Shaw, N.L.; Pendleton, R.L.; Hurd, E.G. 2008. Zuckia brandegei (Gray) Welsh & Stutt ex Welsh: Siltbush. In: Bonner, F.T.; Karrfalt, R.P., eds. The Woody Plant Seed Manual. Agric. Handbook No. 727. Washington, DC. U.S. Department of Agriculture, Forest Service. p. 1185-1189.