QUERCITRON is validvalid

a North American oak, the dyer's oak; its inner bark, a source of quercetin and flavin

137,855 of 196,601 in NWL2023·also valid in CSW24

a North American oak, the dyer's oak; its inner bark, a source of quercetin and flavin

195,743 of 280,887 in CSW24·also valid in NWL2023

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