It may mean "of the black poplar". Netherclay Community Woodland is a woodland with oak, ash, black poplar, dogwood and hazel. There are two stories of her metamorphosis into a black poplar. It was constructed of huge black poplar logs hewn on two sides. There are over 350 species of plants, including field scabious, lady's bedstraw and black poplar. It took its name from the Black Poplar trees which once flourished in the area. The black poplar grows in low-lying areas of moist ground. The "Birley Tree" was a 110-year-old Black Poplar. The Black poplar is probably the rarest tree in Sussex, existing as scattered individuals.