Hydrilla verticillata Hydrilla verticillataCommon name(s): Esthwaite Waterweed, Florida ElodeaFamily: HydrocharitaceaeOrigin: Africa, Asia, EuropeCategories: Aquatic Plants |More species from the Hydrocharitaceae family Limnobium laevigatum Egeria densa Elodea canadensis Blyxa japonica Najas guadalupensis Elodea nuttallii Najas indica Lagarosiphon major Egeria najas