INDIGO. 
DIADELPIIIA DECANDRIA. 
GENERIC CHARACTER. 
Calyx of one leaf, with five teeth. 
Corolla papilionaceous. 
Seed-vessel a long pod, filled with kidney-shaped seeds. 
SPECIFIC CHARACTER. 
Indig ofera Anil, I. foliis pinnatis oblongis trijugis, racemis 
folio brevioribus, leguminibus falcatis, 
caule fruticoso. Linn. Spec. Plant. Willd. 
6. p. 1236. 
Leaves pinnated, oblong, three pair of leaf- 
lets together; flower-stalk shorter than 
the leaves ; pod hooked ; stem shrubby. 
Indigofera foliis pinnatis; foliolis ellipticis 
acutiusculis, leguminibus declinatis re- 
curvis, caule erecto. Mant. 2. p. 2/2. 
Indigo. . . . Nouv. Diet, d’ Hist. Nat. 12. p. 14. 
pi. E 18. fig. 1. 
This and the Indigofera tinctoria , to which it is 
very nearly allied both in appearance and proper- 
ties, are the two species of this genus which are 
principally cultivated for their colouring matter. 
