Anisoptera.] xxv. DIPTEROCARPE^. (W. T. Thiselton Dyer.) 301 



i 



unequal radicle superior. DISTRIB. Malay Peninsula, and Archipelago to 

 New Guinea. Species about 5. 



1. A, oblong-a, Dyer. 



MERGUI, Griffith. 



Twigs with smooth pale bark, young parts sparingly furfuraceous with fascicled hairs. 

 Leaves 3|-5 by lf-2 in., oblong, or oblong-ovate, shortly acuminate, base rounded, 

 shining above, minutely impress-punctate beneath; lateral nerves 18 pairs; petiole 1 in.; 

 stipules pubescent. Panicle about 5 in. long. Calt/x-tabe in fruit ^ in. long ; wings 

 4 in., linear-oblanceolate, obtuse, with 3 oblique, parallel, unequally prominent nerves. 



A. GLABRA, Kurz ms. (a native of Birma) is only known to me from the fruit. The 

 wings are 6 by f in., and the triple nerves are not oblique and are equally prominent. 



4. VATIC A, Linn. 



Small or moderate -sized resinous trees. Leaves coriaceous, entire, feather- 

 veined and finely reticulate ; stipules small, fugacious or inconspicuous. 

 Flowers in axillary and terminal panicles, usually tomentose before ex- 

 pansion. Calyx-tube very short, adnate to the base of the ovary ; segments 

 somewhat acute, imbricate then subvalvate. Stamens 15 ; anthers oblong, 

 external valves larger, connective apiculate. Ovary 3-celled ; style short, 

 subulate or apex clavate or capitate, stigma entire or 3-toothed ; ovules 2 in 

 each cell. Capsule leathery, 3-valved (or inclehiscent?), 1-2-seeded, supported 

 by the spreading accrescent calyx, two segments of which often expand into 

 linear wings. Cotyledons fleshy. DISTKIB. Tropical Asia and Indian Archi- 

 pelago. Species about 25. 



SECT. I. Euvatica. Benth. & Hook. Fruiting-calyx with 2 wing-like 

 segments. 



1. V. grandiflora, Dyer; leaves 5-8 in. long oblong or oblong-lanceolate 

 shortly acuminate base rounded lateral nerves 12-15 pairs, petiole f in. 

 Hopea grandiflora, Wall. Cat. 958 ; A. DC. Prodr. xvi. 2, 634. Synaptea 

 odorata, Griff. Notul. iv. 516, t. 585 A. f. 5, fide Kurz in Journ. As. Soc. 

 Etng. 1870, ii. 65. S. grandiflora, Kurz, I.e. Anisoptera odorata, Kurz in 

 Regensb. Flora, 1872, 190. 



MARTABAN, TENASSERIM, and SINGAPORE, Wallich, &c. 



Young parts densely furfuraceous with tawny fascicled hairs. Leaves 2-2i in. broad. 

 Panicles ^^ the length of the leaves. Calyx-segments oblong, acute. Petals with pale 

 brown tomentum ex'ernally in bud, pink. Ovary tomentose; stigma capitate, 3-lobed. 

 Fruit-wings 2| by ^ in., linear-oblanceolate, abruptly contracted below, 5-nerved. 



2. V. faginea, Dyer ; leaves about 4f in. long elliptic-oblong subobtuse 

 base tapering or rounded lateral nerves about 10 pairs, petiole ^ in. Hopea 

 faginea, Wall. Cat. 963. 



TENASSERIM ; at Mergui, Griffith, Heifer. 



A bush or small tree ; the young parts with pale tomentum. Leaves 14-2 in. broad. 

 Panicles lax, 4~ the length of tbe leaves^ occasionally contracted. Calyx-segments 

 oblong-lanceolate, obtuse. Petals tomentose externally in bud, blood-red. Fruit-wings 

 \\-l\ by | in., linear-elliptic or -lanceolate, base more or less contracted, 3-nerved. 

 Not sharply distinguished from V. grandiflora except by the difference in fades and 

 the smaller ioliage. 



3. V. s cap hula, Dyer ; leaves 4-6| in. long elliptic-oblong apex shortly 

 acuminate or obtuse base rounded lateral nerves about 16, petiole f-l| in. 

 Hopea scaphula, Roxb. llort. Beny. 93; Flor. Ind. ii. 611. 



