VII. Subfam. Nepetoideae (Dumort.) Luerss. (1882).

VII. 2. Tribe Mentheae Dumort. (1827).

VII. 2. B. Subtribe Menthinae (Dumort.) Endl. (1838).


Shrub with slender stems, divaricately branched, acutely quadrangular, puberulent; leaves small, coriaceous, dark green, glabrous, gland-dotted, subentire; inflorescence of 3-6-flowered, shortly pedunculate cymes, in axils of bracts, reduced towards stem-apex; bracts leaf-like; bracteoles inconspicuous; calyx very weakly 2-lipped, 5-lobed (3/2), posterior lip slightly longer than anterior, lobes deltate-acuminate, subequal or posterior lobes shorter than anterior, ciliate, sparsely hairy within, tube cylindrical, 13-15-nerved, externally densely villous with pale blue hairs (?), mid-tube annulate within; corolla 2-lipped, 5-lobed (2/3), posterior lip 2-lobed, slightly shorter than anterior, flat, tube cylindrical, exserted from calyx, widening above, exannulate and glabrous within; stamens 2, posterior pair absent, filaments directed under posterior corolla-lip, thecae divaricate, distinct; style glabrous; stigma-lobes slightly unequal.  One species, E. rubiaceus (Benth.) Schmidt, southern Brasil: Minas Gerais.  Montane.  Only known from type collection and possibly extinct.


Native to:

84 Brazil


Eriothymus (Benth.) Schmidt, in Martius, Fl. Brasil. 8: 171, t. 32, f. 2 (1858).

Keithia sect. Eriothymus Benth. (1834).

Hedeoma sect. Eriothymus (Benth.) Briq. (1897).

Image resource

Royal Botanic Gardens, Kew