| Ajuga reptans | GB, VC64 Mid-west Yorkshire, Buckden | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 4/8/1933 | K |
| Baldellia ranunculoides | GB, VC17 Surrey, Richmond Park | Arthur Keith Jackson Horace M Montford William Bertram Turrill | | 7/8/1932 | K |
| Callitriche stagnalis | GB, VC17 Surrey, Richmond Park | Arthur Keith Jackson William Bertram Turrill | | 30/6/1931 | K |
| Callitriche stagnalis | GB, VC113 Channel Islands, Alderney | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 20/6/1934 | K |
| Callitriche stagnalis | GB, VC113 Channel Islands, Alderney | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 20/6/1934 | K |
| Cuscuta epithymum | GB, VC113 Channel Islands, Alderney | Albert Bruce Jackson Arthur Keith Jackson | | 13/8/1932 | K |
| Cuscuta epithymum | GB, VC113 Channel Islands, Alderney | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 20/6/1938 | K |
| Cymbalaria muralis | GB, VC113 Channel Islands, Alderney, St Anne | Albert Bruce Jackson Arthur Keith Jackson | | 18/8/1932 | K |
| Dactylis glomerata | GB, VC113 Channel Islands, Alderney, The Butes | Albert Bruce Jackson Arthur Keith Jackson | | 14/8/1932 | K |
| Glechoma hederacea | GB, VC24 Buckinghamshire, Wendover | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 9/4/1933 | K |
| Groenlandia densa | GB, VC22 Berkshire, Kintbury | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 2/7/1933 | K |
| Groenlandia densa | GB, VC22 Berkshire, Kintbury | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 2/7/1933 | K |
| Groenlandia densa | GB, VC22 Berkshire, Kintbury | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 2/7/1933 | K |
| Groenlandia densa | GB, VC22 Berkshire, Kintbury | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | | K |
| Groenlandia densa | GB, VC22 Berkshire, Kintbury | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 2/7/1933 | K |
| Groenlandia densa | GB, VC22 Berkshire, Kintbury | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 2/7/1933 | K |
| Habenaria albida | GB, VC98 Argyllshire, Minard | Arthur Keith Jackson | | 15/6/1937 | K |
| Kickxia elatine subsp. elatine | GB, VC113 Channel Islands, Alderney | Albert Bruce Jackson Arthur Keith Jackson | | 20/8/1932 | K |
| Lamium purpureum var. incisum | GB, VC113 Channel Islands, Alderney | Albert Bruce Jackson Arthur Keith Jackson | | 20/8/1932 | K |
| Lamium purpureum var. incisum | GB, VC113 Channel Islands, Alderney | Albert Bruce Jackson Arthur Keith Jackson | | 21/8/1932 | K |
| Mentha aquatica | GB, VC9 Dorset, Osmington | Arthur Keith Jackson William Bertram Turrill | | 25/3/1932 | K |
| Mentha aquatica | GB, VC17 Surrey, Kew Cultivated GB, VC9 Dorset, Osmington | Arthur Keith Jackson William Bertram Turrill | | 25/3/1932 20/9/1932 | K |
| Mentha aquatica | GB, VC17 Surrey, Kew Cultivated GB, VC9 Dorset, Osmington | Arthur Keith Jackson William Bertram Turrill | | 19/8/1932 | K |
| Mentha aquatica | GB, VC17 Surrey, Richmond Park | Arthur Keith Jackson Cecil Victor Boley Marquand Herbert Kenneth Airy Shaw Noel Yvri Sandwith | | 14/9/1934 | K |
| Mentha aquatica | GB, VC113 Channel Islands, Alderney | Albert Bruce Jackson Arthur Keith Jackson | | 13/8/1932 | K |
| Mentha piperita var. piperita | GB, VC113 Channel Islands, Alderney | Arthur Keith Jackson | | 24/8/1932 | K |
| Mentha spicata | GB, VC113 Channel Islands, Alderney | Albert Bruce Jackson Arthur Keith Jackson | | 25/8/1932 | K |
| Mentha spicata | GB, VC113 Channel Islands, Alderney | Albert Bruce Jackson Arthur Keith Jackson | | 25/8/1932 | K |
| Origanum vulgare | GB, VC69 Westmorland, Brigsteer | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 3/8/1933 | K |
| Origanum vulgare | GB, VC69 Westmorland, Brigsteer | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 3/8/1933 | K |
| Origanum vulgare | GB, VC69 Westmorland, Brigsteer | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 3/8/1933 | K |
| Origanum vulgare | GB, VC69 Westmorland, Brigsteer | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 3/8/1933 | K |
| Origanum vulgare | GB, VC69 Westmorland, Brigsteer | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 3/8/1933 | K |
| Origanum vulgare | GB, VC69 Westmorland, Brigsteer | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 3/8/1933 | K |
| Origanum vulgare | GB, VC69 Westmorland, Brigsteer | Arthur Keith Jackson Herbert Kenneth Airy Shaw | | 3/8/1933 | K |
| Plantago coronopus | GB, VC113 Channel Islands, Alderney | Arthur Keith Jackson | | 2/9/1932 | K |
| Plantago coronopus | GB, VC113 Channel Islands, Alderney | Arthur Keith Jackson | | 2/9/1932 | K |
| Plantago lanceolata | GB, VC113 Channel Islands, Alderney | Arthur Keith Jackson | | 22/8/1932 | K |
| Plantago major subsp. major | GB, VC113 Channel Islands, Alderney | Arthur Keith Jackson | | 22/8/1932 | K |
| Polystichum lonchitis | GB, VC88 Mid Perthshire, Ben Lawers | Thomas Archibald Sprague | Arthur Keith Jackson | 6/7/1895 | K |