CCDBAngiospermsCompositaeAchilleaAchillea ptarmica subsp. macrocephala (Rupr.) Heimerl

3 chromosome counts in Achillea ptarmica subsp. macrocephala (Rupr.) Heimerl:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Achillea ptarmica subsp. macrocephala (Rupr.) Heimerl Achillea macrocephala Rupr.   18(1) Asteracea Nishikawa 1988 J. Hokkaido Univ. Educ. Sect. 2B
!   Achillea ptarmica subsp. macrocephala (Rupr.) Heimerl Achillea macrocephala Rupr.   18 IPCN online Nishikawa, T. 1980. Chromosome counts of flowering plants of Hokkaido (4). Rep. Taisetsuzan Inst. Sci. 15: 23–28.
!   Achillea ptarmica subsp. macrocephala (Rupr.) Heimerl Achillea macrocephala Rupr.   18 IPCN online Nishikawa, T. 1988. Chromosome counts of flowering plants of Hokkaido (11). J. Hokkaido Univ. Educ., Sect. 2B 38: 33–40.