CCDBAngiospermsCompositaeHeleniumHelenium mexicanum DC.

2 chromosome counts in Helenium mexicanum DC.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Helenium mexicanum DC. Helenium mexicanum DC.   26 IPCN72 GRASHOFF, J.L., M.W. BIERNER, & D.K. NORTHINGTON. 1972. Chromosome numbers in North and Central American Compositae. Brittonia 24: 379-394.
  Helenium mexicanum DC. Helenium mexicanum DC.   30 IPCN67-71 CHOUKSANOVA, N.A., L.I. SVESHNIKOVA, & T.V. ALEXANDROVA. 1968. A new evidence on chromosome numbers in species of the family Compositae Giseke. Citologija 10: 381-386.