Description:
Annual, glandular-pubescent, much-branched, often aromatic herbs, or subshrubs. Leaves opposite or verticillate, occasionally alternate below, simple, subentire to variously toothed. Flowers irregular, in lax terminal racemes or solitary-axillary, pedicellate. Pedicels uni- or bibracteolate. Calyx 5-lobed; lobes narrow, equal or subequal. Corolla tubular; tube cylindric; upper lip broad, emarginate to entire; lower lip trilobed. Stamens 4, didynamous, included; filaments slender; anther thecae stipitate, all fertile. Style usually bilobed. Capsule globose, ovoid, sometimes acuminate, valves 2, bifid or 4; usually loculicidally dehiscent. Seeds many, small, striate.
Distribution:
Species +/- 30, tropics of both Old and New World; sthn trop Afr. 1: Stemodia serrata Benth., Zambia, Mozambique.
Source:
SSTA
Classification:
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