CCDBAngiospermsCompositaeTithoniaTithonia calva S. Bip.

5 chromosome counts in Tithonia calva S. Bip.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Tithonia calva S. Bip. Tithonia calva S. Bip. 17(1)   Asteracea Turner & F. 1966 Amer. J. Bot.
!   Tithonia calva S. Bip. Tithonia calva S. Bip. 11   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.
!   Tithonia calva S. Bip. Tithonia calva S. Bip. 17   IPCN online Keil, D. J. & T. F. Stuessy. 1975. Chromosome counts of Compositae from the United States, Mexico and Guatemala. Rhodora 77: 171–195.
!   Tithonia calva S. Bip. Tithonia calva S. Bip. 17   IPCN66 Turner & Flyr 1966
!   Tithonia calva S. Bip. Tithonia calva S. Bip.   34 Fedorov, 1974 Turner, Flyr 1966