Papers of the Department of Botany comprising: DF400 Botany Departmental correspondence;
DF401 Registers of Botany departmental correspondence;
DF402 Botany finance and accounts;
DF403 Botany Reports to Trustees and other official documents;
DF404 Keeper of Botany's correspondence and papers;
DF405 Papers of the editors of the Journal of Botany;
DF406 Keeper of Botany's subject files;
DF407 Keeper of Botany's Staff Files and Official Diaries;
DF408 Botany Annual Reports of Progress;
DF409 Exhibitions in the Botany Gallery;
DF410 Biographical index by Britten, Boulger and Rendle, papers;
DF411 The Island of Mull (1978), data sheets, papers and correspondence;
DF412 Botany Departmental visitors' books;
DF413 Botany Acquisition and loan records;
DF414 Parcel Books;
DF415 Equipment Registers and Collecting Materials;
DF420 Correspondence and Papers of Antony Gepp;
DF421 Agal Section correspondence and papers;
DF422 Diatom Section correspondence and papers;
DF423 Lichen Section correspondence and papers;
DF424 Fern Section correspondence and papers;
DF425 Mycology Section correspondence and papers;
DF426 Cryptogamic Herbarium Visitors Books;
DF427 Cryptogamic Herbarium Accession Records;

DF440 General Herbarium Correspondence and Papers;
DF441 General Herbarium visitors books;
DF442 European Herbarium correspondence and papers;
DF443 European Herbarium visitors' books;
DF444 British Herbarium tract collection manuscripts;
DF445 British Herbarium, papers associated with plant collections;
DF460 Botany Library Accession Records;
DF461 Botany Librarian's correspondence.

Histoire de l'Académie Royale des Sciences et Belles Lettres de Berlin, avec des Mémoires: Classe de Philosophie Expérimentale. Illustrated with folding and other pen and wash drawings. Produced in Berlin, 1748-1757.

Papers of Arthur Cotton, 1907-1952, comprising four series. The first is a collection of correspondence, dating from 1907 to 1952, addressed to and from Arthur Cotton, primarily from other botanists and botanical in subject (COT/1). The second series consists of a bound notebook containing Cotton's findings of his trips to Clare Island from 1909 to 1911 (COT/2). The third series contains photographs relating to various species of Senecio from botanical trips to Africa between 1930 to 1948 (COT/3). The fourth and final series contains botanical works, papers and a monograph written by Cotton, referring to his work on Myrionema, c 1910 to 1935 (COT/4)

Papers on medical mycology 1950-1964, including records of the informal meetings of the Medical Research Council Medical Mycology Committee and the Industrial Epidermophytosis (Miners' Foot Ringworm) Committee.