Perennial herbs. Leaves alternate, sheathing at the base. Flowers in axillary, sessile, contracted cymes perforating the leaf-sheaths, actinomorphic to slightly zygomorphic, bisexual. Sepals 3, free or fused basally. Corolla 3-lobed, tubular in the basal part. Stamens 6. Filaments bearded. Ovary 3-locular. Derivation of name: Coleotrype: sheath-borer, referring to the inflorescence piercing through the leaf-sheath. Worldwide: 9 species, in Africa and Madagascar. Zimbabwe: 1 taxon. |
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