| Lamium purpureum var. incisum | GB, VC10 Isle of Wight, Shanklin | | William Arnold Bromfield William Jackson Hooker | 13/8/1844 | K |
| Lamium purpureum var. incisum | GB, VC10 Isle of Wight, Whitecroft | | William Arnold Bromfield William Jackson Hooker | 27/5/1845 | K |
| Lamium purpureum var. incisum | GB, VC10 Isle of Wight, Shanklin | | William Arnold Bromfield William Jackson Hooker | 13/8/1844 | K |
| Ligustrum vulgare | GB, VC10 Isle of Wight, Ryde | William Arnold Bromfield | | 21/6/1842 | K |
| Linaria repens | GB, VC11 South Hampshire, Gosport | William Arnold Bromfield | William Arnold Bromfield William Jackson Hooker | 28/7/1849 | K |
| Linaria repens | GB, VC10 Isle of Wight, West Cowes | | William Arnold Bromfield William Jackson Hooker | 16/7/1841 | K |
| Linaria vulgaris | GB, VC10 Isle of Wight, Werrer Farm | | William Arnold Bromfield William Jackson Hooker | 8/8/1838 | K |
| Linaria vulgaris var. latifolia | GB, VC10 Isle of Wight, Ryde | | William Arnold Bromfield William Jackson Hooker | 4/8/1845 | K |
| Mentha arvensis var. obtusifolia | GB, VC10 Isle of Wight, Shanklin | | William Arnold Bromfield William Jackson Hooker | 23/8/1844 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC17 Surrey, Guildford | William Arnold Bromfield | William Arnold Bromfield William Jackson Hooker | 17/9/1845 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC10 Isle of Wight, Calbourne | | William Arnold Bromfield William Jackson Hooker | 2/9/1841 | K |
| Mentha spicata x suaveolens = M. x villosa | GB, VC12 North Hampshire, Selborne | | William Arnold Bromfield William Jackson Hooker | 25/8/1849 | K |
| Mentha suaveolens | GB, VC10 Isle of Wight, Niton | | William Arnold Bromfield William Jackson Hooker | 23/8/1841 | K |
| Mentha suaveolens | GB, VC10 Isle of Wight, Niton | | William Arnold Bromfield William Jackson Hooker | | K |
| Oenanthe fistulosa | GB, VC11 South Hampshire, Alverstoke | | William Arnold Bromfield | 5/7/1849 | K |
| Orchis morio | GB, VC10 Isle of Wight, Rookley Farm | | William Arnold Bromfield William Jackson Hooker | 22/5/1845 | K |
| Orchis morio | GB, VC10 Isle of Wight, Quarr Abbey | | William Arnold Bromfield | 1/5/1846 | K |
| Orchis ustulata | GB, VC10 Isle of Wight, Calbourne New Barn | | William Arnold Bromfield William Jackson Hooker | 10/6/1840 | K |
| Plantago maritima | GB, VC10 Isle of Wight, Ryde | | William Arnold Bromfield William Jackson Hooker | 20/7/1844 | K |
| Scilla autumnalis | GB, VC10 Isle of Wight, Saint Helen's Spit | William Arnold Bromfield | Philip Brookes Mason | | BON |
| Stellaria palustris | GB, VC59 South Lancashire, Southport | | William Arnold Bromfield William Jackson Hooker | 7/1842 | K |
| Tephroseris integrifolia | GB, Hampshire, Winchester | | William Arnold Bromfield William Jackson Hooker | 18/6/1849 | K |
| Teucrium botrys | GB, VC17 Surrey, Box Hill | William Arnold Bromfield | | 11/7/1850 | ABS |
| Torilis arvensis | GB, VC10 Isle of Wight | William Arnold Bromfield | William Jackson Hooker | | K |
| Torilis arvensis | GB, VC10 Isle of Wight, Ryde | | William Arnold Bromfield | 27/7/1848 | K |
| Verbascum nigrum | GB, VC10 Isle of Wight, Arreton | | William Arnold Bromfield William Jackson Hooker | 3/10/1843 | K |
| Veronica arvensis | GB, VC10 Isle of Wight, Sandown, Royal Heath | | William Arnold Bromfield William Jackson Hooker | 5/1845 | K |
| Veronica persica var. corrensiana | GB, VC10 Isle of Wight, Sandown | | William Arnold Bromfield | 31/8/1844 | K |
| Veronica polita | GB, VC10 Isle of Wight, Ryde | | William Arnold Bromfield William Jackson Hooker | 13/10/1840 | K |
| Viola lactea | GB, VC11 South Hampshire, Hayling Island | | William Arnold Bromfield William Jackson Hooker | 17/5/1850 | K |
| Clinopodium menthifolium | GB, VC10 Isle of Wight, Apesdown | William Arnold Bromfield | George Cheetham Churchill | 8/9/1843 | K |
+ | Pulmonaria longifolia | GB, Hampshire, Boldre | Christie and Edward Forbes William Arnold Bromfield | John Hutton Balfour | | PTH |
| Meum athamanticum | GB, VC90 Angus, Reekie Linn | | William Gardiner William Arnold Bromfield | 6/1842 | K |
| Oenanthe fistulosa | GB, VC10 Isle of Wight, Sandown | | Joseph Dalton Hooker William Arnold Bromfield | 2/10/1847 | K |
| Veronica montana | GB, VC10 Isle of Wight, Quarr | | Joseph Dalton Hooker William Arnold Bromfield | 24/5/1837 | K |
| Cynoglossum germanicum | GB, VC17 Surrey, Leatherhead,Norbury Park | William Arnold Bromfield | Allan Octavian Hume | | SLBI |
| Crepis paludosa | GB, Clough | William Arnold Bromfield | Frederick Townsend | 6/1843 | SLBI |
| Galeopsis segetum | GB, Ambiguous locality (GB), Bangor | Roberts | William Wilson William Arnold Bromfield William Jackson Hooker | | K |
| Galeopsis angustifolia | GB, VC14 East Sussex, Eastbourne | William Arnold Bromfield | Freeman Clarke Samuel Roper | 13/8/1834 | K |
| Verbascum thapsus x nigrum = V. x semialbum | GB, Sussex, Little Green | Gerard Edwards Smith | William Arnold Bromfield William Jackson Hooker | 1840 | K |