J. R.  Palmer, ?Oil-milling adventive plants in North-West Kent 1973-6?, Trans. Kent Field Club, vol. 6, pp. 85 - 90, 1977.

J. R.  Palmer, ?Elaeagnus umbellata on Dartford Heath, w. Kent?, BSBI News, vol. 27, 1981.

J. R.  Palmer, ?Artemisia biennis by the Thames?, BSBI News, vol. 37, pp. 26 - 27, 1984.

J. R.  Palmer, ?Bidens connata in the Thames Estuary?, BSBI News, vol. 37, 1984.

J. R.  Palmer, ?Conyza bonariensis (L.) Cronq. in Central London?, BSBI News, vol. 37, 1984.

J. R.  Palmer, ?Arabis turrita - a garden weed in West Kent?, BSBI News, vol. 36, 1990.

J. R.  Palmer, ?Dittander near old hospitals?, BSBI News, vol. 66, 1994.