elodea

[ ih-loh-dee-uh ]

/ ɪˈloʊ di ə /

any of several New World submersed aquatic plants of the genus Elodea, having numerous, usually whorled leaves.

Words nearby elodea

< New Latin (1803), equivalent to Greek (h)elṓd(ēs) marshy (derivative of hélos marsh; see -ode¹) + New Latin -ea -ea

Also called anacharis, ditchmoss, waterweed.

To see this the whole leaf of Elodea, or a section of that of Vallisneria, may be used.
Elements of Structural and Systematic Botany|Douglas Houghton Campbell
Very many thanks about the Elodea, which case interests me much.
More Letters of Charles Darwin|Charles Darwin
The bacterial dance is therefore evidence of the act of assimilation carried on by the Elodea leaf.
Rustic Sounds|Francis Darwin