312 XXV. DiPTEROCAEPE^. (W. T. Thiselton Dyer.) \I>oom. 



long; winged fruiting calyx-segments 2 in,, linear-lauoeolate, obtuse, glaucous, base 

 shorter than the nut, ovate. 



5. D. cong-estlflora, Thwaites Enum. 35; leaves ovate-lanceolate 

 gradually acuminate base rounded, flowers very shortly pedicelled in dense 

 peduncled panicles. A. DC. Prodr. xvi 2, 627. 



Ceylon ; Hinidoon and Pasdoon Corles, Thwaites. 



A large tree ; branchlets with pale minutely warted bark. Leaves 3-4J by lJ-2 in., 

 firm, midrib slightly channelled above, prominent beneath, lateral nerves about 9 pairs, 

 scarcely conspicuous, ascending, curved. Peduncle 1 in. Flowers 4 in. diam., piDK ; 

 pedicels ^ in. or less. Outermost calyx-segments oblong, obtuse, opaque. Petals 

 scarcely puberulous, margins ciliolate. Nvi % in. ; winged fruiting calyx-segments 2 m., 

 linear-oblanceolate, obtuse. 



6. D. Gardnerl, Thwaites Enum. 35 ; leaves long-petioled ovate acumi- 

 nate base rounded, pedicels shorter than the calyx deflexed. Beddome 

 Flor. Sylvat. t. 98 ; A. DC. Prodr. xvi. 2, 628. 



Ceylon ; Central province between 3-5000 ft.. Walker, &c. 



A large tree ; branchlets much divided, slightly flexuose, with smooth purplish brown 

 bark. Leaves 2-3J by 1|-1| in., lateral nerves about 10 pairs, ascending, incon- 

 spicuous, midrib channelled above, prominent beneath ; petiole f-1 in. Panide 2\-A in. 

 racemose. Flowers | in. diam., pinkish ; pedicels \ in. Outermost, calyx-segments 

 deltoid-oblong, obtuse, shining. Winged fruiting calyx-segments IJ in., linear-oblan- 

 ceolate obtuse ; base dilated gibbous, equalling the immature nut. 



^ 7. D. cordifolla, Thwaites Enum. 35; leaves ovate-lanceolate or 

 oblong shortly caudate-acuminate rounded or cordate at the base, midrib 

 elevated above, lateral nerves prominent baieath, A. DC. Prodr: xvi 

 2, 628. 



Ceylon ; Pasdoon Corle and Ambagamowa, at no great elevation, Thwaites. 



A large tree ; branchlets much divided, flexuose, with dark-coloured bark. Leaves 

 4-6 by 14-2J in., lateral nerves about 10 pairs, ascending, curved; petiole J in., 

 transversely rugose. Flowers unknown. — The terminal buds appear to oe frequently 

 converted into a curious strobiliform gall resulting from the production of a multitude 

 of small imperfectly developed leaves. 



8. D. macrophylla, Thwaites Enum. 402 ; leaves large oblong obtusely 

 acuminate base rounded, pedicels about equalling the calyx. A. DC. 

 Prodr. xvi. 2, 627. 



Ceylon ; Hinidoon Pattoo, Thwaites. 



A large tree ; branchlets with pale brown striately rugose bark. Leaves 6^-8 by 

 2J-3 in., -pale beneath ; midrib channelletl above, prominent 'beneath, lateral nerves 

 about 15 pairs, parallel. Panicle 4-7 in., racemose. Pedicels \ in., deflexed. Calyx- 

 segments elliptic, glabrous. Petals ^ in., elliptic, canescent externally. Anthers J in. 

 long, appendage about -^ in. Fruit unknown. 



9. D. ovalifolia, Thwaites Enum. 402 ; leaves ovate obtusely caudate- 

 acuminate base rounded lateral nerves inconspicuous above prominent 

 beneath ascending, pedicels equalling the calyx. A. DC. Prodr. xvL 

 2, 628. 



Ceylon ; Safi'ragam district, Thwaites. 



A large tree ; branchlets dichotomously divided, somewhat flexuose, with dark brown 

 bark. Leaves 1^-24 by |-1J in. ; lateral nerves about 8 pairs ; petiole \ in. Panides 

 racemose, axillary or terminal, few-flowered, shorter than or equal to the leaves. Pedicels 

 deflexed. 



