Types of extract		Aqueous extracts		Hydro-ethanolic extracts
Chemical compounds sought		Assessment of the relative abundance of leaves	Assessment of the relative abundance of trunk bark	Assessment of the relative abundance of leaves	Assessment of the relative abundance of trunk bark
Sterols and triterpenes		−	+	−	+
Polyphenols		+	+	+	+
Flavonoids		+	+	+	+
Tannins	catechic	+	+	+	+
Tannins	gallic	+	+	+	+
Anthraquinones		+	+	+	+
Anthocyanins		+	+	+	+
Alkaloids		−	+	−	+
Saponins		+	+	+	+