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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 it to the forms submit new counts, or report erroneous counts.


CCDBAngiospermsCompositaeGrindeliaGrindelia hirsutula Hook. & Arn.

163 chromosome counts in Grindelia hirsutula Hook. & Arn.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Grindelia stricta DC. Grindelia hirsutula Hook. & Arn.   24 flora of NW Europe http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=3998
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   12(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24, 2C (=4x=84.10µm)(2) Asteracea Moreno, N. C. et al. 2012 Plant Syst. Evol.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 2II+2IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II, 10II+R4+4Bs(2, 1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
  Grindelia arenicola Steyerm. Grindelia hirsutula Hook. & Arn. 12(1)   Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6II(1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(3)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   12(64) Asteracea Dunford 1964 Amer. J. Bot.
!   Grindelia arenicola var. pachyphylla Steyerm. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24, 2C (=4x=96.66µm)(1, 1) Asteracea Moreno, N. C. et al. 2012 Plant Syst. Evol.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24(4) Asteracea Dunford 1964 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4IV+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 2II+2IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1)   Asteracea Pinkava & K. 1977 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Semple et al. 1989 Rhodora
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6II(1)   Asteracea Dunford 1970a Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 2II+2IV(1)   Asteracea Dunford 1970a Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1) 12(1) Asteracea Taylor & T. 1977 Syesis. (by British Columbia Provincial Museum)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6II(1)   Asteracea Dunford 1970a Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24(43) Asteracea Dunford 1964 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1)   Asteracea Solbrig et al. 1964 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24(3) Asteracea Dunford 1964 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1)   Asteracea Raven et al. 1960 Amer. J. Bot.
!   Grindelia arenicola var. pachyphylla Steyerm. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1) 12(1) Asteracea Taylor & T. 1977 Syesis. (by British Columbia Provincial Museum)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1)   Asteracea Raven et al. 1960 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1)   Asteracea Raven et al. 1960 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II, 1IV+10III(1, 1)   Asteracea Strother 1983 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6II(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia arenicola var. pachyphylla Steyerm. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 2II+2IV(2)   Asteracea Dunford 1986 Amer. J. Bot.
  Grindelia hirsutula var. brevisquama Steyerm. Grindelia hirsutula Hook. & Arn.   24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1970a Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6II(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1)   Asteracea Semple 1980 Taxon
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(2)   Asteracea Raven et al. 1960 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 3IV+6II, 2IV+8II, 1IV+10II(0) 12(1) Asteracea Dunford 1983
!   Grindelia arenicola var. pachyphylla Steyerm. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
  Grindelia hirsutula var. davyi (Jeps.) M. A. Lane Grindelia hirsutula Hook. & Arn. 10II+R4+4B, 12II(1, 1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Pinkava & K. 1977 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1)   Asteracea
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 3IV+6II, 2IV+8II, 1IV+10II(0) 12(1) Asteracea Dunford 1983
!   Grindelia hirsutula var. hallii (Steyerm.) M. A. Lane Grindelia hirsutula Hook. & Arn. 6II(1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
  Grindelia rubricaulis var. elata Steyerm. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1) 12(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1)   Asteracea Solbrig et al. 1969 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   12(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   12(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(6)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(3)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 2II+2IV(1)   Asteracea Dunford 1970a Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6II(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1)   Asteracea Raven et al. 1960 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Pinkava & K. 1977 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1) 24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6II(1)   Asteracea Dunford 1986 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1)   Asteracea Raven et al. 1960 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 2II+2IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(3)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia rubricaulis var. rubricaulis Grindelia hirsutula Hook. & Arn. 12(1)   Asteracea Raven et al. 1960 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(1)   Asteracea Raven et al. 1960 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   18(1) Asteracea Dunford 1983
!   Grindelia discoidea Nutt. Grindelia hirsutula Hook. & Arn.   24(1) Asteracea Bartoli & T. 1998 Kurtziana
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(1)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(2)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1986 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24, 2C (=4x=98.92µm)(1) Asteracea Moreno, N. C. et al. 2012 Plant Syst. Evol.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II(2)   Asteracea Lane & L. 1993 Sida (= J. Bot. Res. Inst. Texas)
  Grindelia rubricaulis var. platyphylla (Greene) Steyerm. Grindelia hirsutula Hook. & Arn.   24(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24(4) Asteracea Dunford 1964 Amer. J. Bot.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 4II+1IV(1)   Asteracea Dunford 1970a Amer. J. Bot.
