
1) Black oak 2) Dyestuff 3) The bark itself
Found on
https://www.crosswordclues.com/clue/quercitron

1) Oak
Found on
https://www.crosswordclues.com/clue/quercitron

Quercitron is a yellow natural dye obtained from the bark of the Eastern Black Oak (Quercus velutina), a forest tree indigenous in North America. The name is a shortened form of quercicitron, from Latin quercus, oak, and citron, lemon, and was invented by Dr Edward Bancroft (1744–1821), who by act of parliament in 1785 was granted special privil...
Found on
http://en.wikipedia.org/wiki/Quercitron

yellowish pigment derived from bark of a variety of oak
Found on
http://phrontistery.info/q.html

• (n.) Quercitrin, used as a pigment. See Quercitrin. • (n.) The yellow inner bark of the Quercus tinctoria, the American black oak, yellow oak, dyer`s oak, or quercitron oak, a large forest tree growing from Maine to eastern Texas.
Found on
http://thinkexist.com/dictionary/meaning/quercitron/

1. The yellow inner bark of the Quercus tinctoria, the American black oak, yellow oak, dyer's oak, or quercitron oak, a large forest tree growing from Maine to eastern Texas. ... 2. Quercitrin, used as a pigment. See Quercitrin. ... Origin: F. Quercitron, the name of the name of tree; L. Quercus an oak + citrus the citron tree. ... Source: Websters...
Found on
http://www.encyclo.co.uk/local/20973
Quer'cit·ron noun [ French
quercitron , the name of the name of tree; Latin
quercus an oak +
citrus the citron
tree .]
1. The yellow inner bark of the
Quercus tinctoria , the American black oak, yellow oak, dyer's oak, or quercitron oak, a large forest tree ...
Found on
http://www.encyclo.co.uk/webster/Q/8

[
n] - a yellow dye made from the bark of the quercitron oak tree
Found on
http://www.webdictionary.co.uk/definition.php?query=quercitron

quercitron 1. The yellow inner bark of the Quercus tinctoria, the American black oak, yellow oak, dyer's oak, or quercitron oak, a large forest tree growing from Maine to eastern Texas. 2. Quercitrin, used as a pigment.
Found on
http://www.wordinfo.info/words/index/info/view_unit/1819/
noun a yellow dye made from the bark of the quercitron oak tree
Found on
https://www.encyclo.co.uk/local/20974

an oak, Quercus velutina, of eastern North America, the inner bark of which yields a yellow dye. · the bark itself. · the dye obtained from this bark.
Found on
https://www.infoplease.com/dictionary/quercitron
No exact match found.