<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31454717</termId><termName>Quercus</termName><termType>PT</termType><termNote><![CDATA[ Genus containing around 450 species of ornamental and timber trees and shrubs, found chiefly in north temperate regions and at high altitudes in the tropics. The durable wood has a distinctive coarse grain. The thick bark from some species is used for its buoyancy. Tannins and dyes can be extracted from the bark. Oak emits organic acids as it ages. Many plants commonly called "oak" are not Quercus, including African oak, Australian oak, bull oak, etc. ]]></termNote><termCreatedDate>2026-03-30 21:02:23</termCreatedDate><relation><relationType>UF</relationType><termId>31454718</termId><termName>oak</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31454719</termId><termName>oake</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31435636</termId><termName>Fagaceae</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467759</termId><termName>Quercus coccifera</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467762</termId><termName>Quercus infectoria</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467767</termId><termName>Quercus robur</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467774</termId><termName>Quercus cerris</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467778</termId><termName>Quercus laevis</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467783</termId><termName>Quercus velutina</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467786</termId><termName>Quercus macrocarpa</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467792</termId><termName>Quercus lobata</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467795</termId><termName>Quercus prinus</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467798</termId><termName>Quercus michauxii</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467802</termId><termName>Quercus muehlenbergii</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467807</termId><termName>Quercus prinoides</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467812</termId><termName>Quercus petraea</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467816</termId><termName>Quercus laurifolia</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467823</termId><termName>Quercus imbricaria</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467828</termId><termName>Quercus lyrata</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467831</termId><termName>Quercus virginiana</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467838</termId><termName>Quercus agrifolia</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467841</termId><termName>Quercus bicolor</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467843</termId><termName>Quercus palustris</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467846</termId><termName>Quercus stellata</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467849</termId><termName>red oak</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467850</termId><termName>white oak</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467851</termId><termName>Quercus alba</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467855</termId><termName>Quercus rubra</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467859</termId><termName>Quercus falcata</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467867</termId><termName>Quercus shumardii</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467876</termId><termName>Quercus coccinea</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467878</termId><termName>Quercus macrolepis</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467884</termId><termName>Quercus garryana</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467889</termId><termName>Quercus suber</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31467891</termId><termName>Quercus ilex</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31370568</termId><termName>acorns</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31456651</termId><termName>oak</termName><termType>PT</termType></relation></term>  </Zthes>