Spearmint (Mentha spicata)
Native to Europe, these mint leaves are edible and medicinal. Use mint for upset stomach and nausea. Pregnant women should avoid strong mint foods and drinks, though, as they may be harmful to the baby.
Purslane** (Portulaca oleracea)
Native to Asia, purslane makes a tasty salad green and pickle. This herb is often cultivated in India, and the fleshy stems and leaves are juicy and tasty.