244 
CALYCIFLOIi/E. 
with a subulate spur, at length frequently elastically 
deflected. Stamens diadelphous. Style filiform, 
glabrous. Legume subterete or plane or tetragonal, 
many-seeded, 2-valved, rarely few-seeded and ovate, 
or 1 -seeded and subglobose : seeds ovate, truncated at 
both ends, frequently separated by cellulose isthmi. — 
De Cci?id. 
Herbaceous or suffrutieose plants. Stipules distinct from 
the petiole, small. Peduncles axillary. Flowers racemose, 
purple, blue, or white. Leaves simple, impari- pinnate, or di- 
gitate. Hairs generally strigose and appressed. — Name, from 
Indicum, a plant, described by Pliny, as brought from India, 
and fero, to bear. 
1. Indigofera argentea. Silvery -leaved Indigo. 
Fruticose, branches terete silky-whitish with an 
appressed pubescence, leaflets 1-2-paired obovate 
sericeo-pubescent, racemes shorter than the leaf, 
legumes pendulous subcompressed torulose canescent 
2- 4-seeded. 
I. articulata, Gnoan , III. 49. — I. glauca, Lamarck, Encycl. 
III. 236. — I. tinctoria, Forsk. descr. 138. 
HAB. Cultivated. 
FL. Throughout the year. 
This species of Indigo was formerly a common weed in the 
Botanic Garden at Bath. It is cultivated, in Egypt and Bar- 
bary, for the manufacture of Indigo. The grain of the fecula, 
procured from it, is said not to be so large as in the other 
sorts ; but the plant itself is more hardy, and resists better the 
attacks of insects, and effects of heavy rains. 
2. Indigofera Anil. Wild Indigo. 
Stem suffrutieose erect, leaflets 4-5-paired oblong 
acute at the base rounded and mucronate at the apex 
appresso-puberulous especially beneath, racemes axil- 
lary shorter than the leaves, legumes arcuate deflected 
3- 6-seeded. 
HAB. Common every where. 
FL. Throughout the year. 
A shrub, 4-12 feet in height, erect: branches towards their 
extremities anguloso-sulcated, incano-puberulous with minute 
appressed reverted hairs. Leaflets petiolulated, 5-paired with 
an odd one, obovato-oblong, mucronate, snbglabrous and of a 
