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).
Woody herbs or shrubs , often scandent, with simple hairs; leaves toothed, petiolate; inflorescence terminal and/or axillary, thyrsoid, dense; bracts distinct from and much smaller than the leaves, mostly broadly ovate to oblate, often caducous; calyx 5-lobed, lobes subequal or unequal (3/2); corolla weakly 2-lipped, 4-lobed (1/3), reddish to purple to white or sometimes red, posterior lip short, emarginate, scarcely hooded; stamens not or shortly exserted, thecae confluent; stigma-lobes equal or slightly unequal; nutlets with scales in apical half, mostly with sessile glands. 2n = 28, 84, 88. Up to about 25 spp., in moist to mesic forests and by river banks, tropical Africa, Madagascar, Mascarenes, Seychelles, Comores, from Nepal and NE India to S China and Thailand, Indonesia and the Philippines .
22 West Tropical Africa23 West-Central Tropical Africa24 Northeast Tropical Africa25 East Tropical Africa26 South Tropical Africa27 Southern Africa29 Western Indian Ocean36 China40 Indian Subcontinent41 Indo-China42 Malesia
Lamprostachys Bojer ex Benth. in A.P.de Candolle, Prodr. 12: 457 (1848).
Siphotoxis Bojer ex Benth. in A.P.de Candolle, Prodr. 12: 457 (1848).
Achyrospermum Blume, Bijdr.: 840 (1826); Bruce, Bull. Misc. Inform. 1936: 47-60 (1936).
Species found in RBG Kew living collections
2007-1668 Achyrospermum laterale Baker N NHBGM WAK_S MGH 1
© Royal Botanic Gardens, Kew