105- LEGUMINOSAE 20/ 



192. Calyx obscurely toothed, coloured. Corolla yellow, free from the staminal 



tube. Fruit thickened or winged at the upper suture. Seeds without 

 an outgrowth at the hilum. Spinous shrubs. Leaves digitate, without 

 stipules. Flowers solitary or in fascicles. — Species 3. North Africa. 



Used medicinally Calycotome Link 



Calyx distinctly toothed. Corolla red, blue, or white 193 



193. Petals with a long claw, blue or violet ; wings and keel adnate at the 



base to the staminal tube. Fruit oblong, glandular-hairy. Seeds 

 without an outgrowth at the hilum. «Spinous shrubs. Leaves tri- 

 foliolate on the young branches, unifoliolate on the older. Flowers 

 solitary or in fascicles. Bracteoles small, leaf-like. — Species i. 

 North Africa (Algeria). Used medicinally. . . . Erinacea Boiss. 

 Petals with a short claw or sessile, free from the staminal tube. Seeds 

 with an outgrowth at the hilum. Unarmed plants. Leaves tri- 

 foliolate. Flowers in racemes or panicles 194 



194. Keel shorter than the standard. Corolla red or violet. Fruit linear,. 



many-seeded. Shrubs. Bracteoles bristle-like. — Species i. South 



Africa (Cape Colony) Hypocalyptus Thunb. 



Keel longer than the standard. Corolla red or white. Fruit ovate- 

 lanceolate, few-seeded. Undershrubs. — Species t. South Africa 

 (Cape Colony) Loddigesia Sims 



195. (148.) Leaves equally pinnate 196 



Leaves unequalty pinnate 197 



196. Leaflets 4. Flowers solitary or in spikes. Calyx with a long, narrow 



tube and unequal lobes. Corolla yellow or whitish ; keel beaked. 

 Filaments all united. Ovules 2 — 3. Fruit oblong, inflated, con- 

 tinuous within, indehiscent, ripening beneath the soil. Stem her- 

 baceous. — Species i {A. hypogaca L., ground-nut). Cultivated. 

 The seeds are edible and yield oil ; the leaves are used as a vegetable 



or as fodder. Arachis L. 



Leaflets numerous. Flowers in racemes. Calyx with a wide tube, 

 truncate or with subequal lobes. Keel blunt or somewhat pointed- 

 Filaments united, excepting one. Ovules numerous. Fruit linear^ 

 with transverse partitions. — Species 15. Tropics to Nataland Egypt. 

 Some species yield timber, fibre, fodder, or medicaments, or serve as 

 garden- or hedge-plants Sesbania Pers. 



197. Leaflets 3 198 



Leaflets numerous. 203 



198. Leaflets with stipels I99 



Leaflets without stipels 201 



199. Filaments all united. Corolla red ; standard unappendaged ; keel almost 



straight, blunt, shorter than the wings. Style short and thick. Flowers 

 ver^^ small. Twining herbs. — Species 3. Tropical and South-east 

 Africa. Used medicinallv Teramnus Swartz 



