| Oenanthe fistulosa | GB, Somerset, Langport | Frederick Kirkwood Makins | | 15/6/1937 | K |
| Orchis ustulata | GB, VC8 South Wiltshire, Salisbury Plain | Frederick Kirkwood Makins | George Valentine Chapman Last | 30/5/1940 | K |
| Origanum vulgare | GB, VC6 North Somerset, Brewham | Frederick Kirkwood Makins | | 8/1936 | K |
| Phalaris arundinacea | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 8/1936 | K |
| Phalaris arundinacea | GB, VC9 Dorset, Charmouth | Frederick Kirkwood Makins | | 6/1936 | K |
| Plantago coronopus | GB, VC9 Dorset, Charmouth | Frederick Kirkwood Makins | | 6/1936 | K |
| Plantago major subsp. major | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 7/1936 | K |
| Plantago maritima | GB, VC19 North Essex, Mersea Island | Frederick Kirkwood Makins | | 7/1936 | K |
| Ranunculus arvensis | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 5/1836 10/1836 | K |
| Scleranthus annuus | GB, VC34 West Gloucestershire, Bromsberrow | Frederick Kirkwood Makins | | 24/6/1937 | K |
| Scrophularia nodosa | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 7/1936 | K |
| Scutellaria galericulata | GB, VC6 North Somerset, Ashcott, Peat Moor | Frederick Kirkwood Makins | | 8/1936 | K |
| Scutellaria minor | GB, VC6 North Somerset, King's Wood Warren | Frederick Kirkwood Makins | | 9/1936 | K |
| Sibthorpia europaea | GB, VC5 South Somerset, Holford | Frederick Kirkwood Makins | | 24/8/1937 | K |
| Silene conica | GB, VC5 South Somerset, Minehead | Frederick Kirkwood Makins | | 13/5/1937 | K |
| Sium latifolium | GB, VC6 North Somerset, Shapwick | Frederick Kirkwood Makins | | 9/1936 | K |
| Stachys arvensis | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 9/1936 | K |
| Stachys officinalis | GB, VC6 North Somerset, Brewham | Frederick Kirkwood Makins | | 8/1936 | K |
| Stachys palustris | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 7/1936 | K |
| Stachys sylvatica | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 8/1936 | K |
| Stachys sylvatica | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 8/1936 | K |
| Tephroseris integrifolia | GB, VC8 South Wiltshire, Salisbury Plain | Frederick Kirkwood Makins | George Valentine Chapman Last | 30/5/1940 | K |
| Teucrium scorodonia | GB, VC6 North Somerset, Brewham | Frederick Kirkwood Makins | | 8/1936 | K |
| Teucrium scorodonia | GB, VC6 North Somerset, Brewham | Frederick Kirkwood Makins | | 8/1836 | K |
| Thymus chamaedrys | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 8/1936 | K |
| Thymus chamaedrys | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 8/1936 | K |
| Thymus chamaedrys | GB, VC17 Surrey, Newlands Corner | Frederick Kirkwood Makins | | 27/7/1937 | K |
| Torilis arvensis | GB, VC6 North Somerset, Shapwick | Frederick Kirkwood Makins | | 9/1936 | K |
| Verbascum thapsus | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 9/1936 | K |
| Verbascum virgatum | GB, VC9 Dorset, Wareham | Frederick Kirkwood Makins | | 7/9/1937 | K |
| Veronica anagallis-aquatica | GB, VC6 North Somerset, Ashcott, Peat Moor | Frederick Kirkwood Makins | | 8/1936 | K |
| Veronica arvensis | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 5/1936 | K |
| Veronica beccabunga | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 5/1937 | K |
| Veronica chamaedrys | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 5/1936 | K |
| Veronica hederifolia | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 3/1937 | K |
| Veronica montana | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 8/1936 | K |
| Veronica officinalis | GB, VC6 North Somerset, Ashcott, Peat Moor | Frederick Kirkwood Makins | | 1/6/1937 | K |
| Veronica officinalis | GB, VC6 North Somerset, Brewham | Frederick Kirkwood Makins | | 8/1936 | K |
| Veronica persica | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 9/1936 | K |
| Veronica persica | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 9/1936 | K |
| Veronica persica | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 9/1936 | K |
| Veronica scutellata | GB, VC6 North Somerset, Burtle | Frederick Kirkwood Makins | | 24/7/1937 | K |
| Veronica serpyllifolia | GB, VC6 North Somerset, Bruton | Frederick Kirkwood Makins | | 10/1936 | K |