CCDBAngiospermsCompositaePorophyllumPorophyllum scoparium A. Gray

12 chromosome counts in Porophyllum scoparium A. Gray:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray 12(1)   Asteracea Turner & F. 1966 Amer. J. Bot.
  Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray   24 IPCN online Zhao, Z. 1996. Documented chromosome numbers 1996:2. Miscellaneous U. S. A. and Mexican species, mostly Asteraceae. Sida 17(1): 259–263.
  Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray 12   IPCN online Strother, J. L. 1976a. Chromosome studies in Compositae. Amer. J. Bot. 63: 247–250.
  Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray 12   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.
!   Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray 12   IPCN66 Turner & Flyr 1966
  Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray 12   IPCN67-71 POWELL, A.M. & s. SIKES. 1970. Chromosome numbers of some chihuahuan desert Compositae. Southw. Naturalist 15: 175-186.
!   Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray 12   IPCN73-74 JOHNSON, R.R. 1969. Monograph of the plant genus Porophyllum (Compositae: Helenieael Univ.~Kansas Sci. Bull. 48: 225 267.
!   Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray   24 eFlora  
  Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray   24 Fedorov, 1974 Jackson R. C. (D. n. 1960)
  Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray   24 Fedorov, 1974 Powell, Turner 1963
  Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray   24 Fedorov, 1974 Turner, Flyr 19(;6
!   Porophyllum scoparium A. Gray Porophyllum scoparium A. Gray 12   Cave1963 Powell & T. 1963