TY - CHAP T1 - Lichen communities in the British Isles: a preliminary conspectus T2 - Lichen Ecology (ed. Seaward, M.R.D.) Y1 - 1977 A1 - James, P.W. A1 - Hawksworth, D.L. A1 - Rose, F. SP - 295 EP - 413 JF - Lichen Ecology (ed. Seaward, M.R.D.) PB - Academic Press CY - London etc. ER -