Lotus (Nelumbo nucifera): common names, parts used, traditional uses, phytochemicals, recipes, contraindications and how to tell it from the blue lotus.

Rowan (Sorbus aucuparia): traditional uses, compounds, recipes with cooked berries, contraindications and precautions with the raw berries.

Madder (Rubia tinctorum): its history as a dye plant, traditional uses, root phytochemistry and the genotoxicity warnings that accompany the plant.

Kola nut (Cola nitida): traditional uses, caffeine and other phytochemicals, preparation forms, recipes, contraindications and safety precautions explained.

Rupturewort (Herniaria glabra): traditional uses as a mild diuretic, active compounds, preparation methods, research findings and safety precautions.