@article{Heyligers2008,
  author    = {Petrus C. Heyligers},
  title     = {Flora of the Stockton and Port Hunter sandy foreshores with comments on fifteen notable introduced species},
  journal   = {Cunninghamia : a journal of plant ecology for eastern Australia},
  volume    = {10},
  number    = {3},
  pages     = {493 -- 511},
  year      = {2008},
}