phloem ray

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• phloem ray — n. the portion of a vascular ray in a stem which traverses the phloem …   English World dictionary

• phloem ray — noun : a vascular ray or part of a vascular ray that is located in phloem called also bast ray; compare xylem ray * * * Bot. a vascular ray extending into or located entirely within the secondary phloem. [1870 75] * * * phloem ray, a ray or plate …   Useful english dictionary

• phloem ray — noun Date: 1875 a vascular ray or part of a vascular ray that is located in phloem compare xylem ray …   New Collegiate Dictionary

• phloem ray — Bot. a vascular ray extending into or located entirely within the secondary phloem. [1870 75] * * * …   Universalium

• Phloem — Cross section of a flax plant stem: 1. Pith, 2. Protoxylem, 3. Xylem I, 4. Phloem I, 5. Sclerenchyma (bast fibre), 6. Cortex, 7. Epidermis In vascular plants, phloem is the living tissue that carries organic …   Wikipedia

• ray parenchyma — noun Etymology: ray (II) : the horizontal and usually radially arranged parenchyma that constitutes all or most of a plant ray compare phloem parenchyma, wood parenchyma …   Useful english dictionary

• vascular ray — noun a sheet of vascular tissue separating the vascular bundles • Syn: ↑medullary ray • Hypernyms: ↑vascular tissue * * * noun : a ray of cambial origin that occurs in the stele of many vascular plants and often separates the vascular bundles see …   Useful english dictionary

• xylem ray — noun or xylary ray : a vascular ray or portion of a vascular ray that is located in xylem called also wood ray; compare phloem ray * * * a vascular ray extending into or located entirely within the secondary xylem. Also called wood ray. [1870 75] …   Useful english dictionary

• xylem ray — noun Date: 1875 a vascular ray or portion of a vascular ray located in xylem called also wood ray compare phloem ray …   New Collegiate Dictionary

• bast ray — noun : phloem ray …   Useful english dictionary

• xylem ray — n. a transverse sheet of soft, living cells wholly within the wood or xylem and extending from the pith of a stem to the phloem …   English World dictionary