Preliminary assessment of free radical scavenging, thrombolytic and membrane stabilizing capabilities of organic fractions of Callistemon citrinus (Curtis.) skeels leaves

Table 1 Preliminary phytochemical screening of different extractives of C. citrinus leaves

Test	Crude methanol	Petroleum ether	Carbon tetrachloride	Chloroform	Aqueous
Triterpenes	++	+++	+++	+	-
Steroids	++	+++	+++	-	-
Quinones	++	-	++	++	+
Alkaloids	++	-	++	+++	+

+++ indicates abundant, ++ indicates moderately present, + indicates trace; − indicates absent