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Pakistan | Family List | Malvaceae | Hibiscus

Hibiscus trionum Linn., Sp. Pl. 697. 1753. Mast. in Hook. f., l.c. 334; Stewart in Nasir & Ali, l.c. 480.

  • Hibiscus africanus Mill.
  • Hibiscus dissectus Wall.
  • Hibiscus hispidus Mill.
  • Hibiscus vesicarius Cav.

    Annual, usually erect or somewhat spreading or straggling, hispid, 25-60 cm tall herb. Leaves 2-7 cm long 3-5-partite, central lobe longest, each lobe toothed to pinnately partite, lower leaves sometimes not lobed, nearly glabrous or sparsely stiff hairy, more so beneath; stipules 2-7 mm long, c. 1 mm broad, linear, stiff hairy, more so beneath; petiole 1.5-c. 4 cm long, minutely stellate pubescent and sparsely mixed with spreading stellate hairs. Flowers axillary, solitary; pedicel 2-4.5 cm long, stiff hairy, more so above, articulate near the top. Epicalyx segments 7-12, 5-15 cm long, linear, margin with long simple, spreading, very stiff hairs, tubercled at base. Calyx twice the length of epicalyx, fused above the middle, with green-purplish raised veins, stellate pubescent, spreading and stiff hairy on nerves, very much inflated and enclosing the fruit; lobes deltoid, acuminate, c. 1 cm broad, minutely stellate and long, simple appressed hairy within towards the margin. Corolla white-pale yellow with a purple mouth, 1.5-3 cm across; petals 1-2 cm long, 0.7-1.5 cm broad, glabrous. Staminal column 3-4 mm long, purplish; filaments c. 2 mm long, purplish; anthers yellow. Capsule 1-1.5 cm long, 0.6-1.2 cm broad, oblong, obtuse, black, very hispid. Seeds many, c. 2 mm long and broad, black tuberculate.

    Type: Herb line. n. 875.39 (LINN!).

    Distribution: Common in hotter parts of the Old World from Southern Europe to S. Africa, Madagascar, Asia and Australia, naturalized in America. It is common in Northern region of Pakistan.


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