winged fruit

Seedling of Dwarf Japanese knotweed plant Reynoutria or Fallopia japonica compacta

Dwarf japanese knotweed plant Reynoutria japonica compacta

Dwarf Japanese knotweed Fallopia or Reynoutria japonica compacta sketchbook study sheet

Dwarf Japanese knotweed Fallopia or Reynoutria japonica compacta with notes, sketchbook study of this invasive species

Sycamore Acer pseudoplatanus Sketchbook Study page showing blossom, individual flowers, seeds and leaves.  Also includes comparison to the Field Maple Acer campestre and the Norway maple, Acer platanoides.

Elm Ulmus minor pen and ink shaded drawing of the tree shape without leaves