(named by Linnaeus for J. J. Dillenius, 1684-1747, botanist and professor at Oxford, author of important botanical works). Dilleniaceae. Tall tropical trees from Asia, Indian Archipelago, Philippines, and Australia.

Leaves large, with pronounced pinnate parallel venation: flowers showy, white or yellow, lateral, solitary or clustered; sepals and petals 5, spreading; stamens many, free or somewhat united at base, the anthers linear, opening by 2 slits, the interior ones erect and introrse and the exterior ones recurved and extrorse: carpels 5-20, many-ovuled, in fruit becoming a fleshy body inclosed in the enlarging calyx. - Probably 40 species; allied to the Magnolia family. D. indica is said to be the showiest of the whole family, being attractive in foliage, flower and fruit Dillenias may be grown in light sandy loam. Prop, readily by seeds, but with difficulty from cuttings.


Linn. (D. speciosa, Thunb.). Trunk stout, not high: branches numerous, spreading, then ascending: leaves confined to the ends of branches, on short, broad, channelled sheathing petioles, the blade 6-12 in. long, oblong, or oblong-lanceolate, acuminate, narrowed at the base, strongly serrate: sepals 5, thick, fleshy, enlarging and inclosing the fruit; petals obovate, white, large, making a flower fully 9 in. across; stamens very numerous, forming a large yellow globe crowned by the white, slender, spreading rays of the stigma: fruit edible, acid, the size of an apple, many-ceiled and many-ovuled. tropical Asia. Intro, in Fla. and S. Calif. B.M. 5016 (B.M. 449=Hibbertia volubilis). H.F. 1867 P- 119. Wilhelm Miller.