CCDBAngiospermsCompositaeRatibidaRatibida columnifera f. pulcherrima (DC.) Fernald

2 chromosome counts in Ratibida columnifera f. pulcherrima (DC.) Fernald:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Ratibida columnifera f. pulcherrima (DC.) Fernald Ratibida columnifera f. pulcherrima (DC.) Fernald 17-19   IPCN72 SOLBRIG, O.T., D.W. KYHOS, M. POWELL, & P.H. RAVEN. 1972. Chromosome numbers in Compositae VIII: Heliantheae. Amer. J. Bot. 59: 869-878.
!   Ratibida columnifera f. pulcherrima (DC.) Fernald Ratibida columnifera f. pulcherrima (DC.) Fernald 14   IPCN67-71 RICHARDS, E.L. 1968. A monograph of the genus Ratibida. Rhodora 70: 348-393.