3893.] G. King — Materials for a Flora of the Malayan Peninsula. 199 



leaves ; the leaflets obcordate, the stipules adnate to the petiole. 

 Flowers sub-umbellate ou 2- to many-fid, setaceously bracteolate peduncles. 

 Sepals obtuse. Petals obcordate, yellow. Fruiting pedicels often de- 

 pressed. Capsules sub-cylindric, tomentose, many-seeded. Seeds trans- 

 versely striate. Hook. fil. Fl. Br. Ind. I, 436 ; Miq. Fl. Ind. Bat. I, 

 pt. 'L. p. 135 ; Boiss. Fl. Orient, i., S66 ; Wall. Cat. 4347 ; Roxb. Fl. Ind. 

 ii. 457; W. & A. Prodr. 142. 0. repens, Thunb ; Wight Ic. t. 18; 

 Blume Bijdr. 243. 0. pusilla, Salisb. ; Roxb. I.e. 



Perak : by the sides of damp foot-paths near the bases of the hills. 

 Penang : on Government Hill, Curtis. 



2. Biophttum, De Cand. 



Annual, rarely perennial herbs, with simple or branched stems. 

 Leaves abruptly pinnate, fascicled or almost whorled at the top of the 

 stem ; leaflets opposite, oblique ; petiole swollen at the base. Peduncles 

 terminal, pedicels umbelled. Floioers small, yellow, or white. Sepals 

 5, lanceolate, acuminate. Petals 5. Stamens 10 ; filaments free, 5 outer 

 smaller. Styles 5, stigmas notched at the apex or 2-fid. Capsule ovoid 

 or oblong, or subglobose, splitting loculicidally sometimes to the base 

 into 5 spreading valves. Seeds as in Oxalis. — Distrib. Tropical Asia, 

 Africa, and America. Species about 20. 



Leaflets 8 to 20 pairs, equal-sided, glabrous, 

 their bases truncate, slightly oblique : flower- 

 pedicels usually shorter than the sepals, petals 

 yellow ... ... ... .,, 1, B. sensitivum. 



Leaflets 18 to 25 pairs, unequal-sided, sparsely 

 hispid on upper surface, their bases obliquely 

 truncate ; flower-pedicels longer than the 

 sepals, petals white... ... ... 2. B. adiantoides. 



1. Biophttum sensitivum, DC. Prod. I, 690. Stem 4 to 10 in. long, 

 hispidulous, erect or decumbent, bearing at its apex 8 to 20 pinnate 

 leaves 1"5 to 5 in. long; leaflets 6 to 15 pairs, the lower pairs oblong, 

 the upper pair obovate-oblong, the apices of all obtuse, sometimes 

 mucronate, the bases truncate, subequal, glabrous, "25 to '5 in. long. 

 Peduncles variable in length, sometimes nearly as long as the leaves, 

 puberulous, each bearing at its apex a bracteolate umbel of 10 or 12 

 flowers; bracteoles setaceous, as long as the flower pedicels, pedicels 

 pubescent, as long as the sepals. Petals yellow. Hook. fil. Fl. Br. Ind. 

 I, 436 ; Roxb. Fl. Ind. II, 457 ; W. and A. Prod. 162; Bot. Reg. XXXI, 

 t. 68 ; Wall. Cat. 4343 C. E. 



Malacca : Griffith. Penang, on the coast, Curtis ; and probably in 

 the other provinces. 



