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endosperm tissue

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  • Endosperm — is the tissue produced in the seeds of most flowering plants around the time of fertilization. It surrounds the embryo and provides nutrition in the form of starch, though it can also contain oils and protein. This makes endosperm an important… …   Wikipedia

  • endosperm — Tissue present in the seeds of angiosperms, external to and surrounding the embryo, that it provides with nourishment in the form of starch or other food reserves. Formed by the division of the endosperm mother cell after fertilization; may be… …   Dictionary of molecular biology

  • endosperm — [en′dō spʉrm΄] n. [ ENDO + SPERM1] a tissue which surrounds the developing embryo of a seed and provides food for its growth endospermic adj. endospermous …   English World dictionary

  • endosperm — /en deuh sperrm /, n. Bot. nutritive matter in seed plant ovules, derived from the embryo sac. [1840 50; < F endosperme; see ENDO , SPERM] * * * ▪ plant tissue       tissue that surrounds and nourishes the embryo in the angiosperm seed. The… …   Universalium

  • endosperm — Tripliod tissue of seeds composed mostly of starch containing cells, that arises from the fusion of a sperm nucleus with two polar nuclei of the embryo sac. In some seeds, the endosperm persists as a storage tissue and is used to nourish the… …   Combined glossary of agriculture

  • endosperm — noun Etymology: French endosperme, from end + Greek sperma seed more at sperm Date: 1819 a nutritive tissue in seed plants formed within the embryo sac by division of the endosperm nucleus …   New Collegiate Dictionary

  • endosperm — The nutritive tissue that develops in the seed of most angiosperms, containing varying proportions of carbohydrate (usually starch), protein and lipid. In most diploid plants, the endosperm is triploid …   Glossary of Biotechnology

  • endosperm — noun tissue surrounding the embryo of flowering plant seeds, that provides nutrition to the developing embryo; usually triploid …   Wiktionary

  • endosperm — A storage tissue found in many seeds that nourishes the embryo of a plant. * * * en·do·sperm (enґdo spərm) a substance containing reserve food materials, formed within the embryo sac of plants …   Medical dictionary

  • endosperm — n. nutritive tissue in a seed of a flowering plant that surrounds the embryo (Botany) …   English contemporary dictionary

  • endosperm —   Triploid (or more) nutritive tissue within angiosperm seeds; misapplied to the megagametophyte of cycad seeds …   Expanded glossary of Cycad terms

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