=LDR 22 4500 =001 1886 =082 04$a581.942 CLA =100 1\$aClapham, A. R. =245 10$aFlora of the British Isles =260 \\$aLondon :$bCambridge University Press,$c1962 =650 \0$aBooks =700 1\$aTutin, T. G. =700 1\$aWarburg, E. F. =852 \\$bFreeman Library$h581.942 CLA