!   Grindelia columbiana (Piper) Rydb. Grindelia hirsutula Hook. & Arn.   12(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24(3) Asteracea Dunford 1964 Amer. J. Bot.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 6(1) 12(1) Asteracea Whitaker & S. 1935 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.)
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12(2)   Asteracea Raven et al. 1960 Amer. J. Bot.
  Grindelia camporum Greene Grindelia hirsutula Hook. & Arn. 12II, 1IV+10II   IPCN online Strother, J. L. 1983. More chromosome studies in Compositae. Amer. J. Bot. 70(8): 1217–1232.
  Grindelia camporum Greene Grindelia hirsutula Hook. & Arn.   24 IPCN online McLaughlin, S. 1986. Differentiation among populations of tetraploid Grindelia camporum. Amer. J. Bot. 73: 1748–1754.
  Grindelia camporum Greene Grindelia hirsutula Hook. & Arn.   12 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.
!   Grindelia camporum Greene Grindelia hirsutula Hook. & Arn. 6II, 12II   IPCN online Lane, M. A. & J. Li. 1993. Documented chromosome numbers 1993: 1. Chromosome number reports in Compositae with emphasis on tribe Astereae of the southwestern United States and Mexico. Sida 15: 539–546.
  Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn. 12II   IPCN online KYHOS, D. W. & P. H. RAVEN. 1982. Miscellaneous chromosome numbers in Asteraceae. Madroño 29: 62, 274.
  Grindelia acutifolia Steyerm. Grindelia hirsutula Hook. & Arn. 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 acutifolia Steyerm. Grindelia hirsutula Hook. & Arn. 6   IPCN online Semple, J. C. 1980. In Chromosome number reports LXVII. Taxon 29: 357–358.
  Grindelia nana Nutt. Grindelia hirsutula Hook. & Arn. 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 nana Nutt. Grindelia hirsutula Hook. & Arn.   12 IPCN online Morton, J. K. 1981. Chromosome numbers in Compositae from Canada and the U.S.A. Bot. J. Linn. Soc. 82: 357–368.
  Grindelia fastigiata Greene Grindelia hirsutula Hook. & Arn. 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 inornata Greene Grindelia hirsutula Hook. & Arn. 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 latifolia subsp. platyphylla (Greene) D. D. Keck Grindelia hirsutula Hook. & Arn. 12   IPCN online Pinkava, D. J. & D. J. Keil. 1977. Chromosome counts of Compositae from the United States and Mexico. Amer. J. Bot. 64: 680–686.
  Grindelia squarrosa var. quasiperennis Lunell Grindelia hirsutula Hook. & Arn. 6 12 IPCN online Taylor, R. L. & S. Taylor. 1977. Chromosome numbers of vascular plants of British Columbia. Syesis 10: 125–138.
  Grindelia stricta DC. Grindelia hirsutula Hook. & Arn. 12II   IPCN online Semple, J. C., J. G. Chmielewski & M. E. Lane. 1989. Chromosome number determinations in fam. Compositae, tribe Astereae. III. Additional counts and comments on generic limits and ancestral base numbers. Rhodora 91: 296–314.
  Grindelia procera Greene Grindelia hirsutula Hook. & Arn. 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 procera Greene Grindelia hirsutula Hook. & Arn. 10II+1IV   IPCN online Keil, D. J., M. A. Luckow & D. J. Pinkava. 1988. Chromosome studies in Asteraceae from the United States, Mexico, the West Indies, and South America. Amer. J. Bot. 75: 652–668.
  Grindelia latifolia subsp. latifolia Grindelia hirsutula Hook. & Arn. 12   IPCN online Pinkava, D. J. & D. J. Keil. 1977. Chromosome counts of Compositae from the United States and Mexico. Amer. J. Bot. 64: 680–686.
