Zobacz także:
common St John's wort, tutsan, Hypericum androsaemum •
great St John's wort, Hypericum ascyron, Hypericum pyramidatum •
creeping St John's wort, Hypericum calycinum •
shrubby St John's wort, Hypericum prolificum, Hypericum spathulatum •
marsh St-John's wort, Hypericum virginianum •
Guttiferae, family Guttiferae, Clusiaceae, family Clusiaceae, St John's wort family
