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Annual or perennial herbs or shrubs. Leaves opposite or whorled. Inflorescence a dense terminal spike. Bracts small, distinct from the leaves. Calyx ± equally 5-toothed; teeth subulate, becoming spiny in fruit. Corolla 2-lipped; upper lip 4-lobed, shorter than the lower; lower lip relatively large, boat-shaped. Stamens 4, didynamous, lying in the lower lip. Style slender, shortly 2-fid. Worldwide: 37 species in tropical and South Africa and Madagascar Rwanda: 0 taxa. |
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| Home | > | List of families | > | Lamiaceae | > | Pycnostachys |