CCDBAngiospermsCompositaeChrysolaenaVernonia cognata Less.

2 chromosome counts in Vernonia cognata Less.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Vernonia cognata Less. Chrysolaena platensis (Spreng.) H. Rob. ca 34+2-3B,34,ca 17,ca 33   IPCN online Jones, A. G. 1979. A study of wild leek, and the recognition of Allium burdickii (Liliaceae). Syst. Bot. 4: 29–43.
  Vernonia cognata Less. Chrysolaena platensis (Spreng.) H. Rob. "26-27"   IPCN67-71 COLEMAN, R. 1968. Chromosome numbers in some Brazilian Compositae. Rhodora 70: 228-240.