Chemical Composition and Antimicrobial Activity of Two Sri Lankan Lichens, Parmotrema rampoddense, and Parmotrema tinctorum against Methicillin-Sensitive and Methicillin-Resistant Staphylococcus aureus

Figure 5

Compounds present in P. tinctorum. (a) 1,4-Benzenediol,2,6-dimethyl. (b) Benzoic acid, 2,4-dihydroxy-3,6-dimethyl-, methyl ester (atraric acid). (c) Benzaldehyde,2,4-dihydroxy-6-methyl (O-orsellinaldehyde). (d) 3,5-dihydroxytoluene (orcinol). (e) 9-octadecanoic acid, methyl ester.

(a)

(b)

(c)

(d)

(e)