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Leistner, O.A. (ed.) (2000) Seed plants of southern Africa: families and genera Strelitzia 10
Perennial herbs, acaulescent, unbranched or with subterranean branches. Leaves in rosettes, entire to pinnately lobed, sometimes spinescent, pustulate on the upper surface, tomentose beneath. Capitula discoid; crowded in large sessile secondary heads in the centre of leaf rosette, each capitulum few-flowered. Involucre subglobose; phyllaries in few to many rows, stiff and pungent or herbaceous and woolly. Receptacle flat, paleate. Florets with purple corolla; tube widened above, glandular-hairy with 5 lobes. Pappus of scales in 1 or 2 rows. Worldwide: 3 species endemic to southern Africa. Botswana: 0 taxa. |
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