Microstemon.] xlv. anacaf.diace^. 537 



Leaves tomentose beneath . . . . . . (i) M. velutina 



Leaves glabrescent beneath. . . . . . (2) M. Curtisii 



(i) M. velutina Engl. DC. Mon. Phan. I.e. 294; King, I.e. 498. 

 Pentaspadon ? velutinus Hook. fil. I.e. ii. 28. 



A big tree 80 to 100 ft. tall, 2 to 3 ft. through. Leaves (young 

 claret colour) 6 to 10 in. long; rachis, petioles and undersides of 

 leaflets as well as panicle softly pubescent-tomentose ; leaflets 

 7 to II, membranous, oblong-lanceolate, acuminate, base rounded 

 or cuneate; nerves 12 to 16 pairs, 2 to 4 in. long, -8 to '15 in. wide; 

 petiolules "15 in. long. Panicles numerous, sub-terminal on 

 peduncles, 3'5 in. long tomentose, much-branched, 3 in. long and 

 as wide. Flowers very small, sessile, white. Calyx glabrous. 

 Petals glabrescent outside, tomentose inside. Fruit narrow oblong 

 compressed scurfy; pericarp leathery. Hab. Dense forests on 

 rocky streams. Malacca (Maingay). Negri Sembilan. Bukit 

 Tampin (Goodenough). Pahang River. Selangor, Ginting Bidai. 

 Perak, Gunong Bubu 300 to 500 ft. altitude (Kunstler) ; Sungei 

 Njing, Plus Reserve (Murdoch); Gunong Kerbau (Haniff). 



(2) M. Curtisii King, I.e. 498. 



A medium-sized tree. Leaves 5 to 7 in. long ; rachis puberulous ; 

 leaflets 7 membranous, oblong-lanceolate acuminate base round 

 and oblique glabrescent, with scattered hairs at base and tufts of 

 white hairs in the nerve-axils; nerves 13 to 17 pairs, 175 to 3 in. 

 long, 75 to 9 in. wide; petiolules 'i in. long. Panicles sub-terminal 

 axillary, peduncled, puberulous. Flowers less than 'i in. long, on 

 short pedicels, solitary or 2- to 4-clustered. Calyx puberulous. 

 Petals elliptic, blunt. Hab. Lankawi, by the lake (Curtis). 



11. PENTASPADON, Hook. fil. 



Big trees. Leaves unequally pinnate ; leaflets opposite. Panicles 

 in upper axils, peduncled, branched, slender. Flowers minute 

 bisexual. Calyx-lobes 5, imbricate. Petals oblong-ovate, im- 

 bricate. Stamens 5 minute at disc-base with 5 small subulate 

 staminodes, alternating. Disc cupular, lo-lobed. Ovary on disc, 

 i-celled; styles short, stout. Stigma bent to one side. Species 2, 

 I Bornean. 



Panicle 3 in. long, 4 in. wide; flowei-s -05 in. wide . . (i) P. officinalis 



Panicle 6 in. long lax; flowers "i in. wide . . . (2) P. Motleyi 



(i) P. officinalis Holmes, in King, I.e. 499; Journ. Pharni. 

 Soe. lii. 389. 



Tree 60 to 100 ft. tall, 18 to 36 in. through. Leaves 4 to 8 in. 

 long; leaflets 7 to 9, very thinly coriaceous, oblong or elliptic- 

 lanceolate, shortly blunt-acuminate, glabrous except tufts of hairs 

 in the axils; nerves 6 to 9 pairs, raised beneath, 175 to 275 in. 

 long, '8 to 1-25 in. wide; petiolules '15 in. long. Panicles 3 to 

 4 in. long; peduncle 4 in. long, minutely tomentose; branches 



