Medicago. | XLVII. § PAPILIONACE (BAKER). 51 
1. M. lupulina, Zinn. ; DC. Prod. ii. 172. Stems biennial herba- 
ceous, 1 ft. or more long, procumbent, copiously branched, slightly 
downy. Stipules 1-8 in. long, toothed, the free part lanceolate acu- 
minate. Leaflets obovate, toothed. Flowers in long-stalked rounded 
heads. Pedicels short. Calyx subtubular, with lanceolate teeth. 
Corolla bright yellow, twice the calyx. Pod 1-seeded, reniform, with 
an incurved point, reticulate, ultimately black.—E. B. t. 971. 
Wile Land. Abyssinia, Schimper! 
All through Europe to Siberia and India; introduced in N. America. 
2. M. orbicularis, All.; DC. Prod. ii. 174. Stems annual, subgla- 
brous, 1 ft. or more long, diffuse. Stipules short, laciniated. Petioles 
—3 in. long. Leaflets obovate-cuneate, toothed, $-} in. long. Pe- 
duncles 4-1 in. long, 2-8-flowered. Calyx 4 in. long, teeth linear. 
Pods 4—3 in. broad, of 38-5 spirals which grow gradually smaller up- 
wards, entirely spineless, the faces glabrous, prominently reticulato- 
rugose.—A. Rich. Fl. Abyss. i. 164. 
Nile Land. Abyssinia, Schimper and Quartin-Dillon. 
A Mediterranean species, reaching the Canaries, Syria, and Scinde. 
3. M. minima, Lam.; DC. Prod. ii. 178, Stem annual, 6 in. long, 
diffuse, downy. Stipules with lanceolate free points, outer edge entire 
or slightly toothed. Petioles under 4 in. long. Leaflets obovate- 
cuneate, finely toothed. Flowers in short-stalked clusters of 2-4. 
Calyx one line long, thinly hairy, teeth linear, reaching more than half- 
way down. Corolla yellow, half as long again as the calyx. Pod glo- 
ose, with 3-5 spirals, } in. broad without the spines, the faces hidden 
and finely-veined.—E.B.S. t. 2635. M. greca, Horn. Hort. Hafn. 24. 
A. Rich. Fl. Abyss. i. 165. 
Nile Land. Abyssinia, Schimper! 
A common European and West Asian species. 
4. M. laciniata, All. ; DC. Prod. ii. 180. Annual, very diffuse, the 
whole plant glabrous. Stipules laciniate. Leaflets obovate-cuneate, 2-4 
lines long, sharply toothed. Flowers 1—2 on short peduncles. Calyx 
s in. deep, teeth lanceolate acuminate. Corolla bright yellow, half as 
long again as the calyx. Pod globose, 2 lines broad exclusive of the 
Spines, with 4-5 densely muricated spirals, the finely veined faces 
quite hidden. 
Nile Land. Abyssinia, Schweinfurth. 2 
All round the Mediterranean, and also one of the few Cape species. 
5. M. denticulata, Willd.; DC. Prod. ii. 176, Stem annual, 6-12 
in. long, diffuse, subglabrous. Stipules laciniated, the free aL linear. 
Leatlets obovate-cuneate, toothed. Peduncles an inch long, the 
flowers in heads of 3-6. Pedicels shorter than the calyx, which is a 
line long, teeth lanceolate-subulate. Corolla yellow, halt as long again 
as the calyx. Pod glabrous, globose, } in. broad without the spines, 
with 2~4 spirals, the faces reticulated with raised veins, * cast 
