436 XXXII. GEHANiACE^. (Edgeworth & Hook, f.) [Oxalis. 



1. O. cornlculata, Linn. ; DC. Prodr. i. 692 ; appressed-pubescent, 

 diflfuse, creeping, leaves 3-foliolate, stipules adnata to the petiole, peduncles 

 2-a.-fid. petals yellow notched. Baiss. Fl. Orient, i. 866 : FaM. Cat. 4347 ; 

 Jioxb. Fl. Ind. ij. 457 ; W. & A. Prodr. 142. O. repens, Thmb. ; Wight Ic. 

 t. 18. O. pusilla, Scdisb. ; Eoxb. I.e. 



Throughout the warmer parts of India and Ceylon, ascending the Himalaya to 7000 

 fl. — DisTEiB Cosmopolitan. 



A very variable weed, abundant in cultivated places. Leaves long-petioled ; leaflets 

 oWrdate. Flowers subumbellate. Sepals obtnse, bracts setaceous. Petals yellow, 

 oboordate. IVuiting-pedicels depressed. Capsule tomentose, Bubcylindric, cells many- 

 seeded. Seeds transversely ribbed. 



2. O. Acetosella, Linn.; DC. Prod. i. 700 ; pilose, stemless, rootstock 

 creeping scaly, leaves all radical 3-foliolate leaflets broadly obcordate, sti- 

 pules large broad membranous, peduncles 1-flowered, petals white. Boiss. 

 Fl. Orient, i. 806. 



Temperate Himalaya, from Kashmir, alt. 8000 ft., to Sikkim, alt. 8-12,000 ft.— 

 DisTEiB. N. Asia, Europe, N. Africa, N. America. 



Petioles 3-6 in. ; leaflets \-% in., obcordate, often purple beneath. Pedundte axil- 

 lirv, slender, 2-bracteolate about the middle. Flowers {-% ir.- diam. Sepah oblong. 

 Petals obovate, white or pale-rose, veined with purple, eros.', cohering above the claw. 

 Capsule erect, cells 2-3-seeded. Seeds longitudinally ribbed. 



3. O. Griffithli, Edgew. & E'ooh. f. ; pilose or villous, rootstock creeping, 

 leaves all radical 3-foliolate leaflets triangular retuse, stipules small ovate- 

 lanceolate, peduncles 1-flowered, petals white. 



Temperate Eastern Himalaya ; Bhotan, Griffith ; Sikkim, in woods, alt. 8-10,000 ft. 

 J. D. H. ; Khasia Mts., alt. 5-7000 ft., H.f. & T. 



Very similar to 0. Acetosella, but the whole plant more hairy, leaflets triangular, and 

 stipules small. 



6. BXOPHVTirni, De Cand. 



Annual rarely perennial herbs, with simple or branched steins. Leaves 

 abruptly pinnate, fascicled or almost whorled at the top of the stem j 

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

 pedicels umbelled. Flowers small, yellow, rarely purple. Sepals 5, lanceo* 

 late, acuminate. Petals 5. Stamens 10, filaments free, 5 outer smaller. 

 Styles 5, stigmas notched at the apex or 2fid. Capsvie ovoid or oblong or 

 subglobose, splitting loculicidally sometimes to the base into 5 spreading 

 valves. Seeds as in Oxalis. — Disteib. Tropical Asia, Africa, and America. 

 Species about 20 ; various species have sensitive leaves which, and the 

 leaflets, close downwards. The flowers are dimorphous as regards the rela- 

 tive length of the styles and stamens. 



* Stem dmple. Leaflets rounded or merely apicidate at the tip, the terminal 

 pair usvally the largeat. 



1. B. sensitivum, DC. Prodr. i. 690; leaflets 6-15 pairs oblongnearly 

 straight except the terminal tip apiculate or not, peduncles long or short 

 not clubbed at the top, flowers shortly pedicelled, sepals usually much 

 exceeding the capsule, seeds with obliquely transverse tubercled ridges. 

 Moxb. Fl. Ind.' a. 457 ; W.& A. Prod/r. 162; Bot. Reg. xxsi. t. 68 ; WaU. 

 Cat. 4343 C, E. 



