Agrawal, Anurag A.; Johnson, Mark T.J.; Hastings, Amy P.; Maron, John L. (2013). "A Field Experiment Demonstrating Plant Life-History Evolution and Its Eco-Evolutionary Feedback to Seed Predator Populations". The American Naturalist. 181: S35-45. doi:10.1086/666727. hdl:1813/66733. PMID23598358. S2CID15852492.
Hudson, B. (1984). "Evening primrose (Oenothera spp.) oil and seed". Journal of the American Oil Chemists' Society. 61 (3): 540–543. doi:10.1007/bf02677026. S2CID85005706.
Ghasemnezhad, A.; Honermeier, B. (2008). "Yield, oil constituents, and protein content of evening primrose (Oenothera biennis L.) seeds depending on harvest time, harvest method and nitrogen application". Industrial Crops and Products. 28 (1): 17–23. doi:10.1016/j.indcrop.2007.12.006.
Ghasemnezhad, A.; Honermeier, B. (2007). "Seed yield, oil content and fatty acid composition of Oenothera biennis L. affected by harvest date and harvest method". Industrial Crops and Products. 25 (3): 274–281. doi:10.1016/j.indcrop.2006.12.005.
Agrawal, Anurag A.; Johnson, Mark T.J.; Hastings, Amy P.; Maron, John L. (2013). "A Field Experiment Demonstrating Plant Life-History Evolution and Its Eco-Evolutionary Feedback to Seed Predator Populations". The American Naturalist. 181: S35-45. doi:10.1086/666727. hdl:1813/66733. PMID23598358. S2CID15852492.
Agrawal, Anurag A.; Johnson, Mark T.J.; Hastings, Amy P.; Maron, John L. (2013). "A Field Experiment Demonstrating Plant Life-History Evolution and Its Eco-Evolutionary Feedback to Seed Predator Populations". The American Naturalist. 181: S35-45. doi:10.1086/666727. hdl:1813/66733. PMID23598358. S2CID15852492.
"Evening primrose oil". National Center for Complementary and Integrative Health, US National Institutes of Health. 1 August 2020. Retrieved 3 August 2022.
Agrawal, Anurag A.; Johnson, Mark T.J.; Hastings, Amy P.; Maron, John L. (2013). "A Field Experiment Demonstrating Plant Life-History Evolution and Its Eco-Evolutionary Feedback to Seed Predator Populations". The American Naturalist. 181: S35-45. doi:10.1086/666727. hdl:1813/66733. PMID23598358. S2CID15852492.
Hudson, B. (1984). "Evening primrose (Oenothera spp.) oil and seed". Journal of the American Oil Chemists' Society. 61 (3): 540–543. doi:10.1007/bf02677026. S2CID85005706.