Common Water Primrose

''Ludwigia hexapetala'', the water primrose, is a herbaceous perennial plant of the family Onagraceae. Native to Central and South America, its habitat includes the margins of lakes, ponds, ditches, and streams. Its stems may be immersed or fully emergent. It is a noxious invader of aquatic ecosystems in North America.

This flower is recognized as a dicotyledonous, or dicot, plant, which entails that it has two cotyledons, or seed-leaves. The characteristics of dicots include:
*Netted.. more