Annual, biennial or perennial herbs. Leaves alternate. Inflorescence of scorpioid cymes. Flowers bisexual. Calyx 5-lobed, not or only slightly accrescent. Corolla tube short, cylindric or funnel-shaped, closed with 5 scales at the throat; lobes 5. Ovary of 4 separate lobes. Style gynobasic. Fruit of 4 nutlets; nutlets depressed, glochidiate. Worldwide: c. 75 species in temperate and warm regions, mainly Old World Rwanda: 2 taxa. |
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| Species | Content | |
| amplifolium Hochst. ex A. DC. | Description, Image | |
| lanceolatum Forssk. | Description, Image |