  Grindelia revoluta Steyerm. Grindelia hirsutula Hook. & Arn. 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 camporum var. bracteosa (J. T. Howell) M. A. Lane Grindelia hirsutula Hook. & Arn. 12II   IPCN online Lane, M. A. & J. Li. 1993. Documented chromosome numbers 1993: 1. Chromosome number reports in Compositae with emphasis on tribe Astereae of the southwestern United States and Mexico. Sida 15: 539–546.
!   Grindelia hirsutula var. davyi (Jeps.) M. A. Lane Grindelia hirsutula Hook. & Arn. 10II+R4+4B, 12II   IPCN online Lane, M. A. & J. Li. 1993. Documented chromosome numbers 1993: 1. Chromosome number reports in Compositae with emphasis on tribe Astereae of the southwestern United States and Mexico. Sida 15: 539–546.
!   Grindelia hirsutula var. hallii (Steyerm.) M. A. Lane Grindelia hirsutula Hook. & Arn. 6II   IPCN online Lane, M. A. & J. Li. 1993. Documented chromosome numbers 1993: 1. Chromosome number reports in Compositae with emphasis on tribe Astereae of the southwestern United States and Mexico. Sida 15: 539–546.
!   Grindelia stricta var. angustifolia (A. Gray) M. A. Lane Grindelia hirsutula Hook. & Arn. 12II   IPCN online Lane, M. A. & J. Li. 1993. Documented chromosome numbers 1993: 1. Chromosome number reports in Compositae with emphasis on tribe Astereae of the southwestern United States and Mexico. Sida 15: 539–546.
!   Grindelia stricta var. platyphylla (Greene) M. A. Lane Grindelia hirsutula Hook. & Arn. 12II   IPCN online Lane, M. A. & J. Li. 1993. Documented chromosome numbers 1993: 1. Chromosome number reports in Compositae with emphasis on tribe Astereae of the southwestern United States and Mexico. Sida 15: 539–546.
  Grindelia stricta var. stricta Grindelia hirsutula Hook. & Arn. 12II   IPCN online Lane, M. A. & J. Li. 1993. Documented chromosome numbers 1993: 1. Chromosome number reports in Compositae with emphasis on tribe Astereae of the southwestern United States and Mexico. Sida 15: 539–546.
  Grindelia stricta var. stricta Grindelia hirsutula Hook. & Arn. 12   IPCN online Chambers, K. L., D. Green, S. Potampa & L. McMahan. 1998. IOPB chromosome data 13. Newslett. Int. Organ. Pl. Biosyst. (Oslo) 29: 18–22.
!   Grindelia arenicola var. pachyphylla Steyerm. Grindelia hirsutula Hook. & Arn. 12 24 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
!   Grindelia camporum Greene Grindelia hirsutula Hook. & Arn. 12 24 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
!   Grindelia camporum var. davyi (Jeps.) Steyerm. Grindelia hirsutula Hook. & Arn. 6   IPCN67-71 DUNFORD, M.P. 1970. Interchange heterozygosity in diploid interspecific hybrids in Grindelia (Compositae). Amer. J. Bot. 57: 623-628.
!   Grindelia columbiana (Piper) Rydb. Grindelia hirsutula Hook. & Arn.   12 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
  Grindelia fastigiata Greene Grindelia hirsutula Hook. & Arn. 6   IPCN67-71 DUNFORD, M.P. 1970. In IOPB chromosome number reports xxv. Taxon 19: 102-113.
!   Grindelia hallii Steyerm. ex Rothrock Grindelia hirsutula Hook. & Arn. 6   IPCN67-71 DUNFORD, M.P. 1970. Interchange heterozygosity in diploid interspecific hybrids in Grindelia (Compositae). Amer. J. Bot. 57: 623-628.
!   Grindelia humilis Hook. & Arn. Grindelia hirsutula Hook. & Arn.   24 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
!   Grindelia hirsutula var. brevisquama Steyerm. Grindelia hirsutula Hook. & Arn.   24 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
  Grindelia inornata Greene Grindelia hirsutula Hook. & Arn. 6   IPCN67-71 DUNFORD, M.P. 1970. In IOPB chromosome number reports xxv. Taxon 19: 102-113.
