CCDBAngiospermsCompositaeAchilleaAchillea borealis subsp. californica (Pollard) D. D. Keck

2 chromosome counts in Achillea borealis subsp. californica (Pollard) D. D. Keck:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Achillea borealis subsp. californica (Pollard) D. D. Keck Achillea millefolium L. 27II(1)   Asteracea Keil & P. 1976 Amer. J. Bot.
!   Achillea borealis subsp. californica (Pollard) D. D. Keck Achillea millefolium L. 27   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.