142 xlvii. § PAPiLiONACEiE (baker). [Orwbrychis. 



echinate on the edge and both faces. — O. eriophora, A. Rich. Fl. Abyss, 

 i. 206 non Desv. et DC. 



Nile Land. Abyssinia, Petit. 



We have not seen this, and take our account of it from A. Richard. It cannot be 

 0. eriophora, which is a native of Spain, and has the stem glabrous below, thinly silky 

 upwards, with woolly pods only half-orbicular, half an inch broad without the spines, 

 and the spines of the edge a quarter of an inch long, and flowers half an inch deep. We 

 do not know of any described species to which it can be referred. 



34. ALHAGI, Desv. ; Benth. et Hook. f. Gen. Plant, i. 512. 



Calyx campanulate, the teeth very short, subequal. Petals equal ; 

 standard obovate, shortly clawed ; keel incurved, obtuse. Upper sta- 

 men free ; filaments filiform ; anthers uniform. Ovary subsessile, multi- 

 ovulate; style filiform, incurved, glabrous, stigma terminal. Pod 

 linear, subterete, smooth, indehiscent, many-seeded, contracted and 

 septate between the seeds, the articulations not separating* sponta- 

 neously. — Rigid, much-branched, spiny shrubs, with simple leaves. 



A small desert species, extending eastward to Songaria and N.W. India. 



1. A. maurorum, Desv.; DC Prod. ii. 352. An erect wiry much- 

 branched glabrous shrub, 1-3 ft. high, armed with copious pungent 

 spreading spines an inch or more long. Leaves simple, drooping from 

 the base of the spines and branches, obovate-oblong, entire, 1—3 lines 

 long, short-stalked, deciduous. Flowers solitary or in few-flowered 

 secund racemes from the spines on short pedicels. Calyx \ in. deep, 

 the teeth deltoid, acute. Corolla red, three times the calyx. Pod 

 sickle-shaped, an inch or more long. 



Nile Land. Nubia, Caillaud. 



The common species of the Syrian and Egyptian deserts. 



35. OEMOCARPUM, Beauv. ; Benth. et Hook. f. Gen. Plant, i. 515. 



Calyx five-toothed, two upper lobes subconnate. Standard orbicular, 

 unguiculate ; wings obliquely obovate ; keel broad, incurved, obtuse 

 or subacute, equalling the wings. Stamens all united in a sheath, 

 which is slit above and afterwards also often below ; anthers uniform. 

 Ovary multiovulate ; style much inflexed, filiform ; stigma minute, ter- 

 minal. Pod linear, compressed, longitudinally sulcate-striate, the faces 

 often papillose or muricated, the articulations oblong, narrowed to both 

 ends. — Tall, often glutinous shrubs. 



A small genus, belting the world in the Tropics. 



Leaves simple ; petiole articulated 1. 0. verrucosum. 



Leaves compound ; petiole not articulated. 



Flowers in lax racemes. Corolla small, yellow, fading . . 2. 0. sennoides. 



Flowers arising singly from the branches. Corolla large,' 

 reddish, persistent 3. 0. bibracteatum. 



1. O. verrucosum, Beauv. ; DC. Prod. ii. 315. A tree or tall shrub 

 with glossy brown glabrous woody branches. Stipules minute ;i lanceo- 



