CCDBAngiospermsCompositaeTownsendiaTownsendia annua Beaman

7 chromosome counts in Townsendia annua Beaman:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Townsendia annua Beaman Townsendia annua Beaman 9(1)   Asteracea Ward 1984 Phytologia
  Townsendia annua Beaman Townsendia annua Beaman 9   IPCN online Ward, D. E. 1984. Chromosome counts from New Mexico and Mexico. Phytologia 56(1): 55–60.
  Townsendia annua Beaman Townsendia annua Beaman 9   IPCN online Schaack, C. G., J. D. Morefield & W. D. Windham. 1984. Chromosome Number Reports LXXXIII. Taxon 33: 351–354.
  Townsendia annua Beaman Townsendia annua Beaman 9   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.
  Townsendia annua Beaman Townsendia annua Beaman 9   IPCN66 Turner & Flyr 1966
  Townsendia annua Beaman Townsendia annua Beaman 9   IPCN73-74 CHAACK, C.G., J.T. WITHERSPOON, & T.J. WATSON. 1974. In IOPB chromosome number reports XLV. Taxon 23: 619-624.
!   Townsendia annua Beaman Townsendia annua Beaman   18 eFlora