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mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Flora marina</topic></authority><related type="other"><topic>Ecología marina</topic></related><related type="other"><topic>Mares y océanos</topic></related><related type="other"><topic>Flora de agua dulce</topic></related><related type="broader"><topic>Flora</topic></related><related type="broader"><topic>Plantas acuáticas</topic></related><related type="broader"><topic>Biología marina</topic></related><variant type="other"><topic>Flora acuática</topic></variant></mads>