Perennial herbs, sometimes shrubby, erect to scrambling, branched below, becoming tufted, pubescent. Leaves opposite, sessile, crenate or serrate, decreasing in size above. Flowers solitary, axillary, shortly pedicellate, ebracteolate. Calyx 4-lobed; lobes straight. Corolla subrotate, 5-lobed; limb weakly bilabiate but not separated into galea and lip. Stamens 4, didynamous; anther thecae 2, equal, parallel, mucronate. Style simple, filiform; stigma entire. Capsule ovoid. Seeds many, white, longitudinally winged.
Monotypic genus: Hedbergia abyssinica (Hochst. ex Benth.) Molau, trop. Africa; sthn trop. Afr.: Zambia, Malawi. Molau described this genus as distinct from Bartsia L. by reason of its 5-lobed, subrotate not markedly bilabiate and galeate corolla.
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