Table 2.

Table summarizing different studies reporting antimicrobial activity of plant-based silver nanoparticles (AgNPs).

Plants name	Plants parts	Size (nm)	Shapes	Bacterial strain	Antibacterial potency	References
Justicia Adhatoda L.	Leaves	5–50 nm	Spherical	P. aeruginosa	Inhibition the growth of bacteria	(Bose and Chatterjee, 2015)
Carica papaya L.	Fruit and leaves	25–50 nm	Cubic	E. coli and P. aeruginosa	Inhibition the growth of bacteria and disrupting the membrane	(Jain et al., 2009)
Artemisia nilagirica	Leaves	70–90 nm	Square/spherical/hexagonal	S. aureus, B. subtills, E. coli	Inhibition of the growth of bacteria and degradation of the membrane	(Vijayakumar et al., 2013)
Trianthema decandra	Roots	15 nm	Cubic	P. aeruginosa and E. coli	Clear inhibition zone and membrane disrupting	(Geethalakshmi and Sarada, 2010)
Emblica officinalis	Fruit	15 nm	Spherical	Staphylococcus, B. subtilis, E. coli, K. pneumonia	Disrupting cell membrane, permeability, and respiration function of the cell. Also, penetrate the bacteria and cause cell death.	(Ramesh et al., 2015)
Crataegus douglasii	Fruit	29.28 nm	Spherical	S. aureus and E. coli	Produce a clear zone of inhibition in bacteria	(Ghaffari-Moghaddam and Hadi-Dabanlou, 2014)
Cleome viscosa .	Fruit	20–50 nm	Spherical and irregular	S. aureus, B. subtilis, E. coli, K. pneumonia	Produce a clear zone of inhibition in bacteria	(Lakshmanan et al., 2018)
Prosopis farcta	Leaves	10.8 nm	Spherical	S. aureus, B. subtilis, E. coli, P. aeruginosa.	Produce a clear zone of inhibition in bacteria	(Miri et al., 2015)
Petroselinum crispum	Leaves	25–30 nm	Spherical	S. aureus, E. coli, K. pneumonia.	Prevent the growth of bacteria	(Roy et al., 2015)
Psidium guajava	Leaves	25–35 nm	Spherical	A. faecalis and E. coli	Inhibit the growth of bacteria	(Wang et al., 2018)
Moringa olefira	Leaves	9–11 nm	Spherical	E. faecalis, E. coli. S. aureus, P. aeruginosa, and K. pneumoniae.	Reduce the growth of bacteria	(Moodley et al., 2018)
Ceropegia thwaitesii	Leaves	100 nm	Spherical	S. typhia and B. subtilis	Inhibit the growth of bacteria	(Muthukrishnan et al., 2015)
Holoptelea integrifolia	Leaves	32–38 nm	Cubic	E. coli and S. typhimurium	Inhibit the growth of bacteria	(Kumar et al., 2019)
Curcuma longa L	Leaves	15–40 nm	Spherical	P. aeruginosa, E. coli, and S. aureus	Reduce the growth and also kill the bacteria	(Maghimaa and Alharbi, 2020)
Aegle marmelos	Fruit	159–181 nm	Cubic	P. aeruginosa, B. cereus, and S. dysenteries	Inhibit the growth of bacteria	(Devi et al., 2020)
Terminalia bellerica	Fruit	10 nm	Spherical	K. pneumoniae and P. aeruginosa	Inhibit the growth of bacteria	(Andra et al., 2019)
Artemisia marschalliana	Stem, fruit, leaves	5–50 nm	Spherical	B. cereus, A. baumannii, P. aeruginosa and S. aureus	Inhibit the growth of bacteria	(Salehi et al., 2016)
Borago officinalis	Leaves	30–80 nm	Spherical	S. aureus, v. parahaemolyticus, P. aeruginosa, and E. coli	A clear zone of inhibition and led bacteria to death	(Singh et al., 2017a)
Solanum trilobatum	Fruit	12.50–41.90 nm	Spherical	E. faecalis, K. pneumoniae, S. mutans, and E. coli	Inhibit the growth of bacteria	(Ramar et al., 2015)
Ocimum basilicum	Leaves	3–25 nm	Spherical	S. aureus, P. aeruginosa, and E. coli.	Produce a clear zone of inhibition against bacteria	(Malapermal et al., 2017)
Pimpinella anisum	Seed	3–16 nm	Spherical	S. pyogenes, A baumannii, K. pneumoniae, S typhi, and p. aeruginosa.	Inhibit the growth of bacteria and disrupting their membrane	(AlSalhi et al., 2016)
Handelia trichophylla	Aqueous extract	20–50 nm	Spherical	E. coli, P. aeruginosa, S. aureus and B. subtilis.	Prevent the growth of bacteria	(Yazdi et al., 2019)
Terminalia arjuna	Bark extract	30–50 nm	Spherical	E. coli	Produce a clear zone of inhibition against bacteria	(Ahmed et al., 2017)
Morinda citrifolia	Leaves	10–60 nm	Cubic	E. aerogenes, E. coli, B. subtilis, K. pneumoniae, B. cereus and P. aeruginosa.	Inhibitory action against bacteria	(Sathishkumar et al., 2012)
Salvia splendens	Aqueous extract	15–20 nm	Cubic	P. vulgaris, B. subtills and S. aureus.	Inhibit the growth of bacteria	(Rajendran and Prabha, 2015)
Allium cepa	Whole plant	10–23 nm	Spherical	P. aeruginosa, B. subtilis,	produce a clear zone of inhibition against bacteria	(Gomaa, 2017a)
Grewia flaviscences	Leaves	50–70 nm	Spherical	P. aeruginosa and Bacillus	Attach to the cell membrane of bacteria and disrupt membrane	(Sana et al., 2015)
Cannabis sativa	Leaves	26.52 nm	Spherical	S. aureus, M. luteus, B. subtilis, K. pneumoniae, E. coli	Integrate the cell membrane of bacteria	(Chouhan and Guleria, 2020)
Nigella sativa	Seed	34 nm	Cubic	S. aureus, E. coli, L. monocytogenes, P. aeruginosa	produce a clear zone of inhibition against bacteria	(Vijayakumar et al., 2020)
Lysiloma acapulcensis	Aqueous extract	5 nm	Spherical	S. aureus, E. coli, P. aeruginosa.	produce a clear zone of inhibition against bacteria	(Diana et al., 2020)
Tribulus Terrestris	Fruit	16–28 nm	Spherical	P. aeruginosa, S. aureus, E. coli and B. subtilis,	Inhibition the growth of bacteria and disrupting the membrane	(Gopinath et al., 2012a)