| RefNo | Title |
| DF/BOT/440/1 | Britten, James: Correspondence and Papers |
| DF/BOT/440/1/21/3 | Correspondence of James Britten and George Boulger |
| DF/BOT/440/1/2 | Britten, James: Letters on the Welwitsch Collection of African plants from Dr Hans Schinz and W P Hiern |
| DF/BOT/440/1/20 | Britten, James: Index of unpublished plant names |
| DF/BOT/440/1/12 | Britten, James: Notes on Brazilian flora |
| DF/BOT/440/1/1 | Britten, James: General correspondence |
| DF/BOT/440/1/6 | Britten, James: Notes and correspondence on the Gage family |
| DF/BOT/440/1/14 | Britten, James: Notes on James Forbes and St Helena |
| DF/BOT/440/1/16 | Britten, James: Notes on Alexander Russell's 'The Natural History of Aleppo' [Syria] |
| DF/BOT/440/1/17 | Britten, James: Correspondence |
| DF/BOT/440/1/19 | Britten, James: 'List of Plants': an index to the popular names of plants current in the counties of England |
| DF/BOT/440/1/11 | Britten, James: Notes on 'Friedrich Ehrhart and his Exsiccatae; Ehrhart and the Supplementum Plantarum' (published Journal of Botany vol. 60/61) |
| DF/BOT/404/1/2/19 | Britten, James |
| DF/BOT/440/1/13 | Britten, James: Notes on Sir Joseph Banks and Daniel Solander relating to New Zealand |
| DF/BOT/440/1/8 | Britten, James: Draft manuscript on John Abbot of Georgia |
| DF/BOT/440/1/10 | Britten, James: Draft manuscript and notes on Robert Brown and the Monthly Magazine (published Journal of Botany LX, 1922) |
| DF/BOT/405/29 | Draft indexes to parts of the Journal of Botany by J Britten and others |
| DF/BOT/440/1/7 | Britten, James: Notes and manuscript on Benjamin Maund, botanist |
| DF/BOT/440/1/18 | Britten, James: Diary extract |
| DF/BOT/440/1/5 | Britten, James: Notes and correspondence on 'The Flora of Buckinghamshire' (published 1867) |
| DF/BOT/440/1/4 | Britten, James: Imperial Botanical Conference, Sub-committee on Nomenclature: correspondence on proposed new rules |
| DF/BOT/440/1/9 | Britten, James: Draft manuscript and correspondence on the Portuguese botanist, Joao de Loureiro |
| DF/PH/2/2/1/21 | Staff Photograph: James Britten, 1st Class Assistant, Botany Department |
| DF/BOT/440/1/3 | Britten, James: Correspondence on Primula elatior (published as 'The Primrose and primrose day' in 'The Month', April 1922) |
| DF/PH/2/2/2/5 | Staff Group Photograph: Botany Department |
| DF/PH/2/2/2/1 | Staff Group Photograph: Botany Department |
| DF/BOT/440 | General Herbarium: Curatorial Correspondence and Papers |
| DF/BOT/402/35 | Botany estimates, bills and reports: proposed catalogue of the Sloane Collection by J Britten |
| DF/BOT/402/69 | Botany estimates, bills and correspondence for 'Illustrations of Australian Plants' by J Britten |
| DF/BOT/440/1/21/15 | Correspondence of James Britten and A B Rendle, alphabetical by subject |
| DF/BOT/405 | Papers of the Editors of the Journal of Botany |
| DF/BOT/440/1/15 | Britten, James: (with Rendle, A B) Notes on names of British Plants (published as 'List of British Seed-Plants and Ferns') |
| DF/BOT/440/1/21 | 'Biographical Index of British & Irish Botanists' by Britten, Boulger and Rendle: Correspondence and Papers |