J.Compton (A.Gray) 1998 - Compton JA, Culham A, Jury SL (1998) Reclassification of Actaea to Include Cimicifuga and Souliea (Ranunculaceae): Phylogeny Inferred from Morphology, nrDNA ITS, and cpDNA trnL-F Sequence Variation. Taxon 47(3): 593-634. doi: 10.2307/1223580.
There is no corrections for Actaea racemosa var. dissecta yet.