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(), n.[F. quercitron, the name of the name of tree; L. 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 growing from Maine to eastern Texas. 2. Quercitrin, used as a pigment. See Quercitrin. スポンサード リンク
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