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Subfamily

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

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

VII. 2. C. Subtribe Nepetinae Coss. & Germ. (1845).

Description

Perennial herbs, aromatic; flowering stems erect or ascending, densely leafy above and bare below with small scale-leaves and long rhizomes; leaves simple, sessile or subsessile, densely imbricate, ± orbicular to reniform; inflorescence thyrsoid, terminal, cymes few-flowered, sessile, partially obscured in axils of upper bracts; bracts leaf-like; bracteoles entire, linear, shorter than calyces; flower resupinate or not; calyx tubular or campanulate, curved or ± straight, indistinctly 2-lipped, 5-lobed (3/2), lobes ovate to linear, posterior lobes longer, calyx-tube annulate or glabrous within; corolla strongly 2-lipped, 5-lobed (2/3), white or purplish, posterior lip short, straight, bifid, anterior lip with median lobe oblong or orbicular, lateral lobes oblong-ovate, tube gradually dilated towards apex, exserted; stamens included or exserted, filaments parallel, thecae parallel or divergent at 90°; stigma-lobes subequal; nutlets oblong, smooth, glabrous.  Four or five species.  High alpine screes of the Himalaya and China.

Distribution

Native to:

36 China
40 Indian Subcontinent

Synonyms

Phyllophyton Kudô, Mem. Fac. Sci. Taihoku Imp. Univ. 2: 225 (1929).

Pseudolophanthus Levin, Trudy Bot. Inst. Akad. Nauk S.S.S.R., Ser. 1, Fl. Sist. Vyssh. Rast. 5: 294 (1941).

Publication

Marmoritis Benth., Hooker's Bot. Misc. 3: 377 (1833); Budantsev, Bot. Zhurn. 77, 12: 118-128 (1992), rev.

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Image resource

© Royal Botanic Gardens, Kew