B.  Edwards, Aptroot, A., Hawksworth, D. L., and James, P. W., ?Lecanora Ach. in Luyken (1809)?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 465-502.

B. J.  Coppins, James, P. W., and Orange, A., ?Anisomeridium?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 148-150.

V.  Giavarini, Purvis, O. W., and James, P. W., ?Chaenotheca?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 297-303.

O. L.  Gilbert, Coppins, B. J., and James, P. W., ?Polychidium?, in Lichens of Great Britain and Ireland, 2009, pp. 727-728.

B.  Benfield, Orange, A., and James, P. W., ?Graphis?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 415-417.

S. H. J. J.  Louwhoff, James, P. W., and Smith, C. W., ?Xanthoparmelia?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 963-967.

B.  Benfield, Coppins, B. J., and James, P. W., ?Phaeographis?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 691-693.

P. W.  James and Hawksworth, D. L., ?Thelotrema?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 891-893.

N. A.  Sanderson, James, P. W., and Dobson, F. S., ?Enterographa?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 387-389.

P. W.  James and Watson, M. F., ?Mycoblastus?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 615-618.

A.  Orange, Purvis, O. W., and James, P. W., ?Polyblastia?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 722-727.

A.  Orange, Purvis, O. W., and James, P. W., ?Staurothele?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 852-856.

P. W.  James and Purvis, O. W., ?Parmeliella?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 654-656.

S. H. J. J.  Louwhoff, Purvis, O. W., and James, P. W., ?Parmelia?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009.

O. L.  Gilbert, Purvis, O. W., and James, P. W., ?Solenopsora?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 843-844.

P. W.  James, ?Japewiella?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 449-450.

C. J.  Hitch, James, P. W., and Dalby, D. H., ?Baeomyces?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 208-210.

B. W.  Edwards, James, P. W., and Purvis, O. W., ?Scoliciosporum?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 839-841.

A.  Fletcher, James, P. W., and Purvis, O. W., ?Ochrolechia?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 626-631.

O. L.  Gilbert, James, P. W., and Woods, R. G., ?Gyalecta?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 417-421.

A.  Fletcher, Purvis, O. W., and James, P. W., ?Bryophagus?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, p. 223.

S. P.  Chambers, Gilbert, O. L., James, P. W., Aptroot, A., and Purvis, O. W., ?Pertusaria?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 673-687.

O. L.  Gilbert and James, P. W., ?Placynthium?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009.

C. J. B.  Hitch, Timdal, E., and James, P. W., ?Toninia?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 895-903.

B.  Edwards, Aptroot, A., Hawksworth, D. L., and James, P. W., ?Lecanora?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 465-502.

A.  Pentecost and James, P. W., ?Opegrapha?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 631-647.

O. L.  Gilbert and James, P. W., ?Candelariella?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 275-278.

P. W.  James, ?Cladonia?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 309-338.

A.  Orange, Purvis, O. W., and James, P. W., ?Porina?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 729-737.

A.  Fletcher, James, P. W., and Purvis, O. W., ?Ramalina?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 781-787.

A.  Fletcher, Purvis, O. W., and James, P. W., ?Lecidella?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 519-525.

P. W.  James and Purvis, O. W., ?Sticta?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009, pp. 865-867.

B.  Benfield, James, P. W., and Hitch, C. J. B., ?Phlyctis?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009.

O. L.  Gilbert, James, P. W., and Purvis, O. W., ?Collema?, in Lichens of Great Britain and Ireland, 2009.

C. J. B.  Hitch, Fletcher, A., Purvis, O. W., and James, P. W., ?Peltigera?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009.

P. W.  James and White, J. F., ?Studies on the genus Nephroma I. The European and Macaronesian species?, Lichenologist, vol. 19, pp. 215-268, 1987.

P. W.  James and White, F. J., ?Nephroma?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009.

O. W.  Purvis and James, P. W., ?Lichens of the Coniston copper mines?, Lichenologist, vol. 17, pp. 221-237, 1985.

A.  Fletcher, James, P. W., and Purvis, O. W., ?Lecania?, in Lichens of Great Britain & Ireland, London: British Lichen Society, 2009.

O. L.  Gilbert, James, P. W., and Woods, R. G., ?Gyalidea?, in Lichens of Great Britain & Ireland, London: British Lichen Society, 2009.

P. W.  James and Duke, T., ?Biatorella?, in Lichens of Great Britain & Ireland, London: British Lichen Society, 2009.

P. W.  James, ?Cladonia?, in Lichens of Great Britain & Ireland, London: British Lichen Society, 2009.

P. W.  James and Fletcher, A., ?Megaspora?, in Lichens of Great Britain & Ireland, London: British Lichen Society, 2009.

V.  Giavarini, James, P. W., and Purvis, O. W., ?Rinodina?, in Lichens of Great Britain & Ireland, London: British Lichen Society, 2009, pp. 812-825.

P. W.  James, Clerc, P., and Purvis, O. W., ?Usnea?, in Lichens of Great Britain and Ireland, London: British Lichen Society, 2009.

A.  Fletcher, James, P. W., and Purvis, O. W., ?Acarospora?, in Lichens of Great Britain & Ireland, London: British Lichen Society, 2009, pp. 3-11.

P. W.  James and Henssen, A., ?The morphological and taxonomic significance of cephalodia?, in Lichenology: Progress and Problems (Brown, D.H., Hawksworth, D.L. & Bailey, R.H., eds), London etc.: Academic Press, 1976, pp. 27-77.

P. W.  James, Hawksworth, D. L., and Rose, F., ?Lichen communities in the British Isles: a preliminary conspectus?, in Lichen Ecology (ed. Seaward, M.R.D.), London etc.: Academic Press, 1977, pp. 295-413.

C. W.  Smith, Aptroot, A., Coppins, B. J., Fletcher, A., Gilbert, O. L., James, P. W., and Wolseley, P. A., The Lichens of Great Britain and Ireland. London, UK: British Lichen Society, 2009, p. 1046 pp.