[1] USDA, Agricultural Research Service, National Plant Germplasm System. 2018. Germplasm Resources Information Network (GRIN-Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?415615. Accessed: 28 July 2018.
[2] Les, D. (2018). Aquatic Dicotyledons of North America. Boca Raton: CRC Press.
[3] Alam, M. N., M. R. Islam, M. S. Biozid, M. I. A. Chowdury, M. M. U. Mazumdar, M. A. Islam & Z. Bin Anwar. 2016. Effects of methanolic extract of Nymphaea capensis leaves on the sedation of mice and cytotoxicity of brine shrimp. Adv. Biol. Res. 10: 19.
[4] Orban, I. & J. Bouharmont. 1995. Reproductive biology of Nymphaea capensis Thunb. var. zanzibariensis (Casp.) Verdc. (Nymphaeaceae). Bot. J. Linn. Soc. 119: 3543.
[5] Alam MN1, Hossain MM1, Rahman MM1, Subhan N1, Mamun MAA1, Ulla A1, Reza HM1, Alam MA1. Astaxanthin Prevented Oxidative Stress in Heart and Kidneys of Isoproterenol-Administered Aged Rats. J Diet Suppl. 2018 Jan 2;15(1):42–54. doi: 10.1080/19390211.2017.1321078. Epub 2017 May 10.
[6] Dasgupta N, Bratati D: Antioxidant activity of some leafy vegetables of India: a comparative study. Food Chem 2006, 10:417–474.
[7] Muhammad Moin Uddin Mazumdar, Md. Ariful Islam, Mohammad Tanvir Hosen, Mohammad Shahin Alam, Mohammad Nazmul Alam, Md. Faruk, Md. Mominur Rahman, Mohammed Abu Sayeed, Md. Masudur Rahman, Shaikh Bokhtear Uddin. (2017) Estimation of in vivo neuropharmacological and in vitro antioxidant effects of Tetracera sarmentosa, Cogent Biology, 3:1, DOI: 10.1080/23312025.2017.1300990
[8] Nunes PX, Silva SF, Guedes RJ, Almeida S: Biological oxidations and antioxidant activity of natural products. In Phytochemicals as Nutraceuticals - Global Approaches to Their Role in Nutrition and Health. Edited by Rao V. Croatia: Tech publisher; 2012:1–20.
[9] Cragg GM, Newman DJ: Antineoplastic agents from natural sources: achievements and future directions. Expert Opin Investig Drugs 2000, 9:1–15.
[10] Brand-Williams, W., Cuvelier, M. E., & Berset, C. (1995). Use of a free radical method to evaluate antioxidant activity. LWT - Food Science and Technology., 28, 25–30.
[11] Oyaizu, M. (1986). Studies on product of browning reaction prepared from glucose amine. The Japanese Journal of Nutrition and Dietetics, 44, 307–315.
[12] Slinkard, K., & Singleton, V. L. (1977). Total phenol analyses: Automation and comparison with manual methods. American Journal of Enology and Viticulture, 28, 49–55.
[13] Zhishen, J., Mengcheng, T., & Jianming, W. (1999). The determination of flavonoid contents in mulberry and their scavenging effects on superoxide radicals. Food Chemistry, 64, 555–559.
[14] Islam MR, Parvin MS, Islam ME. Antioxidant and hepatoprotective activity of an ethanol extract of Syzygium jambos (L.) leaves. Drug Discoveries & Therapeutics. 2012; 6(4):205–211.
[15] Sagar B. Kedare & R. P. Singh. Genesis and development of DPPH method of antioxidant assay. J Food Sci Technol (July–August 2011) 48(4):412–422.
[16] Singh S, Singh RP (2008) In vitro methods of assay of antioxidants: An overview. Food Rev Int 24(4):392–415.
[17] Cui K, Luo X, Murthy MRV (2004) Role of oxidative stress in neurodegeneration: recent developments in assay methods for oxidative stress and nutraceutical antioxidants. Prog Neuropsychopharmacol Biol Psych 28:771–799.
[18] Halliwell B (1996) Oxidative stress, nutrition and health. Experimental strategies for optimization of nutritional antioxidant intake in humans. Free Rad Res 25(1):57–74.
[19] Pisoschi AM, Negulescu GP (2011) Methods for Total Antioxidant Activity Determination: A Review. Biochem & Anal Biochem 1:106. doi:10.4172/2161–1009.1000106
[20] Nićiforović N1, Polak T2, Makuc D3, Poklar Ulrih N4, Abramovič H5. A Kinetic Approach in the Evaluation of Radical-Scavenging Efficiency of Sinapic Acid and Its Derivatives. Molecules. 2017 Feb 28;22(3). pii: E375. doi: 10.3390/molecules22030375.
[21] Barreira JCM, Ferreira ICFR, Oliveira MBPP, Pereira JA: Antioxidant activities of the extracts from chestnut flower, leaf, skins and fruit. Food Chem 2008, 107:1106–1113.
[22] S. M. Nabavi, M. A. Ebrahimzadeh, S. F. Nabavi, M. Fazelian, B. Eslami, In vitro antioxidant and free radical scavenging activity of Diospyros lotus and Pyrus boissieriana growing in Iran, Pharmacognosy Mag. 4 (18)(2009) 123–127.
[23] S. Meir, J. Kanner, B. Akiri, S. P. Hadar, Determination and involvement of aqueous reducing compounds in oxidative systems of various senescing leaves, J. Agric. Food Chem. 43 (1995) 1813–1817
[24] Harborne JB, Herbert H. Phytochemical dictionary: a handbook of bioactive compounds from plants. London: Taylor and Francis; 1993.