Egeria (plant) particularly in Europe, fast-growing, adaptable plants such as "Egeria" can spread quickly and cause major damage to native plants and wildlife. Egeria (plant) Egeria is a genus of three species of aquatic plants in the family Hydrocharitaceae described as a genus in 1849. native to warm-temperate South America. The genus was formerly included in the related genus "Elodea", from which it differs in having the leaves in whorls of four or more, not three, and in having more conspicuous flowers with larger (particularly broader) petals. "Egeria" is found in many temperate and subtropical regions throughout the world as an introduced,
Eremophila (plant) Eremophila (plant) Eremophila is a genus of more than 260 species of plants in the figwort family, Scrophulariaceae all of which are endemic to mainland Australia. (One species, "Eremophila debilis" is thought to be a recent arrival in New Zealand). Eremophilas are widespread in the arid areas of Australia, especially Western Australia and range in size from low-growing shrubs to small trees. The petals are joined, at least at their bases, into a tube with the upper petals different in size and shape from the lower ones. Some species have common names including emu bush, poverty bush or fuchsia bush,