ニガキ科
↑ Clayton, Joshua W.; Edwino S. Fernando, Pamela S. Soltis, and Douglas E. Soltis (2007). “Molecular phylogeny of the tree-of-heaven family (Simaroubaceae) based on chloroplast and nuclear markers”. International Journal of Plant Sciences 168 (9): 1325–1339.
↑ “Simaroubaceae in Angiosperm phylogeny website”. Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 9, June 2008 [and more or less continuously updated since].. 2012年1月30日閲覧。