CCDBAngiospermsCompositaeSenecioSenecio atratus Greene

4 chromosome counts in Senecio atratus Greene:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Senecio atratus Greene Senecio atratus Greene 20(2) 40, 90±10(1, 1) Asteracea Ornduff et al. 1967 Amer. J. Bot.
  Senecio atratus Greene Senecio atratus Greene   ca 46 IPCN online Morton, J. K. 1981. Chromosome numbers in Compositae from Canada and the U.S.A. Bot. J. Linn. Soc. 82: 357–368.
  Senecio atratus Greene Senecio atratus Greene 20 40, 90 IPCN67-71 ORNDUFF, R., T. MOSQUIN, D. W. KYHOS, & P. H. RAVEN. 1967. Chromosome numbers in Compositae. VI. Senecioneae. II. Am. Jour. Bot. 54: 205-213.
!   Senecio atratus Greene Senecio atratus Greene   40 eFlora