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2. Dillenia retusa Thunb. in Trans. Linn. Soe. I : 200. pi. 19. 1791. (Fig. 183).
Dillenia integra Thunb.— Wormia Integra Hook. f.— Wormia retusa Hook. f.
Sinh. Godapara.
DILLENIACEAE
A moderate-sized tree with a brownish-grey bark; leaves large, simple, alternate,
15—24 cm long, 6.5—10 cm broad, obovate-oblong, very obtuse, gradually tapering to the
base, shallowly repand-serrate, stiff, coriaceous, glabrous and shining on both surfaces, veins
strong, parallel, scantily pubescent beneath; petioles 2.5—3.5 cm long, channelled, pubescent
and pulvinate with adnate stipules; flowers large, regular, bisexual, 7.5—9 cm diameter, white
with pink or purple stamens on long, pubescent, subterminal or leaf-opposed, often 2-flowered
clusters, peduncle 3.5—5.5 cm long, pedicels 2.5—4.5 cm long and cylindrical; sepals 5,
fleshy, orbicular or obovate, 1.8—2.3 cm long, 1.5—2 cm broad, cup-shaped, free, persistent,
imbricate, hairy outside; petals 5, free, 4—4.5 cm long, 2.8—3.5 cm broad; rotund with a
narrow base; stamens numerous, all erect, innate in many series, anthers opening by pores at
the apex; ovary superior, carpels 5, free, coherent at the axis, styles subulate, ovules numerous;
ripe fruit enclosed by much enlarged, imbricate sepals forming a depressed-globose, very finely
pubescent orange fruit, 2.5—3.8 cm diameter; the real fruit 1.2—2 cm with a thin, fleshy
pericarp; seeds many, smooth.
Flowers in May, June and August.
Illustrations. Thunberg in Trans. Linn. Soc. 1: pis. 18 and 19. 1791.
Distribution. A rather common, endemic species found in the moist low-country.
Ceylon. Thwaites CP. 2960, Sept. 1864; Central Prov., Peradeniya, Bot. Gard., Herb,
Peradeniya, 1859; Jayaweera 1597, April 1956; Jayaweera 1951. Jan. 1957.
Uses. The fruit is used as an ingredient for pouHices applied on fractures and
dislocations.
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