Found 2 items, similar to Indigofera Anil.
English → English
Definition: Indigofera anil
n : shrub of West Indies and South America that is a source of
indigo dye [syn: anil
, Indigofera suffruticosa
English → English
Definition: Indigofera Anil
Having the color of, pertaining to, or derived from, indigo.
(Bot.), the fruit of the West Indian shrub
, used as a blue dye.
(Zo["o]l.), a small North American finch
). The male is indigo blue in color.
Called also indigo bunting
(a) The essential coloring material of commercial indigo,
from which it is obtained as a dark blue earthy powder,
with a reddish luster, C16H10N2O2
, which may be
crystallized by sublimation. Indigo blue is also made
from artificial amido cinnamic acid, and from artificial
isatine; and these methods are of great commercial
importance. Called also indigotin
(b) A dark, dull blue color like the indigo of commerce.
(Chem.), a brown resinous substance found in
, a green obtained from indigo.
(Bot.), a leguminous plant of several species
), from which indigo is prepared. The
different varieties are natives of Asia, Africa, and
America. Several species are cultivated, of which the most
important are the Indigofera tinctoria
, or common indigo plant
, the Indigofera Anil
, a larger species,
and the Indigofera disperma
, a purple obtained from indigo.
, a dyestuff, isomeric with indigo blue, obtained
from crude indigo as a dark brown amorphous powder.
(Zo["o]l.), the gopher snake.
, a white crystalline powder obtained by
reduction from indigo blue, and by oxidation easily
changed back to it; -- called also indigogen
, a substance obtained from indigo.
, n.; pl. Indigoes
. [F. indigo, Sp. indigo,
indico, L. indicum indigo, fr. Indicus Indian. See Indian
1. A kind of deep blue, one of the seven prismatic colors.
2. (Chem.) A blue dyestuff obtained from several plants
belonging to very different genera and orders, such as,
the woad, Isatis tinctoria
, Indigofera tinctoria
), Indigofera Anil
, Nereum tinctorium
Ait. (family Polygonaceae
called also natural indigo
. It is a dark blue earthy
substance, tasteless and odorless, with a copper-violet
luster when rubbed. Indigo does not exist in the plants as
such, but is obtained by decomposition of the glycoside
Note: Commercial indigo contains the essential coloring
principle indigo blue or indigotine, with several other
dyes; as, indigo red, indigo brown, etc., and various
impurities. Indigo is insoluble in ordinary reagents,
with the exception of strong sulphuric acid.
(Bot.), Isatis indigotica
, a kind of woad.
(Bot.), the American herb Baptisia tinctoria
which yields a poor quality of indigo, as do several other
species of the same genus.
, n. [NL., from E. indigo + L. ferre
to bear.] (Bot.)
A genus of leguminous plants (family Leguminosae
many species, mostly in tropical countries, several of them
yielding indigo, esp. Indigofera tinctoria
, Indigofera suffroticosa
, and Indigofera Anil