quillwort
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quillwort,
common name for several species of the plant genus Isoetes, which grow in ponds, slow streams, and swampy places. See LycopodiophytaLycopodiophyta, division of the plant kingdom consisting of the organisms commonly called club mosses and quillworts. As in other vascular plants, the sporophyte, or spore-producing phase, is the conspicuous generation, and the gametophyte, or gamete-producing phase, is minute.
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quillwort
[′kwil‚wȯrt] (botany)
The common name for plants of the genus Isoetes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.