cayenne C. annuum
crampbark Viburnum opulus (L.) (pregnancy)
goldenseal Hydrastis canadensis (L.)
cloves Eugenia caryophyllata (Thunb.)
fennel Foeniculum vulgare (Hill)
lavender Lavandula angustifolia (Mill.)
peach leaves Prunus persica (L.)
peppermint M. piperita
spearmint Mentha spicata (L.)
sweet basil Ocimum basilicum (L.)