E. J.  Clement, ?Pokeweeds (Phytolacca ssp.) in Britain?, BSBI News, vol. 32, pp. 22 - 23, 1982.

E. J.  Clement, ?Aliens and adventives. Adventive news 22. Mixed bag?, BSBI News, vol. 30, pp. 12 - 14, 1982.

E. J.  Clement, ?Adventive news 22?, BSBI News, vol. 30, pp. 10 - 14, 1982.

E. J.  Clement, ?Adventive news 23. Mixed bag?, BSBI News, vol. 32, pp. 18 - 20, 1982.

J. M.  Stoddart, ?Sweet brome (Bromus carinatus)?, BSBI News, vol. 32, 1982.