Science / Biology / Phloem: Tissue in the vascular system of plants that moves dissolved sugars and other products of photosynthesis from the leaves to other regions of the plant. Phloem tissue consists of cells called sieve tubes and companion cells. Cells of the vascular system in plants that transport food from leaves to other areas of the plant.
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Science / Biology / Secondary Phloem: Phloem produced by the vascular cambium in a woody plant stem or root. MORE
Science / Biology / Sieve Tube Members: Phloem cells that form long sieve tubes. See sieve elements. MORE