mesarch
adjective Date: 1891 having metaxylem developed both internal and external to the protoxylem

New Collegiate Dictionary. 2001.

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  • mesarch — [mes′ärk΄, mez′ärk΄] adj. [ MES + Gr archē, beginning] 1. Bot. having the primary xylem maturing from the center toward both the interior and exterior of the stem, as in certain ferns 2. Ecol. beginning in a moderately moist habitat …   English World dictionary

  • mesarch — /mez ahrk, mes , mee zahrk, sahrk/, adj. 1. Bot. (of a primary xylem or root) developing from both the periphery and the center; having the older cells surrounded by the younger cells. 2. Ecol. (of a sere) originating in a mesic habitat. [1890… …   Universalium

  • mesarch — mes·arch …   English syllables

  • mesarch — mes•arch [[t]ˈmɛz ɑrk, ˈmɛs , ˈmi zɑrk, sɑrk[/t]] adj. 1) bot (of a primary xylem or root) developing from both the periphery and the center; having older cells surrounded by younger cells 2) ecl (of a life form) originating in a habitat with a… …   From formal English to slang

  • mesarch — /ˈmɛsak/ (say mesahk) adjective (of a strand or cylinder of primary xylem in a stem or root) having the xylem other than at the edge. {mes(o) + Greek archē beginning} …   Australian English dictionary

  • mesarch — ˈme]ˌzärk, ˈmē], ]ˌsä adjective Etymology: mes + arch 1. : having metaxylem developed both internal and external to the protoxylem 2. : originating in a mesic habitat used of an ecological succession; compare hydrarch, xerarch …   Useful english dictionary

  • mesarch succession — noun An ecological succession originating in a mesic habitat • • • Main Entry: ↑mesarch …   Useful english dictionary

  • Iridopteridales — Zeitraum Mitteldevon bis Oberdevon Systematik ohne Rang: Charophyta Reich: Pflanzen (Plantae) Abteilung …   Deutsch Wikipedia

  • Xylem — Multiple cross sections of a flowering plant stem showing primary and secondary xylem and phloem[1] Xylem is one of the two types of transport tissue in vascular plants. (Phloem is the other). The word xylem is derived from the Classical Greek… …   Wikipedia

  • James Webb Space Telescope — General information Organization NASA[1], with significant contributions from ESA and CSA …   Wikipedia

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