sieve elements
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Related to sieve element: sieve plate, sieve tube
sieve elements
[′siv ‚el·ə·məns] (botany)
The food-conducting cells of phloem tissue; may be either sieve cells (in seedless vascular plants and gymnosperms) or sieve-tube members (in angiosperms).
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.