42 Journal of the F.M.S. Museums. [Vol. VII, 



long, pedicels. Sepals oblong glabrous. Petals (inner pair) 

 obovate orbicular, slightly broader, edge ciliate, stamens 

 nearly as long as the sepals, glabrous, filaments thick, anthers 

 broad obtuse. Staminodes as long as the stamens, oblong 

 linear, villous at the tips, glabrous below. Pistil elongated 

 conic, stigma capitate. Fruit ellipsoid 75 inches long, apricot 

 coloured. 



Kedah Peak (Ridley 5218, 5364), (Robinson & Kloss 

 6025). Penang (Curtis 1019). 



Begoniace.e. 

 33. Begonia sinuata, Wall. Flowers white. (No. 6005). 

 Occurs also in Penang. 



34. Begonia sibthorpioides, sp. nov. 

 Rhizome tuberous "2 inches long, oblong, covered with 



golden hairs, stems very slender, 2- 4 inches long, red, glabrous. 

 Leaves in distant pairs, orbicular, cordate, crenulate, glabrous, 

 nerves from base 6, "5 inches long and as wide, red beneath, 

 petiole - 2- - 8 inche long. Stipules hardly - i inch long, triangu- 

 lar lanceolate, ciliate. Male flowers 2-3 subterminal en slen- 

 der erect branches 1 to 3. Bracts sheathing, lanceolate, 

 acuminate. Sepals 2, oblong obtuse, narrowed towards the 

 base. Petals 2, as long and wide, but subacute. All white. 

 Anthers in a small globose head on a filament-pedicel as long. 

 Fruit - i inch long with one large oblong rounded wing - 2 inches 

 long, the other ones hardly developed. At 3,800 feet. No. 

 6047. 



Flowers rose pink. Leaves red beneath. A very curious 

 little plant with leaves like those of Sibthorpia europea in form. 



Akaliace.e. 



35. Arthrophyeum ovatum, sp. nov. 



A woody shrub. Leaves opp isite paired, ovate to elliptic, 

 base cuneate. rather long and sharply acuminate, edge thick- 

 ened, coriaceous, nerves 3 to 5 pairs, sunk above, elevate 

 beneath, 3-5 inches long, 175 inches wide, petiole i"25-2 inches 

 long. Umbels 2-5 inches long of 15 rays each, jointed half 

 way, where is a caducous pair of small leaves. Flowers in 

 umbellules of about 20. Pedicels '2 inches long. Buds sub- 

 globose, pointed. Calyx lobes short, rounded. Petals greenish 

 yellow, triangular, lanceolate, acuminate 'I inch across. 

 Stamens shorter. 



No. 5905. Woody shrub 10 feet high, flowers greenish 

 yellow. Also on Gunong Semangkok in Selangor (Ridlev 

 I56I7). 



36. Arthrophyllum nitidum, sp. nov. 



Small shrub. Leaves 12 inches long, pinnate, leaflets 

 g-15 coriaceous, oblong or elliptic lanceolate, base often obli- 

 que 2-5 to 3*25 inches long, 1 inch wide, petiolule 25 to -4 



