Myriophyllum
noun
Myr·i·o·phyl·lum
\ˌmirēōˈfiləm\
Definition of Myriophyllum
: a widely distributed genus of submerged aquatic plants (family Haloragaceae) having much-divided whorled or alternate leaves and emersed wind-pollinated flowers — see water milfoil
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Origin and Etymology of myriophyllum
New Latin, from Latin myriophyllon water milfoil, from Greek, from myrio- myri- + phyllon leaf
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