PLANT PART | ||||
LEAF | STEM BARK | ROOT | ||
Tannins | − | +++ | +++ | |
Reducing sugars | ++ | +++ | +++ | |
Flavonoids | + | +++ | ++ | |
Anthraquinone glycosides | +++ | ++ | ++ | |
Alkaloids | + | ++ | +++ | |
Terpenes | + | ++ | ++ | |
Sterols | ++ | +++ | +++ | |
Saponins | ++ | + | + | |
Phenolics | + | +++ | ++ | |
Proteins | ++ | +++ | − |