CCDBAngiospermsCompositaeHazardiaHaplopappus squarrosus Hook. & Arn.

4 chromosome counts in Haplopappus squarrosus Hook. & Arn.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Haplopappus squarrosus Hook. & Arn. Hazardia squarrosa (Hook. & Arn.) Greene 5II   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.
  Haplopappus squarrosus Hook. & Arn. Hazardia squarrosa (Hook. & Arn.) Greene   10 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.
!   Haplopappus squarrosus Hook. & Arn. Hazardia squarrosa (Hook. & Arn.) Greene   10 Fedorov, 1974 Raven ct a!. 1960
!   Haplopappus squarrosus Hook. & Arn. Hazardia squarrosa (Hook. & Arn.) Greene   10 Fedorov, 1974 DeJong, Montgomery 1963