indigo plant


indigo plant

noun

Definition of INDIGO PLANT

:  a plant that yields indigo; especially :  any of a genus (Indigofera) of leguminous herbs

First Known Use of INDIGO PLANT

1712

indigo plant

noun    (Medical Dictionary)

Medical Definition of INDIGO PLANT

: a plant that yields indigo; especially : any of a genus (Indigofera) of leguminous herbs

indigo plant

noun    (Concise Encyclopedia)

Any shrub or herb in the genus Indigofera of the pea family (see legume). Most occur in warm climates and are silky or hairy. The leaves are usually divided into smaller leaflets. Small rose, purple, or white flowers are borne in spikes or clusters. The fruit is a pod. Some species, particularly I. sumatrana and I. arrecta, were once an important source of indigo dye, a deep navy blue.

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