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Subfamily

VI. Subfam. Lamioideae Harley (2003)

Subfam. Stachyoideae (Dumort.) Luerss. (1882); Briq. in Engl. & Prantl (1895) et auct. mult., p.p., typ. incl.

Subfam. Prasioideae (Benth.) Thomé (1889)

Subfam. Pogostemonoideae P.D. Cantino, Harley & Wagstaff in Harley & Reynolds (1992).

Description

Stout perennial herbs, usually with woody rhizomes and/or tubers at root tips, with branched and/or simple hairs; leaves simple or laciniate to bipinnatisect; inflorescence thyrsoid or perhaps sometimes racemoid; bracteoles often connate at base; flowers mostly large; calyx 5-lobed, tubular-campanulate to broadly funnel-shaped, lobes equal or subequal, broad at the base and abruptly narrowed to a short spinose apex, broadly triangular, subulate or obsolete; corolla showy, strongly 2-lipped, 4-lobed (1/3), pink, yellow or white, posterior lip long, hooded, often deeply concave, bearded on margins; stamens not or only shortly exserted, posterior pair pectinate-fimbriate or with appendage near base, thecae distinct or confluent; stigma-lobes unequal; nutlets truncate or subtruncate and densely bearded at apex.  2n = 22.  Five to 60 spp., mostly dry places, temperate and subtropical areas from E Europe to Mongolia, W China and NW India.  Several authors (e.g. Adylov et al. 1986) have recently transferred Eremostachys species to Phlomoides and Paraeremostachys.

Distribution

Native to:

14 Eastern Europe
30 Siberia
32 Middle Asia
33 Caucasus
34 Western Asia
36 China
37 Mongolia
40 Indian Subcontinent

Synonyms

Clueria Raf., Fl. Tellur. 3: 87 (1837).

Paraeremostachys Adylov, Kamelin & Makhm., Novosti Sist. Vyssh. Rast. 23: 112 (1986).

Publication

Eremostachys Bunge in Ledeb., Icon. Pl. Nov. Fl. Ross. 2: 10 (1830); Popov, Nouv. Mem. Soc. Nat. Mosc. 19: 1 (1966).

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© Royal Botanic Gardens, Kew