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

VII. 3. Tribe Ocimeae Dumort. (1829).

VII. 3. E. Subtribe Plectranthinae Endlicher (1838).


Shrubs,?aromatic; leaves simple, opposite, falling before flowering, inflorescence thyrsoid with cymes sessile, bracteate, ebracteolate, 1-flowered; bracts soon deciduous, not coloured, inconspicuous; bracteoles absent; calyx actinomorphic, funnel-shaped, straight, calyx teeth 5, lobes equal in flower, lanceolate; throat open, glabrous; corolla strongly two-lipped, 5-lobed (4/1), purple, posterior lip 4-lobed with median lobes ascending, lateral lobes held between the median lobes and the anterior lip, anterior lip deflexed or horizontal, slightly concave or flat; tube basally geniculate and saccate, dilating slightly distally, glabrous within; stamens 4, held just beyond throat, attached near throat; stigma with short subulate or flattened lobes; disc 4-lobed with anterior lobe larger, nutlets oblong, trigonous, apically winged.  One species, M. magenteum Hedge, endemic to Madagascar, in shade in dry woodland.


Native to:

29 Western Indian Ocean


Madlabium Hedge in Hedge, Clement, Paton & Phillipson, Flore de Madagascar et des Comores 175: 260-263 (1998).

Image resource

Royal Botanic Gardens, Kew