Table 2.

Antioxidant potentials of pteridophytes

No.	Plant name	Family name	Methods used	Source(s)
1	Polystichum semifertile	Dryopteridaceae	Xanthine oxidase, lipoxygenase activity, and ABTS•+ assay	Chen et al., 2005a
2	Nothoperanema hendersonii	Dryopteridaceae
3	Braomea insignis	Blechnaceae
4	Blechnum orientale	Blechnaceae	DPPH assay	Lai et al., 2010
5	Selaginella sp. (n=3)	Selaginellaceae	In vitro lipid peroxidation, hydroxyl radical scavenging activity	Gayathri et al., 2005
6	Polypodium leucotomus	Polypodiaceae	H2O2 and FRAP assays	Garcia et al., 2006; Gombau et al., 2006
7	Equesitum sp. (n=5)	Equisetaceae	Total antioxidant capacity	Milovanovic et al., 2007
8	Abacopteris penangiana	Thelypteridaceae	Trolox equivalent antioxidant capacity (TEAC) assay	Zhao et al., 2007
9	Marsilea quadrifolia	Marsileaceae	DPPH assay	Ripa et al., 2009
10	Cheilanthes anceps	Sinopteridaceae	DPPH assay	Chowdhary et al., 2010
11	Pteris ensiformis	Pteridaceae	DPPH and TEAC assays	Chen et al., 2007; Wei et al., 2007
12	Pteris multifida	Pteridaceae	DPPH, superoxide scavenging activity	Shyur et al., 2005; Wang et al., 2009a
13	Pteris tripartita	Pteridaceae	DPPH, metal chelating activity, phosphomolydenum assay	Baskaran and Jeyachandran, 2010
14	Dicranopteris linearis	Gleicheniaceae	DPPH assay	Milan et al., 2013
15	Selaginella labordei	Selaginellaceae	In vitro xanthine oxidase inhibition	Tan et al., 2009
16	Diplazium polypodioides	Athyriaceae	DPPH assay	Kshirsagar and Upadhyay, 2009
17	Pteris vittata	Pteridaceae	DPPH and ferric reducing power assays	Lai and Lim, 2011
18	Adiantum radianum	Pteridaceae
19	Acrostichum aureum	Pteridaceae
20	Cyathea latebrosa	Cyatheaceae
21	Cibotium barometz	Dicksoniaceae
22	Drynaria quercifolia	Polypodiaceae
23	Blechnum orientale	Blechnaceae
24	Diplazium esculentum	Athyriaceae
25	Nephrolepis biserrata	Nephrolepidaceae
26	Dicranopteris linearis	Gleicheniaceae
27	Dicksonia sellowiana	Dicksoniaceae	In vitro and in vivo antioxidant assays	Bora et al., 2005; Rattmann et al., 2011; Oliveira et al., 2016
28	Microgramma vacciniifolia	Polypodiaceae	In vitro DPPH assay	Peres et al., 2009
29	Polypodium leucotomos	Polypodiaceae	In vitro H2O2 assay	Gombau et al., 2006
30	Davallia mariesii	Davalliaceae	In vitro DPPH, ABTS•+, and total antioxidant assays	Shin, 2010; Delong et al., 2011
31	Cyrtomium fortunei	Dryopteridaceae
32	Dryopteris crassirhizoma	Dryopteridaceae
33	Dryopteris nipponensis	Dryopteridaceae
34	Polystichum lepidocaulon	Dryopteridaceae
35	Polystichum polyblepharum	Dryopteridaceae
36	Dicranopteris pedata	Gleicheniaceae
37	Osmunda cinnamomea var. fokiensis	Osmundaceae
38	Osmunda japonica	Osmundaceae
39	Adiantum pedatum	Pteridaceae	In vitro DPPH, ABTS•+, and total antioxidant assays	Shin, 2010; Delong et al., 2011
40	Pyrrosia lingua	Polypodiaceae
41	Lygodium japonicum	Lygodiaceae
42	Thelypteris acuminate	Thelypteridaceae
43	Athrium niponicum	Athyriaceae
44	Onoclea sensibilis var. interrupta	Onocleaceae
45	Matteuccia struthiopteris	Onocleaceae
46	Aleuritopteris flava	Pteridaceae	DPPH, ABTS•+, ferric reducing power, and metal chelating assays	Gupta et al., 2014
47	Pteris scabristipes	Pteridaceae
48	Adiantum edgeworthii	Pteridaceae
49	Lindsaea odorata	Dennstaedtiaceae
50	Microlepia rhomboidea	Dennstaedtiaceae
51	Microlepia hallbergii	Dennstaedtiaceae
52	Asplenium khasianum	Aspleniaceae
53	Diplazium esculentum	Athyriaceae
54	Athyrium filix-femina	Athyriaceae	Oxygen radical absorbance capacity	Soare et al., 2012a
55	Dryopteris affinis	Dryopteridaceae
56	Dryopteris filix-mas	Dryopteridaceae
57	Dryopteris cochleata	Dryopteridaceae	DPPH, ABTS•+, superoxide, nitric oxide, hydroxide, reducing power, ferrous chelating, and lipid peroxidation assays	Kathirvel et al., 2014