BECIUM Lindl.
Herbs or soft small shrubs. Leaves opposite, simple, petiolate. Inflorescence a terminal spike-like raceme. Flowers in 6-flowered whorls, bracts much smaller than the leaves. Calyx 2-lipped, 5-toothed, tube short, upper tooth much larger than the rest, broadly ovate to subrotund, 2 lateral teeth small, subulate, 2 lower teeth fused, forming an oblong emarginate or 2-toothed lip. Corolla 2-lipped, mauve to whitish, upper lip 4-lobed with ± equal lobes, lower lip spreading, concave. Stamens 4, shortly exserted. Style exserted, 2-lobed.The definition of this genus is not clear to us after the merging with Becium. This description is therefore provisional Worldwide: 150 species in warm temperate and tropical regions, especially Africa Rwanda: 6 taxa. |
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| Species | Content | |
| americanum L. | Description, Image | |
| americanum / africanum [Agg] | Description, Image | |
| gratissimum L. [Agg] | ||
| gratissimum L. subsp. gratissimum var. gratissimum | Description, Image | |
| lamiifolium Benth. | Image | |
| obovatum Benth. subsp. obovatum var. obovatum | Description, Image |