(Lamiaceae), a new species from the southern islands of South Korea.

(Lamiaceae), a new species from the southern islands of South Korea, is described and illustrated. The new species is morphologically similar to , but is distinguished from the latter by having two types of hairs on its stems, wider leaf blades, longer corolla length, and ellipsoid nutlets with a narrowly U-shaped extended area of abscission scar. is also distinguished from the Chinese narrow endemic by having an included pistil to the corolla, smaller ellipsoid nutlets, and later flowering and fruiting season.