Shaw, N.L.; Hurd, E.G.; Stickney, P.F. 2008. Philadelphus L.: Mock orange. 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: 786-789.
Shaw, N.L.; Hurd, E.G.; Stickney, P.F. 2008. Philadelphus L.: Mock orange. 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: 786-789.