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Phloem

(Science: plant biology) tissue forming part of the plant vascular system, responsible for the transport of organic materials, especially sucrose, from the leaves to the rest of the plant. Consists of sieve tubes, companion cells, fibre cells and parenchyma. (botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where needed; consists primarily of sieve tubes.A [[tissue Involved in transport within a plant, characterised by the present of [[sieve Tubes and companion cells. [[Phloems are situated in the [[vascular Bundles, and are responsible for the transportation of organic substances across the plant.