Research and Publications
(2004)
Audit Of Non-Native Species In England. English Nature, Peterborough.
(2005) The Flora Of Rum: An Atlantic Island Reserve. Pearman, Truro.
(2008) GB Non-native Species Information Portal: documenting the arrival of non-native species in Britain. Biological Invasions, 16, 2495-2505.
(2014) Hybrid Flora Of The British Isles. Botanical Society of Britain and Ireland, Bristol.
(2015) New Atlas Of The British & Irish Flora. Oxford University Press, Oxford.
(2002) (2017)
Scarce Plants In Britain. Joint Nature Conservation Committee, Peterborough.
(1994) The Vascular Plant Red Data List For Great Britain. Species Status No. 7. Joint Nature Conservation Committee, Peterborough.
(2005) A Vascular Plant Red List For England. Botanical Society of Britain and Ireland, Bristol.
(2014)