SIMPSON (N. Douglas) Compiler.. A Bibliographical Index of the British Flora. Including Floras, Herbals, Periodicals, Societies and References Relating to the Identification and Occurrence of Phanerogams, Vascular Cryptograms and Charophytes in the British Isles.1960

Privately Printed, Bournemouth. First Edition, 4to, xx,429pp., one of 750 copies, orig. cloth.