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Preliminary phytochemical screening of the methanolic crude extracts of P. crispa and P. undulata.
| Secondry metabolites | P. crispa | P. undulata |
|---|---|---|
| Alkaloids | − | − |
| Anthraquinones | − | − |
| Comarins | + ++ | + + |
| Flavonoids | − | − |
| Saponins | ++ | + ++ |
| Sterols | ++ | + ++ |
| Tannins | + + | + ++ |
| Triterpenes | ++ | + ++ |
+Trace, ++Moderate, +++High, −Absent.
