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Indigofera tinctoria [2], also called true indigo, is a species of plant from the bean family that was one of the original sources of indigo dye. Description.
Indigo is a natural dye extracted from the leaves of some plants of the Indigofera genus, in particular Indigofera tinctoria. Dye-bearing Indigofera plants were commonly grown and used throughout the world, particularly in Asia, with the production of indigo dyestuff economically important due to the historical rarity of other blue dyestuffs. [1]
The chemical aniline, from which many important dyes are derived, was first synthesized from Indigofera suffruticosa (syn. Indigofera anil, whence the name aniline). In Indonesia, the Sundanese use Indigofera tinctoria (known locally as tarum or nila) as dye for batik. Marco Polo was the first to report on the preparation of indigo in India.
Traditional natural dyeing (Korean blue – Persicaria tinctoria) Blue colorants around the world were derived from indigo dye-bearing plants, primarily those in the genus Indigofera, which are native to the tropics. The primary commercial indigo species in Asia was true indigo (Indigofera tinctoria).
I. tinctoria may refer to: Impatiens tinctoria, the dyers busy lizzie, a species of flowering plant in the balsam family Balsaminaceae; Indigofera tinctoria, the true indigo, a plant species; Isatis tinctoria, woad, a flowering plant species
Persicaria tinctoria is a species of flowering plant in the buckwheat family. Common names include Chinese indigo , Japanese indigo and dyer's knotweed . [ 2 ] [ 3 ] [ 4 ] It is native to Eastern Europe and Asia.
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Indigofera linnaei is a spreading, usually prostrate woody herb, 15–50 cm high with a long taproot, [8] which forms a flat mat up to 1.5 m across, and up to 45 cm high. [6] The compound leaves are up to 3 cm long, with (generally) 7 or 9 obovate, alternate leaflets which have a mucronate apex and are about 8–15 mm long and 2–5 mm wide ...