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Pakistan | Family List | Sterculiaceae | Pterospermum

Pterospermum acerifolium (Linn.) Willd., Sp.Pl. 3:729. 1801. Masters in Hook.f.,l.c.368; Brandis, Ind. Tr. 91.1906; Talbot, For.Fl.Bomb. Pres. & Sind 1:149.1911; Bailey, l.c. 2855; Parker, For.Fl.Punj.ed.3.45.1956; Cowen,Fl.Tr.& Shrubs Ind.81.1969; Kochummen, l.c. 368.;S.Abedin in Pak. J.Bct.6 (1) :35.1974.

Vern.: Kanack Champa, Moo Chkund.

  • Pentapetes acerifolia Linn.

    A large tree, up to 30 m tall, with grey bark and rusty pubescent young parts. Leaves oblong, broadly obovate to ovate, orbicular or rectangular, 10-40 cm long, 8-35 cm broad, cordate, often peltate, margin wavy to distantly coarse toothed or irregularly lobed; silvery to rusty pubescent beneath, glabrescent and dark green above; petiole 5-15 cm long, densely tomentose at the base; stipules pinnatifid, caducous. Flowers mostly solitary, 10-15 cm long and across, white, fragrant; pedicel c. 2 cm long; bracts laciniate. Sepals linear-lanceolate, united at the base into short tube, 8-12 cm long, c. 1 cm broad, obtuse, rusty pubescent outside, thick, reflexed, deciduous. Petals linear-oblong or obovate, 6-12 cm long, c. 1 cm broad, reflexed, obtuse. Fertile stamens 5-9 cm long, staminodes equalling the petals; anthers 1-1.5 cm long. Carpels 5; ovary oblong, pentagonal, 5-loculed, densely rusty tomentose. Capsule 5-10 cm long, 5-valved, rusty brown-glabrescent. Seeds compressed, obliquely oval, wings brown, membranous.

    Fl.Per.: December July.

    Type: “Habitat in India”.

    Distribution: Probably a native of North East India; Bangla Desh (Chittagong), Burma and Malayasia; cultivated in Pakistan and N. America.

    Planted as a roadside tree or garden ornamental. The indumerrtum from the lower side of leaf is said to be used to prevent bleeding from wounds and as tinder. A good tonic is prepared from the flowers which is also a cure for inflammation, ulcers, tumours, blood troubles and leprosy. The bark and leaves are used in small pox. The flowers kept among cloths impart a pleasant perfume and keep away insects.


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