!   Grindelia maritima (Greene) Steyerm. Grindelia hirsutula Hook. & Arn.   24 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
!   Grindelia nana subsp. nana Grindelia hirsutula Hook. & Arn.   12 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
  Grindelia nana Nutt. Grindelia hirsutula Hook. & Arn. 6   IPCN67-71 SOLBRIG, Q.T., L.C. ANDERSON, D.W. KYHOS, & P.H. RAVEN. 1969. Chromosome numbers in Compositae. VIII: Astereae III. Amer. J. Bot. 56: 348-353.
!   Grindelia perennis A. Nelson Grindelia hirsutula Hook. & Arn.   12 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
!   Grindelia procera Greene Grindelia hirsutula Hook. & Arn. 6 12 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
  Grindelia procera Greene Grindelia hirsutula Hook. & Arn. 6   IPCN67-71 DUNFORD, M.P. 1970. Interchange heterozygosity in diploid interspecific hybrids in Grindelia (Compositae). Amer. J. Bot. 57: 623-628.
!   Grindelia revoluta Steyerm. Grindelia hirsutula Hook. & Arn. 12   IPCN67-71 DUNFORD, M.P. 1970. In IOPB chromosome number reports xxv. Taxon 19: 102-113.
!   Grindelia rubricaulis var. elata Steyerm. Grindelia hirsutula Hook. & Arn. 12 24 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
!   Grindelia rubricaulis var. platyphylla (Greene) Steyerm. Grindelia hirsutula Hook. & Arn.   24 IPCN67-71 WHITAKER, T.W . & J.A. STEYERMARK. 1935. Cytological aspects of Grindelia species. Bull. Torrey Bot. Club 62: 69-73.
!   Grindelia hirsutula Hook. & Arn. Grindelia hirsutula Hook. & Arn.   12,24 eFlora  
  Grindelia arenicola Steyerm. Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 Whitaker, Steyermark 1935
  Grindelia arenicola Steyerm. Grindelia hirsutula Hook. & Arn.   24, 24+B Fedorov, 1974 Raven et al. 1960
  Grindelia camporum Greene Grindelia hirsutula Hook. & Arn.   12, 24 Fedorov, 1974 Dunford 1964
  Grindelia camporum Greene Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 Whitaker, Steyermark 1935
  Grindelia camporum Greene Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 Heiser, Whitaker 1948.
  Grindelia camporum Greene Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 DeJong, Montgomery 1963
!   Grindelia columbiana (Piper) Rydb. Grindelia hirsutula Hook. & Arn.   12 Fedorov, 1974 Whitaker, Steyermark. 1935
!   Grindelia hallii Steyerm. ex Rothrock Grindelia hirsutula Hook. & Arn.   12 Fedorov, 1974 Raven et al. 1960
  Grindelia latifolia Kellogg Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 DeJong, Montgomery
!   Grindelia maritima (Greene) Steyerm. Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 Whitaker, Steyermark 1955
!   Grindelia maritima (Greene) Steyerm. Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 Raven et al. 1960
!   Grindelia perennis A. Nelson Grindelia hirsutula Hook. & Arn.   12 Fedorov, 1974 Whitaker, Steyermark 1935
  Grindelia procera Greene Grindelia hirsutula Hook. & Arn.   12 Fedorov, 1974 Whitaker, Steyermark 1935
  Grindelia procera Greene Grindelia hirsutula Hook. & Arn.   12 Fedorov, 1974 Dunford 1964
!   Grindelia rubricaulis DC. Grindelia hirsutula Hook. & Arn.   12, 24 Fedorov, 1974 Raven et al. 1960
!   Grindelia rubricaulis DC. Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 Whitaker, Steyermark 1935 t
  Grindelia stricta DC. Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 DeJong, Montgomery 1963 p
  Grindelia stricta DC. Grindelia hirsutula Hook. & Arn.   24 Fedorov, 1974 Dunford 1964
!   Grindelia camporum Greene Grindelia hirsutula Hook. & Arn.   24 Darlington, 1955 Heiser & W. 1948
  Grindelia camporum Greene Grindelia hirsutula Hook. & Arn.   24 Cave1963 DeJong & Mont. 1963
!   Grindelia latifolia Kellogg Grindelia hirsutula Hook. & Arn.   24 Cave1963 DeJong & Mont. 1963
!   Grindelia stricta subsp. venulosa (Jeps.) D. D. Keck Grindelia hirsutula Hook. & Arn.   24 Cave1963 DeJong & Mont. 1963