbers in Asteraceae. Madroño 25(3): 160–169.
  Grindelia havardii Steyerm. Grindelia havardii Steyerm. 6   IPCN online Dunford, M. 1986. Chromosome relationships of diploid species of Grindelia (Compositae) from Colorado, New Mexico and adjacent areas. Amer. J. Bot. 73: 297–303.
!   Grindelia havardii Steyerm. Grindelia havardii Steyerm.   12 eFlora