296 XXV. DiPTEBOCARPEiE. (W. T. Thiselton Dyer.) [JJipterocarpns 



ovate obtuse sinuate-crenate, base rounded, fruit--wings 5 by 1 in. linear- 

 oblanceolate 1- or sab-'S-nerved. A. DC. Prodr. xvi. 2, 608. 



MoHLMEiN and EANOooif, Griffith, &o. ; ascending 30GG ft., Brandis. — Distrib. Siam. 



The compressed young branches, stipules and petioles densely hairy. Xea«e« 8-9J 

 by 4-5J in. , glabrous above, softly pubescent beneath, margins undulate sometimes 

 ciliate, lateral nerves 12-14 pairs ; petioles 1-14 in. Calyx tube in fruit li in. diam., 

 depressed'spheroidal, mouthi contracted, aparsely hispid, at length glabrous, unenlarged 

 lobes cordiform. Nut silkily pubescent. — Engnu. Kan.^n Indian specimens the mar- 

 gins of the leaves are smooth, in those from Siam, their upper surface is glabrescent. 

 A plant collected in Pegu by Kurz differs in the stiffly -tomentose young parts, subobtuse 

 leaves, and acute frait-wings-. 



4. D. hispidus, Thwaites Enum. 33 ; leaves broadly elliptic-oblong 

 shortly acuminate base sligktly cordate sinuate-crenate, fruit-wings 6 by 

 \\ in. linear-obovate obtuse^ principal nerve with 3-4 strong ascending 

 branches. A. DC. Prodr. ivi. 2, 608. 



CErLON ; Saffragam District and Eatnapoora. 

 . Young branches, stipules, petioles and the prominent reticulations on tlie under 

 Ejurface of the leaves clothed with spreading "rnfous, fascicled hairs. Leaves 5-12 by 

 34-7inoh. (25 by 11 on young trees), lateral nerves 15-24 pairs ; petiole 1-2J in. Calyx- 

 tube obconio, densely pubescent, in fruit ovoid, obscurely 5-angled, glabrescent. Nitt 

 striate, glabrescent. — D. oblongifolius, Thw. Enum. 33 {not of Blume). D. oblongus, 

 A. DC. Prodr. xvi. 2, 608, is said by Thwaites to have smaller leaves, but appears to 

 me in other respects indistinguishable. 



5. D, pllosus, Roxb. Hort. Beng. 93 ; PI. Ind. ii. 615 ;' leaves elliptic- 

 oblong very shortly acuminate base acute or rounded margins with 

 fascicled cilia, fruit-wings 6-8| by li-lf in. linear-oblong retuse usually 

 strongly 3-nerved glabrous. A. DC. Prodr. xvL 2, 614. JD. Baudii, Korth. 

 Verh. Nat. Gesch. £ot. 59, t. 5 ; Kurz in Jowrn. As. Soc. Beng. 1670, iL 65 ; 

 A. DO. Prodr. I.e. 609. 



Assam, Chiffith; Peou and CmTTAGOija, Boxbwrgh, &c. ; Andaman Ibl., Kivrz. — 

 DisTEiB. Sumatra. 



Compressed young branches, stipules and petioles densely hairy. Leaves 6-18 by 

 3-12 in., glabrous above, sparingly tairy on the reticulations beneatli, lateral nerves 

 24 pairs; petiole IJ-S in. Cdyx-tube in fruit 2 in. long, ovoid orobovoid, glabrous, 

 mouth not contracted, unenlarged lobes orbicular. Nui densely pubescent. — An Assam 

 {^lant collected by G: Mann has identical fruits but leaves 7 by 4 in., elliptic, acute, 

 base rounded, minutely tawny-pubescent beneath. 



6. D. crinitus, Dyer; leaves obovate acute margins entire slightly 

 recurved when dried fringed with short fascicled hairs, fruit-wings 

 (immature) SJ in. linear deltoid obtuse or acute 3-nerved. 



Malacca, Main^ay. — Distrib. Borneo. 



Young branches, petioles, prominent nerves on the under surface of the leaves and 

 pedicels clothed with long fascicled hairs. Leaves 4-6 by 2— 3i in., coriaceous, thiuly 

 hairy above especially on the midrib, lateral nerves 15-18 pairs ; stipules glabrous 

 except a few fascicled hairs on the dorsal nerve ; petiole 1 J-IJ in. Haoemes about 

 6-flowered. Calyx-tube obconio, glaucous, obovoid in immature iiuit, oontracted below 

 the mouth, glabrous, unenlarged lobes broadly elliptic. 



** Galyx-tvhe in fruit 5-angled or winged. 



t Angles confined to the upper portion of the calyaytnhe. 



1. D. comutus. Dyer ; leaves oblong rounded at both ends or tip 

 apiculate sinuate-crenate, calyx-tube in fruit tubercular-pentagonal above, 

 mouth contracted. 



