210 
XX. DIPTEkOCARPACE^E. 
[Dryobalanops. 
Sepals united at base only. In fruit developed into 
erect wings longer than fruit. 
Wings 3 long, 2 shorter. 
Flowers large; petals broad, thin . 
Flowers small; petals narrow. 
Fruit small, pericarp coriaceous; wings much 
longer . . • ; ■ * 
Fruit large, pericarp woody; wings hardly 
longer 
All 5 wings equally long . 
Wings 2 large, 3 small . 
Sepals free to base. 
Wings 2 long, 3 shorter ovate. 
Leaves stiff coriaceous . 
Leaves thin coriaceous . 
Sepals in fruit all equal, often shorter than fruit. 
Stamens 10 to 15; sepals in fruit oblong or ovate 
Stamens 30 to 36; sepals orbicular 
Sepals not winged in fruit, reduced to a small cup. 
Sepals in fruit coriaceous, separate 
Sepals in fruit woody-corky, forming a more or less 
lobed cup, or short corky processes 
1 . DRYOBALANOPS, Gaertn. 
Very large trees containing camphor. Leaves coriaceous. 
Flowers in panicles or racemes terminal and in the upper axils. 
Calyx-tube short, free with oblong lobes. Petals lanceolate. 
Stamens 35 to 45; filaments short; anthers bifid at the tip, con¬ 
nective apiculate. Ovary 3-celled; cells 2-ovuled; style entire. 
Fruit conic elongate in a cup formed by the connate bases of the 
sepals; wings 5, elongate equal. Species 7, Malay Peninsula and 
islands. 
Leaves short, ovate cuspidate, base round . . (1) D. aromatica. 
Leaves oblong lanceolate acuminate, base broad . (2) D. Beccanana 
(x) D. aromatica Gaertn. Frucl. iii. 49, t. 186. D, Camphora 
Colebr. Asiat. Research xii. 535; Davies, Agric. Bull. Straits ix. 
297; Ridl. l.c. 299. (Fig. 23, a, b, c, p. 213.) 
Tree 150 ft. tall, buttressed, girth 35 ft. Leaves stiff coriaceous 
ovate abruptly acuminate, base round, 3 in. long, i'25 in. wide, 
deep green polished; nerves very fine close parallel and numerous; 
petioles *5 in. long. Panicles terminal 2 in. long. Flowers white, 
fragrant. Sepals lanceolate acute, ‘25 in. long, scurfy on the back. 
Petals as long, thin, lanceolate, blunt. Fruit 1 in. long, the wings 
oblong, 3 in. long, ’5 m. wide, finely ribbed, cup sub-globose, ‘5 in. 
long and wide. Hab. Forests, usually gregarious, the whole forest 
consisting of this tree only; lowlands on low hills. Johor, Endau 
River; Penyabong (Foxworthv). Pahang, Rumpin River; Kwantan. 
Selangor, Ranching. Negri Sembilan, Seremban (Kinsey). Perak, 
Kanding (Burkill). Disirib. Sumatra, Borneo. Native name: 
Kapur Barus. Use : This tree produces camphor oil and camphor, 
which is collected by the Malays for sale, chiefly to the Chinese. 
4. Pentacme 
5. Shorea 
6. Pachychlamys 
7. Parashorea 
8. Hope a 
9. COTYLELOBIUM 
10. Synaptea 
11. Vatica 
12. Isoptera 
13. Balanocarpus 
14. Pachynocarpus 
