200 XV. PiTTOSPOREiE. (Hook. f. & Thorns.) [Pittosparum. 



acuminate. Wall. Oat. 8128 ; Benth. Fl. Austral, i. 112; P. ferrugineum 

 and RumpMi, Putterl. Monog. 7, 8. 



. Eastekb Peninsula, from Moiilmein to Sincapore, WaUich, &c. — ^Disteib. Eaetera 

 Archipelago, Austialia. 



A spreading much brancherl tree ; young branches rusty pubescent. Leaves 2|-4 by 

 1-2 in., thin, coriaceous, adult glabrous and shining above, glabrons or pubescent be- 

 neath. Peduncles 1 in., rusty-pubescent. Flowers \ in. long, greenish-white. Ovary 

 rusty -tomentose ; style very short, glabrous. Capsule slightly compressed, rough, about 

 4-seeded. — Alton's locality (Guinea)-is no doubt an error. 



Order XVT. POLYGALEiE. (By Alfred W. Bennett, P.L.S.) 



Annual or perennial herbs, erect or scandent shrubs, or timber trees. 

 Leaves alternate (rarely whorled) or occasionally reduced to scales or 0, 

 simple, quite entire. iStipules 0. Flowers irregular, 2-sexual, 3-bracteate. 

 Sepals 5, unequal, 1 inner often petaloid {wing sepals), deciduous or persis- 

 tent, imbricate in bud. Petals 5 or 3, distinct,. unequal, the inferior usually 

 keel-shaped. Stamens 8 (in Salomonia 4r-5, in Trigoniastrum 5) hypogynous, 

 filaments united into a sheath, more rarely distinct : anthers opening by 

 terminal pores, rarely by slits. Ovary free, l-S-celled ; style generally 

 curved, stigma capitate ; ovules 1 or more in each cell, anatropous. Fmit 

 generally a 2-celled, 2-seeded,loculicidal capsule jorindehiscent andl-seeded, 

 «r (in Trigoniastrum) of 3 indehiscent carpels. Seed usually stropliiolate, 

 albuminous, rarely exalbuminous. — Disteib. The whole world except New 

 Zealand, chiefly in warm regions; genera 16 ; species 450-500. 



Herbs or (more rarely) erect shrubs. Capsule loculicidal, 2-celled. 



Stamens 8, united ; 2 interior sepals aliform 1. Poltgala. 



Stamens 4-5, united ; sepals petaloid, nearly equal ... 2. Salomonia. 

 Climbing shrubs. 



Stamens 8, united ; fniit 1-celled, indehiscent, samaroid . 3. Secheidaca. 

 Trees or erect shrubs. 



Stamens 5, united ; fruit of 3 samaroid carpels .... 4. Tkibohiasteum. 



Stamens 8, distinct ; fruit l-celled, not winged .... 5. Xanthophyllum. 



1. FOI.VGAI.A, Linn. 



Herbs or more rarely shrubs. Zeayes alternate. /^epaZs usually persistent; 

 2 inner larger, usually petaloid. Petals 3, united at the base with the 

 staminal sheath, the inferior keel-shaped and generally crested. Stamens 8, 

 filaments united for their lower half into a split sheath; anthers opening 

 by pures. Ovary 2-celled ; ovules 1 in each cell, pendulous. Oapsule 2- 

 celled, loculicidal, 2-seeded. Seeds almost always strophiolate and albu- 

 minous. — Disteib. Conterminous with the order, except Tasmania. About 

 250 species. 



Sect. I. Chamaebuzus, Toum. (genus). Shrubs with large hand- 

 some flowers. Calyx deciduous. ICeel crested. Seeds with a large stro- 

 phiole, exalbuminous. 



1. P. arillata, Eamilt. in Don Prodr. 199; shrubby, leaves lanceolate 

 or oblong-lanceolate, flowers yellow in drooping racemes or panicles. Wall. 

 PI. As. liar. t. 100 ; Cat. 4191 ; Griff. Notul. iv. 535, t. 507 ; Ic. PI. Ind. Or. 

 t. 597. Chamsebuxus arillata and paniculata, Hassk. in Mia. Ann. Mus. 

 Bot. i. 153, 154. 



