Definition that contains alluvial soil
- napaea dioica tall coarse American herb having palmate leaves and numerous small white dioecious flowers; found wild in most alluvial soils of eastern and central United States
- flooded gum any of several Australian gum trees growing on moist or alluvial soil
- glade mallow tall coarse American herb having palmate leaves and numerous small white dioecious flowers; found wild in most alluvial soils of eastern and central United States