CCDBAngiospermsCompositaeMachaerantheraMachaeranthera pinnatifida (Hook.) Shinners

9 chromosome counts in Machaeranthera pinnatifida (Hook.) Shinners:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Machaeranthera pinnatifida (Hook.) Shinners Machaeranthera pinnatifida (Hook.) Shinners 4,8   IPCN online Powell, A. M. & S. A. Powell. 1978. Chromosome Numbers in Asteraceae. Madroño 25(3): 160–169.
  Machaeranthera pinnatifida (Hook.) Shinners Machaeranthera pinnatifida (Hook.) Shinners   4II IPCN online Semple, J. C. 1985. Chromosome number determinations in fam. Compositae tribe Astereae. Rhodora 87: 517–527.
  Machaeranthera pinnatifida (Hook.) Shinners Machaeranthera pinnatifida (Hook.) Shinners   8 IPCN online Zhao, Z. 1996. Documented chromosome numbers 1996:2. Miscellaneous U. S. A. and Mexican species, mostly Asteraceae. Sida 17(1): 259–263.
  Machaeranthera pinnatifida (Hook.) Shinners Machaeranthera pinnatifida (Hook.) Shinners 8   IPCN online WEEDIN, J. F. & A. M. POWELL. 1980. In Chromosome number reports LXIX. Taxon 29: 716–718.
  Machaeranthera pinnatifida (Hook.) Shinners Machaeranthera pinnatifida (Hook.) Shinners 4,8   IPCN online Powell, A. M. & S. A. POWELL. 1977. Chromosome numbers of gypsophilious plant species of the Chibuahuan Desert. Sida 7: 80–90.
  Machaeranthera pinnatifida var. pinnatifida Machaeranthera pinnatifida (Hook.) Shinners 4,8   IPCN online Semple, J. C. 1980. In Chromosome number reports LXVII. Taxon 29: 357–358.
  Machaeranthera pinnatifida var. pinnatifida Machaeranthera pinnatifida (Hook.) Shinners 4   IPCN online Spellenberg, R. 1979. Chromosome numbers from some federally proposed threatened or endangered southwestern angiosperms and other miscellaneous taxa. S. W. Naturalist 24: 1 87 – 206.
  Machaeranthera pinnatifida var. pinnatifida Machaeranthera pinnatifida (Hook.) Shinners 4   IPCN online Turner, B. L. 1978. In IOPB chromosome number reports LXII. Taxon 27: 519–535.
  Machaeranthera pinnatifida var. pinnatifida Machaeranthera pinnatifida (Hook.) Shinners 4   IPCN online Keil, D. J. & T. F. Stuessy. 1975. Chromosome counts of Compositae from the United States, Mexico and Guatemala. Rhodora 77: 171–195.