Table 1.

Measured SPF values of the plant extracts (listed in descending order) and commercial sunscreens

Extract	Measured SPF Value
Leucas zeylanica	39.8 ± 0.35
Ophiorrhiza mungos	39.2 ± 0.92
Mollugo cerviana	29.5 ± 0.30
Hibiscus furcatus	29.4 ± 0.40
Atalantia ceylanica	26.8 ± 0.16
Olax zeylanica	24.5 ± 0.47
Aporosa lindleyana	21.4 ± 0.90
Argyreia populifolia	12.5 ± 0.61
Plectranthus zeylanicus	11.5 ± 0.96
Ipomoea mauritiana	11.3 ± 0.70
Lasia spinosa	8.9 ± 0.57
SC1 (Standard reference)	10.7 ± 0.07 (labeled SPF : 30+)
SC2 ((Standard reference)	18.6 ± 0.01 (labeled SPF : 45)
Aloe vera (control)	28.86 ± 0.11