1896.] G, Kiiig ^Materials for a Flora of iJie Malayan Pmimula, 431 
S, XtlBOSPERMUM, BlunxO. 
Trees. Leaves alternate, exstipulate, abruptly pinnate ; leajiets oji- 
poaite, eutire. llaceiAes uxillaiy und tfirminah Flowery regular, poiy- 
garao-dioacioua, S^>als 4-5, inibiicated in 2 rows. Petals 4-5, equal, 
apafhulatt), shorter or but little longer tban tlie sepals, without basal 
gcalos. St^nietis 8-7, ineluded, inserted within the annulai' glahrouK 
disc. Ovary sessile, didyjuous, muricated, 2-cGll6d ; ovules solitaiy in 
each cell, asuendiog. Stijle shortj thick ; stigma thitjk, hairy. Fi'uil 
1-2-lobed ; the hbe^i ellipsoidal, diverging, muricated with pymnjidfil 
tubei-cles, iudehiscenfc, giabrona inHitIo, Seed^ oxarillate j testa coi'ia- 
ceous outside, fieshy, pilose, airanlating an aril; em6r)/o ciu-ved j coltjle- 
donii very large, thickly fleshy, superposed. — Distrid, 3 or 4 species all 
Mahijan. 
Sepals and petals 5 ; leaEets oidy a single 
pair ... ... ... ... 1. X. laevigaturrh 
Sepals and petals 4 ; leaflets 1 or 2 paii-g. 
Leaflefs 3 to 6 in. long, minutely' reticulate 
fruit ellipsuid, muricate, not compressed 2. X. muncatm}^ 
Lesiiieta 4*5 to 8 in. long, transversely reti- 
culate ; fruit obliquely elliptic, compressed 3. X. WuUichu. 
1. XKROsrERMcrji LAEViGATUM, Radik. in Sifczb. Bayer. Akadu 
Math. Phys, 1878, p. 305. A perfectly glabrous tree. Leaves about 
4 in. long, with only a single pair of coriaceoua elliptic-oblong 
minutely reticuJate shortly acnrainate leaflets, 2 25 to 3 in. long and 1 
to J -25 in. broad; their petioUdes about "2 or '25 in. long, slender. 
Racemes terminal and axillary, usually in fiiaciclee of 2 or 3, often witfi 
a few brauchlets. Fhioers about "15 in. in diara., or slender pedicola. 
Sepals 5, rotund, glabrous. Fetahi 5, spathulate, the Hmb densely 
woolly, the claw slender. Stamens 5 ; the Jihitnents long and woolly, 
the anthers small and glabi-ous. Disc annular, ileahy, glabrous, waved. 
Ovary tomentoae, 2-eelled, Frtiit with 2 or usually only with 1 sharply 
muriuata obovate'eiiipsoid compressed coccus, 1'35 in. long and "85 in. 
broad. 
Malacca: Gi-iflith (Kew Distrib.), Ko. 1006/ 1. Penang; Curtis, 
No, 846. Perak : Scortechini, No, 1019. Pahang ; Ridley, No. 2641. 
2. XsttospBBMtJM MURtCATUM, Radlk. iiber die Sapind. HoUaud.- 
Indiens, 37, 70. A tree 50 to SO feet high : branches glabrous, dark- 
coloured when dry. Leaves 4 to 9 in. long, equally pinnate : ka/lets 2 or 
4, elliptic-oblong to elliptic, shortly acuminate, the base cuueate j both 
surfaces glabrous and minutely reticulate : main nerves 7 to 9 pairg^ 
ascending, depi'eflsed on the upper, prominent on the lower surface > 
