sieve area

sieve area
(PORIFERA)
The area containing inhalant apertures.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • sieve area — noun also sieve field : an area in the wall of a sieve tube element, sieve cell, or parenchyma cell in which are clustered pores through which cytoplasmic connections pass to adjoining cells and which in sieve tube elements are typically most… …   Useful english dictionary

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  • prosopyle — n. [Gr. proso, forward; pyle, gate] (PORIFERA) The opening of the incurrent canal into the flagellated chamber; sieve area …   Dictionary of invertebrate zoology

  • angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction       any member of the more than 300,000 species of flowering plants (division Anthophyta) …   Universalium

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