Manns, Ulrika; Anderberg, Arne A. (2005). "Molecular Phylogeny of Anagallis (Primulaceae) Based on ITS, trnL-F, and ndhF Sequence Data". International Journal of Plant Sciences. 166 (6): 1019–1028. doi:10.1086/449318. S2CID83727080.
Manns, Ulrika; Anderberg, Arne A. (2005). "Molecular Phylogeny of Anagallis (Primulaceae) Based on ITS, trnL-F, and ndhF Sequence Data". International Journal of Plant Sciences. 166 (6): 1019–1028. doi:10.1086/449318. S2CID83727080.