ARTHROLOBIUM. 



ARTHROLOBIUM. 



Calyx ebracteate, tubular, nearly equally 5-toothed. Keel of 

 the corolla very small, compressed. Stamens diadelphous. Le- 

 gume taper, consisting of numerous, 1 -seeded, indehiscent, 

 cylindrical, truncated joints. Smooth European herbaceous 

 plants. Leaves unequally pinnated. Stipules 0, or concrete 

 into a single bidentate one opposite the leaf. Flowers yellow, 

 capitate, without a leafy bract. DC. 



516. A. scorpioides DC. prodr. ii. 311. Ornithopus scor- 

 pioides Linn. sp. pi. 1049. Cav. ic. i. t. 37. South of France, 

 Italy and Spain, in corn-fields and similar places. 



An annual erect plant. Leaves ternate ; leaflets at the side very 

 small, roundish, placed close to the stem, terminal one very large and 

 oval ; stipules concrete, sheathing. Peduncles longer than the leaves, 

 with about 4 flowers. Legumes somewhat incurved and knotted. 



Leaves vesicant. 



ORMOCARPUM. 



Calyx furnished with 2 persistent bracteoles at its base, 5-cleft, 

 and more or less evidently bilabiate ; all the segments acute. 

 Corolla papilionaceous ; vexillum broad, entire : keel obtuse, 

 the petals slightly cohering at the back. Stamens diadelphous 

 (9 and 1, or 5 and 5). Legume stalked, composed of several 

 joints ; joints oblong, attenuated at both ends, a little com- 

 pressed, marked longitudinally with striae and warts, separating 

 readily from each other, 1-seeded. Shrubs. Leaves simple, 

 or unequally pinnated : leaflets not furnished with a prickly 

 point, glabrous. Racemes short, few-flowered, axillary. W. 

 and A. 



517. O. sennoides DC. prodr. ii. 315. W. and A. i. 216. 

 Hedysarum sennoides Willd. iii. 1207. Roxb.fl. ind. iii. 364. 

 Forests, hedges, uncultivated lands, &c. in India. 



Branches numerous, irregular ; young shoots, petioles, peduncles, 

 pedicels and calyx, covered with a soft kind of glutinous hair ; the 

 gluten is of a bright gold colour, and is frequently seen in small, beau- 

 tiful, distinct, globules at the extremities of the hairs. Leaves pinnate, 

 with an odd one, about 2 inches long. Leaflets alternate, from 4 to 6 

 pairs, obovate, retuse, slightly mucronate, smooth ; stipules of the 

 petioles chaffy, mucronate. Racemes axillary, short, curved, from 3 to 

 6-flowered. Flowers pretty large, yellow. Calyx evidently 2-lipped. 

 Legumes pendulous, compressed, from 2 to 5-jointed, much contracted 

 at the joints, muricate, glutinous, striated. Root tonic and stimulant. 



