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Subfamily

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

VII. 1. Tribe Elsholtzieae (Burnett) Sanders & Cantino (1984).

Description

Annual herbs, strongly aromatic; leaves toothed, conspicuously gland-dotted on abaxial surface; inflorescence raceme-like, congested to interrupted, often secund, of 2-flowered verticillasters; bracts small, sometimes the lower leaf-like; bracteoles absent; flowers small, pedicellate; calyx campanulate, lobes subequal or posterior lip shorter, with lobes shortly triangular, acute to obtuse, posterior median lobe sometimes much shorter, anterior lobes lanceolate, calyx-tube hairy in throat, becoming distinctly 2-lipped in fruit, base of tube gibbous, upper lip slightly spreading; corolla white to pinkish purple, campanulate, weakly 2-lipped, posterior lip emarginate, anterior lip with median lobe crenate, corolla-tube included in calyx or exserted, often slightly constricted near base and annulate (? or not) within; stamens 2 fertile, posterior pair erect, divergent, shorter than corolla, anterior pair staminodal, fertile thecae divaricate, connective distinct; style equalling corolla; nutlets 4, globose, reticulate-foveolate.  2n = 18.  About 22 species, open or shady, mesophytic habitats, China, SE Asia to Japan.

Distribution

Native to:

36 China
38 Eastern Asia
40 Indian Subcontinent
41 Indo-China
42 Malesia

Synonyms

Orthodon Benth. & Oliv., J. Linn. Soc., Bot. 9: 167 (1867)., (1865) non R. Br. (1819).

Publication

Mosla (Benth.) Buch.-Ham. ex Maxim., Bull. Acad. Imp. Sci. St Petersbourg, ser. 3, 20: 456 (1875).

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Image resource

Royal Botanic Gardens, Kew