Plants with stolons and tubers as in no. 6 [Lycopus rubellus Moench]; stem shortly and densely hairy; lvs felty on both sides with slightly longer hairs on the veins, lanceolate to narrowly linear, with ascending to spreading teeth, the lower 6–12 × 1.5–3 cm, the upper somewhat smaller and distinctly narrower, 4–7 × 0.3–1 cm; base of blade concavely narrowed to a sessile base; bracts 1–2 mm; cal 2.3–3 mm, the 5 attenuate (not subulate) teeth well surpassing the nutlets; cor 4-lobed, the upper lobe deeply notched; nutlets 1–1.2 mm, with low rounded teeth on the crest and upper surface. Coastal plain from se. Va. to Fla. and Miss., and inland irregularly to Tenn. and s. Mo.