Phloem The Plumeria > Phloem Posted on September 13, 2016November 10, 2022 by PlumeriaDB The principle nutrient-conducting structure of vascular plants. Related Articles: Gibberellic acid in plantsWater Uptake and Transport in Vascular PlantsGlossary: CambiumGlossary: MicronutrientsGlossary: Root meristem