VII. Subfam. Nepetoideae (Dumort.) Luerss. (1882).
VII. 2. Tribe Mentheae Dumort. (1827).
VII. 2. B. Subtribe Menthinae (Dumort.) Endl. (1838).
Low shrubs or subshrubs, aromatic, conspicuously glandular and setose; leaves opposite, subsessile, ovate to elliptical, entire or few-toothed, usually revolute; inflorescence a terminal thyrse or raceme; calyx zygomorphic, not accrescent, campanulate, 13-nerved, glandular-punctate, 5-lobed (3/2), setose, posterior lobes triangular, largely fused to form a shallowly lobed lip, anterior lobes subulate, slightly upcurved, free above tube, throat hairy; corolla purplish, 2-lipped (1/3), posterior lip entire, anterior lip with median lobe notched, tube straight; stamens 2 fertile (posterior pair reduced to staminodes), included to slightly exserted, filaments glabrous, thecae nearly parallel, asymmetrical (one theca attached higher than other), separate at dehiscence; stigma-lobes unequal; disc symmetrical; nutlets subglobose, smooth, glabrous. 2n = 18. One species, Stachydeoma graveolens (A. Gray) Small, Florida. Differs from Hedeoma in chromosome number and asymmetrical anthers.
Native to:78 Southeastern U.S.A.
Stachydeoma Small, Fl. S. E. United States 1040, 1337 (1903).
© Royal Botanic Gardens, Kew