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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.


CCDBAngiospermsCompositaeSenecioSenecio douglasii var. douglasii

3 chromosome counts in Senecio douglasii var. douglasii:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Senecio douglasii var. douglasii Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley 20   IPCN online  
  Senecio douglasii var. douglasii Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley 20II   IPCN online Freeman, C. C. & R. E. Brooks. 1988. Documented plant chromosome numbers 1988: 1. Chromosome counts for North American plants -- I. Sida 13: 241–250.
  Senecio douglasii var. douglasii Senecio flaccidus var. douglasii (DC.) B. L. Turner & T. M. Barkley 20   IPCN online Keil, D. J. & D. J. Pinkava. 1976. Chromosome counts and taxonomic notes for Compositae from the United States and Mexico. Amer. J. Bot. 63: 1393–1403.