Table 1.

Preliminary phytochemical screening of dried leaves and stem barks of K. africana (KA) and S. hispidus (SH).

Plant material/part	Secondary metabolites
	Alkaloids	Saponins	Flavonoids	Steroids	Carbohydrates	Sapogenetic glycosides	Tannins (% w/w)
KA leaf	−	+	+	+	+	+	0.95
KA stem bark	−	+	−	+	+	+	1.58
SH leaf	+	+	+	+	+	+	1.32
SH root	+	+	−	+	+	+	1.22

+: presence of secondary metabolite; −: absence of secondary metabolites.