105- LEGUMINOSA£ 270 



292. Corolla yellowish ; keel as long as the wings ; standard not auricled. 



Flowers two or several together in the axils of the leaves, subsessilc. 



Fruit ripening under ground. — Species i. West Africa. Cultivated 



for its edible seeds Kerstingiella Harms 



Corolla red ; keel shorter than the wings ; standard slightly auricled. 



Flowers in axillar}^ racemes or false-racemes. Fruit ripening abovi; 



ground. (See 266.) Glycine L. 



2q3. Calyx-lobes very unequal. Standard oblong or ovate ; wings shorter 



than the keel, auricled at the base. Style downy below. — Species 4, 



Tropics Cylista Ait. 



Calyx-lobes about equal, but the two upper ones sometimes more or less 



united 294 



294. Seeds oblong, without an outgrowth at the hilum ; hilum linear, the 



funicle affixed at its apex. Upper calyx-teeth free or shortly united. 

 Standard oblong or obovate. Erect or decumbent, rarely twining 



plants. (See 239.) Eriosema DC. 



Seeds orbicular or reniform, with a more or less distinct outgrowth at the 

 hilum ; hilum orbicular or oblong, the funicle affixed in the middle. 

 Upper caljT'x-teeth more or less united. Standard orbicular or obovate. 

 Twining or decumbent, more rarely erect plants. (See 239.) 



Rhynchosia Lour. 



295. (287.) Calyx entire or obscurely toothed, gibbous at the base. Corolla 



yellow or red. Ovary surrounded at the base by a tubular disc 

 Stjde broadened in the middle. Fruit flattened, 2-valved. Twining 

 herbs. Bract eoles present. — Species i. South and East Africa and 



Madagascar Dumasia DC. 



Calyx distinctly toothed 296 



296. Upper sepals wholly united : hence calyx 4-toothed or 4-cleft. Twining 



herbs 297 



Upper sepals more or less separate ; calyx 5-toothed or 5-cleft. . . 298 



297. Calyx-lobes short. Corolla red ; keel shorter than the wings. Rachis 



of the inflorescence not thickened at the insertion of the pedicels. 

 Bracts striate. — Species i. Mountains of Central Africa. 



Shuteria Wight cS: Am. 



Calyx-lobes long. Corolla yellow ; keel as long as or longer than the 



wings. Rachis of the inflorescence thickened at the insertion of the 



pedicels. Bracts bristle-like. — Species 2. East Africa to Natal 



and Mascarene Islands Galactia P. Browne 



298. Wings free from the keel. Flowers small, red. Leaflets large. . . 299 

 Wings adhering to the keel 300 



299. Fruit septate between the seeds, oblong. Seeds globose. Ovules 3 — 5. 



Style thickened below. Standard auricled at the base. — Species i. 



German South-west Africa Neorautanenia Schinz 



Fruit not septate between the seeds, flat, with transversely veined vahes. 

 Seeds reniform. Stjde awl-shaped. Upper calyx-lobes united high up. 



