Skip to main content

Table 1 Qualitative phytochemical analysis of different methanol extracts on different species of Swertia

From: Phytochemical investigation of crude methanol extracts of different species of Swertia from Nepal

Plant extracts Alkaloids Resins Phenols Flavonoids Glycosides Diterpenes Tannins Phytosterol
Mayer’s test Acetone water test Ferric chloride test Alkaline reagent test Modified Brontrager’s test Copper acetate test Gelatin test Salkowski’s test
SCH-MET +++ ++ +++ +++ ++ ++ + ++
SCH-AQ + + + +
SAG-MET +++ + ++ ++ + ++ ++ +
SAG-AQ + ++ ++ + + +
SPA-MET ++ ++ ++ +++ ++ ++ ++
SPA-AQ + + + + + +
SRA-MET +++ ++ ++ + + + ++
SRA-AQ ++ +
SNE-MWT ++ ++ ++ + ++ ++
SNE-AQ + + +
SCI-MET +++ ++ + ++ ++
SCI-AQ + +
SDI-MET +++ + +++ ++ +++ ++ + ++
SDI-AQ ++ + + + +
  1. +++ Highly Positive; ++ Moderately Positive; + Positive; Negative or Not Detectable; MET Methanol; SCH Swertia chirayita; SAG Swertia angustifolia; SPA Swertia paniculata; SRA Swertia racemosa; SNE Swertia nervosa;  SCI Swertia ciliata; SDI Swertia dilatata