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phloem
[ floh-em ]
noun
- the part of a vascular bundle consisting of sieve tubes, companion cells, parenchyma, and fibers and forming the food-conducting tissue of a plant.
phloem
/ ˈfləʊɛm /
noun
- tissue in higher plants that conducts synthesized food substances to all parts of the plant
phloem
/ flō′ĕm′ /
- A tissue in vascular plants that conducts food from the leaves and other photosynthetic tissues to other plant parts. Phloem consists of several different kinds of cells: sieve elements, parenchyma cells, sclereids, and fibers. In mature woody plants it forms a sheathlike layer of tissue in the stem, just inside the bark.
Word History and Origins
Origin of phloem1
Word History and Origins
Origin of phloem1
Compare Meanings
How does phloem compare to similar and commonly confused words? Explore the most common comparisons:
Example Sentences
Some insects, including aphids and cicadas, feed on phloem – the living tissue inside plants that carries food made in the leaves to other parts of the plant – and may also benefit from carbon-rich plants.
While beetles gnaw away and burrow through the phloem under the trees' bark, the much smaller, flightless adelgid sucks out the trees' fluids and leaves behind a toxic saliva.
The remnants of the xylem and phloem — tubules that transport water, sugars and nutrients throughout living leaves — somehow become a root.
Most sap-sucking insects drill into a nutrient-dense plant tissue called phloem, but spittlebugs specialize in the much more dilute sap from another tissue, xylem.
Most sap-eating bugs feed from the plant's phloem, which is the tissue that transmits sugar and other metabolic compounds.
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