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FOC | Family List | FOC Vol. 18 | Scrophulariaceae

42. Alectra Thunberg, Nov. Gen. Pl. 81. 1781.

黑蒴属 hei shuo shu

Melasma P. J. Bergius.

Herbs, erect, rigid, blackened when dry, scabrous. Leaves opposite or sometimes apically alternate; leaf blade margin entire or serrate, veins 3. Flowers in bracteate terminal spikes or racemes. Bracteoles 2, opposite. Calyx campanulate; lobes 5, valvate. Corolla subcampanulate; lobes 5, wide, spreading flat, imbricate; lower lobe outer in bud. Stamens 4, didynamous; anther locules parallel, distinct, bases mucronate. Style long, bent; stigma elongated, ligulate. Capsule subglobose, included, loculicidal; valves entire or 2-parted. Seeds numerous, minute.

About 30 species: tropical Africa, America, and Asia; one species in China.

Lower Taxon


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