CCDBAngiospermsCompositaeHelianthellaHelianthella mexicana A. Gray

2 chromosome counts in Helianthella mexicana A. Gray:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Helianthella mexicana A. Gray Helianthella mexicana A. Gray 15II+2IIB(1)   Asteracea Pinkava & K. 1977 Amer. J. Bot.
  Helianthella mexicana A. Gray Helianthella mexicana A. Gray 15+2IIB   IPCN online Pinkava, D. J. & D. J. Keil. 1977. Chromosome counts of Compositae from the United States and Mexico. Amer. J. Bot. 64: 680–686.