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30. Stachys L., Sp. Pl. 580. 1753. L., Gen. Pl. ed. 5: 253. 1754; Benth. in DC., Prodr. 12: 456. 1848; Hook. f., Fl. Brit. Ind. 4: 675. 1885; Briquet in Engler & Prantl, Nat. Pflanzenfam. ed. 1, 4, 3A: 230. 1896; Mukerje in Rec. Bot. Surv. Ind. 14, 1: 186. 1940; Knorring in Komarov, Fl. URSS 21: 194. 1954; Hedge & Lamond in Notes Roy. Bot. Gard. Edinb. 28: 143. 1968; Bhattacharjee, Taxonomic studies in Stachys II: a new infrageneric classification of Stachys, in Notes Roy. Bot. Gard. Edinb. 38: 65-96. 1980; Rech. f., Fl. Iran. 150: 354. 1982.
I.C. Hedge
Phlomidoschema Vved.
Perennial herbs (in ours), herbaceous or suffruticose, with simple or stellate-dendroid hairs. Leaves undivided, margins entire to serrate or lobed, ovate cordate to narrow elliptic, petiolate or sessile. Verticillasters 2-20-flowered in axils of upper leaves. Bracts present, herbaceous or spiny. Flowers white to pink to purple, sometimes cleistogamous. Calyx tubular to campanulate, scarcely bilabiate or regular, 5-10-nerved; teeth 5, subequal; tube internally pilose or bearded at throat. Corolla longer than calyx, bilabiate; upper lip ± straight; tube annulate or not, exserted from calyx or not. Stamens 4, didynamous, anterior pair longer than posterior, included under upper lip of corolla or included within corolla tube; thecae bilocular, spreading, glabrous, or bearded Style with two subequal short lobes. Nutlets trigonous or scarcely so, apically obtuse or truncate.
A large almost cosmopolitan genus of about 250 species, richly developed in Europe and SW Asia.
Species not yet recorded from Pakistan Stachys arvensis L., a native of Europe and SW Asia, is now a widespread introduced plant of weedy places in many parts of the world. It is a small annual with pinkish flowers about 6 mm long.
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| 1 |
All parts of the plant with a dense stel-late - dendroid indumentum; corolla c. 6 mm long |
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6 Stachys parviflora |
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Plants with simple hairs only; corolla more than 10 mm long |
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(2) |
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| 2 (1) |
Verticillasters 2 (-6) - flowered; bracts spiny, some leaves usually lobed |
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5 Stachys tibetica |
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Verticillasters 6 - many - flowered; bracts herbaceous; leaves without lobes |
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(3) |
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| 3 (2) |
Upper lip of corolla with short hairs [plants of damp places or wet ground] |
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(4) |
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Upper lip of corolla with long soft hairs [plants of dry ground] |
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(5) |
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| 4 (3) |
All leaves petiolate, broadly ovate |
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3 Stachys sylvatica |
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Only lowermost leaves shortly petiolate, others sessile, oblong to oblong-lanceolate |
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4 Stachys palustris |
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| 5 (3) |
Leaf under surface and at least young stems white-lanate; corolla 10-12 mm long |
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1 Stachys floccosa |
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Leaf under surface and young stems not white-lanate; corolla 10-17 mm long |
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2 Stachys emodi |
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Lower Taxa
Related Synonym(s):
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