Acmella oleracea
Also known as the toothache plant, Szechuan buttons, or buzz button. Produces a low-growing mound of unusual yellow and red coned flowers with small dark leaves. Flowers look like gobstoppers! A very ornamental low-growing plant that is great as a border plant.
Chewing creates a fizzing and slightly numbing effect on the tongue. Use leaves and flowers in salads to add an unusual flavor. Known to fortify the immune system and aid in the health of your gums.