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. 2021 Apr 7;10(4):401. doi: 10.3390/antibiotics10040401

Table 2.

Plants with antimicrobial activity.

Scientific Name (Common Name) Chemical Constituents Spectrum of Action References
Aleurites moluccanus (Candlenut) 3-acetyl aleuritolic acid, moluccanin C. albicans, S. aureus, E. faecalis [161]
Aloe barbadensis (Aloe vera) Reducing sugar, tannins, anthraquinone, glycoside, saponins, flavonoids S. aureus MRSA., K. pneumonia [162]
Azadirachta indica (Neem) Reducing sugar, tannins, glycoside, saponins, flavonoids, steroids, terpenoids S. aureus, E. coli [162]
Bergenia ciliata Tannins, terpenoids, alkaloids, flavonoids S. aureus, B. subtilis, P. vulgaris, P. aeruginosa, E. coli [163]
Buchenavia
Tomentosa (Merindiba)
Ellagic acid, gallic acid, myricetin-3-O-rhamnopyranoside, quinic acid E. coli, P. aeruginosa, S. aureus, S. epidemidis [164]
Bryophyllum pinnatum (Bryophyllum) reducing sugar, tannins, glycoside, saponins, flavonoids, steroids, terpenoids E. coli, S. aureus, P. mirabilis [162]
Cannabis sativa α-Pinene, myrcene,
linalool,
limonene,
trans-β-ocimene,
α-terpinolene,
trans-caryophyllene,
α-humulene,
caryophyllene
B. cereus, E. coli, B. subtilis, S. typhi [165]
Caryophyllus aromaticus (Clove) Essential oils (eugenol), tannins and flavonoids S. aureus, S. choleraesuis, P. aeruginosa, C. albicans, K. pneumoniae, K. pneumonia, Shigella spp., Proteus spp., P. aeruginosa [166]
Crataegus azarolus var. aronia calli (Hawthorn) Pro-anthocyanidins, flavonoid, (−)-epicatechin, procyanidin B2, chlorogenic acid and hyperoside Staphylococcus aureus, S. epidermidis, M. luteus [167]
Croton doctoris Malic acid, scopoletin, ferulic acid, ent-18-hydroxy-trachyloban-3-one, crotonin, cajucarin B A. naeslundii , L.acidophilus, S. gordonii, S. mutans, S. sanguinis, S. sobrinus, S. mitis [168]
Croton urucurana (Baillon) Borneol, bornyl acetate, 1-isopropyl-7-methyl-4-methylene-1,3,4,5,6,8-hexahydro-2H-naphthalen-4a-ol, sesquicineole g-gurjunene epoxide S. aureus, S. epidermidis, P. aeruginosa, E. coli, S. setubal, K. pneumoniae, S. cerevisiae, C. neoformans [169]
Curcuma longa (Turmeric) Carbohydrates, saponins, flavonoids, tannins S. pyogenes, S. aureus, P. aeruginosa [170]
Commiphora molmol (Myrrh) Carbohydrates, alkaloids, saponins S. pyogenes, S. aureus, P. aeruginosa [170]
Cymbopogon citratus (Lemongrass) Tannins, glycoside, saponins, flavonoids, terpenoids S. aureus MRSA., E. coli, K. pneumoniae [162]
Dodonaea viscosa (Hopbush) Terpenes, phenols, flavonoids, saponins B. cereus, E.coli, S. typhi [165]
Euphorbia helioscopia (Sun spurge) Alkaloids, tannins, flavonoids, steroids E. coli, B. subtilis, T. harzianum, S. typhi, K. pneumonia, S. aureus, B. subtilis [171]
Jasminum officinale (Jasmine) Tannins, terpenoids, alkaloids, flavonoids S. aureus, B. subtilis, P. aeruginosa, E.coli [163]
Melissa offficinalis (Lemon-balm) Essential oils (containing citral and citronellal monoterpenes), flavonoids and rosmarinic, caffeic and chlorogenic acids S. aureus, S. choleraesuis, K. pneumoniae [166]
Ocimun basilicum (Basil) Essential oils (linalool, estragol and eugenol), tannins and flavonoids P. aeruginosa [166]
Ocimum sanctum (Tulsi) Tannins, glycoside, saponins, flavonoids, steroids, terpenoids S. aureus MRSA., E. coli [166]
Orthosiphon aristatus (Blume) Diterpenoids, polymethoxylated flavonoids, caffeic acid derivatives C. albicans, S. aureus, E. faecalis, P. aeruginosa [161]
Origanum vulgare (Oregano) Reducing sugar, tannins, glycoside, saponins S. aureus MRSA., Bacillus amyloliquefaciens, B. brevis, B. subtilis, S. aureus, C. xerosis, E. coli, K. pneumoniae, P. vulgaris, M. smegmatis [162]
Pimpinella anisum
(Anise)
Carbohydrates, saponins, flavonoids E.coli, P. aeruginosa [170]
Psidium guajava (Guava) comarins, essential oils, flavonoids, triterpenes and ellagitannins S. aureus, C. albicans [166]
Punica granatum (Pomegranate) Ellagitannins and alkaloids P. aeruginosa, B. subtilis [166]
Rosmarinus officinalis (Rosemary) Flavonoids, phenolic acids (caffeic, chorogenic and rosmarinic) and essential oils (camphor and cineole) and diterpenes B. subtilis, C. albicans, S. aureus MRSA., E. coli, P. mirabilis, K. pneumoniae, P. aeruginosa [162,166]
Santalum album (Indian sandalwood) Tannins, terpenoids, alkaloids, flavonoids S. aureus, B. subtilis, P. vulgaris, E. coli [163]
Solanum nigrum (Black nightshade) alkaloids, cardiac glycosides,
flavonoids, saponins, tannins, volatile oils
B. cereus, E. coli, P. aeruginosa, S. typhi [165]
Syzygyum joabolanum (Jambolan) Flavonoids and tannins S. aureus, C. albicans, Proteus spp., K. pneumonia, Proteus spp., P. aeruginosa, E. aerogenes, S. aureus [166]
Thymus vulgaris (Thyme) Essential oils (mainly thymol and carvacrol), flavonoids, tannins and triterpenes S. aureus, C. albicans, Proteus spp., P. aeruginosa, E. coli, S. aureus MRSA., P. mirabilis, K. pneumoniae [162,166]
Vitis vinifera (Grape) Gallic acid E. coli, S.s aureus [172]
Woodfordia floribunda (Fire flame) Diethyl phthalate, thymol, woodfordin C C. albicans, S. aureus, E. faecalis [161]
Zingiber officinale (Ginger) Carbohydrates, alkaloids, steroids, saponins S. pyogenes, S. aureus, P. aeruginosa [170]