Indigofera. | LEGUMINOSAE. 93 
into minute teeth. Racemes usually axillary. Stamens diadelphous. Ovary 
with 2 or more ovules, rarely with a single ovule 
2. MEDICAGO, I. 
Pod very much curved, usually spirally twisted, or sometimes 1-seeded 
and reniform, and then with much curved veins. 
A considerable genus, is species porcine all indigenous to the Mediterranean region. 
7 1. M. lupulina, LZ. — DC. Prod. II, 172. — sagt npn 
with several decumbent or ascending pubescent stem ong. 
Stipules entire. Leaves pubescent, with 3 obovate or pa ere 
toothed leaflets. Flowers very small, yellow, in short dense pedunculate 
axillary racemes. Pod very small, scarcely 1'/2‘’ long, ovoid-reniform, 
rather thick, glabrous or pubescent, black when ripe, with a single 
seed. — Benth. Fl. Hon 
Eee, 1. 
On grassy plains near Honolulu and elsewhere. 
TripE Il. GALEGEAE. 
Herbs, not twining, or shrubs, trees or woody climbers. Leaves pinnate, 
often atipa ellate acemes axillary or terminal. Stamens monadelphous 
or Edi tetera. Ovary with 2 or mere ovules. Pod opening into 2 valves. 
3. INDIGOFERA, L. 
Calyx small, broadly and obliquely campanulate, with 5 teeth or lobes, 
the lowest the sini Standard ovate or orbicular. Keel erect, with 
long claws and mall protuberance or spur on each side above t 
claw. Stamens cdaueui. the sheath slender and usually persi sehen 
after the fall of the petals. Anthers nares with a small gland or point. 
Ovary sessile or nearly so, with several ovules. Pod usually slender, 
cylindrical or 4-angled, with ssh ctaes cellular partitions between the 
seeds, —- flattened, or, when reduced to a single seed, nearly globular. 
+> Herb bs, hoary or sprinkled with appressed hairs. Leaves 
usually Hustlin (sometimes reduced to 3 or 1 leaflets), with small 
stipules. Flowers in axillary racemes, purplish or red. 
A large genus, widely spread over tropical Asia and posrang but still more abundant 
in tropical and southern Africa, with a few Australian species 
t1.1. Anil, L..— DC. Prod. If, 225. — An sieicuaiecnt 3—5 ft. high, 
hoary on the branches and underside of the leaves. Leaflets in 2—8 pairs 
besides the terminal one, obovate or oblong, 6—12‘ long, all opposite 
owers scarcely exceeding 2“, in short, dense, almost sessile racemes, on 
very short recurved pedicels. aloe campanulate, with short broad teeth. 
Pods about 1/2‘ long, usually densely packed and much perch. slightly 
tetragonous, with 6—10 seeds. — Benth. Fl. Hongk. p 
