| Cuscuta epithymum | GB, VC10 Isle of Wight, Bleak Down | William Arnold Bromfield | William Jackson Hooker | 5/8/1842 | K |
+ | Clinopodium menthifolium | GB, VC10 Isle of Wight, between Apesdown and Rowhope | William Arnold Bromfield | Charles Bailey William Lowndes Notcutt | 1843 | MANCH |
| Crepis paludosa | GB, Clough | William Arnold Bromfield | Frederick Townsend | 6/1843 | SLBI |
| Chenopodium glaucum | GB, VC10 Isle of Wight, Yarmouth | William Arnold Bromfield | | 24/8/1843 | SLBI |
+ | Clinopodium menthifolium | GB, VC10 Isle of Wight, between Apesdown and Rowhope | William Arnold Bromfield | John Bland Wood | 28/8/1843 | MANCH |
+ | Spartina maritima | GB, VC10 Isle of Wight | William Arnold Bromfield | | 1/9/1843 | MANCH |
+ | Spartina maritima | GB, VC10 Isle of Wight, Morton | William Arnold Bromfield | William Wilson | 1/9/1843 | MANCH |
| Mentha arvensis x spicata = M. x gracilis | GB, VC59 South Lancashire, Warrington | John Bland Wood | William Arnold Bromfield William Jackson Hooker | 4/9/1843 | K |
| Clinopodium menthifolium | GB, VC10 Isle of Wight, Apesdown | William Arnold Bromfield | George Cheetham Churchill | 8/9/1843 | K |
| Cyperus longus | GB, VC10 Isle of Wight, Apesdown | William Arnold Bromfield | Frederick Townsend | 8/9/1843 | SLBI |
| Cuscuta epithymum | GB, VC10 Isle of Wight, Thorley | | William Arnold Bromfield William Jackson Hooker | 10/1843 | K |
| Verbascum nigrum | GB, VC10 Isle of Wight, Arreton | | William Arnold Bromfield William Jackson Hooker | 3/10/1843 | K |
| Lamium amplexicaule | GB, VC10 Isle of Wight, Newchurch | | William Arnold Bromfield William Jackson Hooker | 3/6/1844 | K |
| Plantago maritima | GB, VC10 Isle of Wight, Ryde | | William Arnold Bromfield William Jackson Hooker | 20/7/1844 | K |
| 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, Shanklin | | William Arnold Bromfield William Jackson Hooker | 13/8/1844 | K |
| Mentha arvensis var. obtusifolia | GB, VC10 Isle of Wight, Shanklin | | William Arnold Bromfield William Jackson Hooker | 23/8/1844 | K |
| Veronica persica var. corrensiana | GB, VC10 Isle of Wight, Sandown | | William Arnold Bromfield | 31/8/1844 | K |
| Chaenorhinum minus | GB, VC7 North Wiltshire, Beanacre | John Hutton Balfour | William Arnold Bromfield William Jackson Hooker | 10/10/1844 | K |
| Veronica arvensis | GB, VC10 Isle of Wight, Sandown, Royal Heath | | William Arnold Bromfield William Jackson Hooker | 5/1845 | K |
| Orchis morio | GB, VC10 Isle of Wight, Rookley Farm | | William Arnold Bromfield William Jackson Hooker | 22/5/1845 | K |
| Lamium purpureum var. incisum | GB, VC10 Isle of Wight, Whitecroft | | William Arnold Bromfield William Jackson Hooker | 27/5/1845 | K |
| Linaria vulgaris var. latifolia | GB, VC10 Isle of Wight, Ryde | | William Arnold Bromfield William Jackson Hooker | 4/8/1845 | K |
| Chaenorhinum minus | GB, VC10 Isle of Wight, Ryde | William Arnold Bromfield | William Arnold Bromfield William Jackson Hooker | 24/8/1845 | 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 |
| Orchis morio | GB, VC10 Isle of Wight, Quarr Abbey | | William Arnold Bromfield | 1/5/1846 | K |
| Glebionis segetum | GB, VC10 Isle of Wight, Chale | | William Arnold Bromfield William Jackson Hooker | 13/9/1846 | K |
| Cyperus fuscus | GB, VC17 Surrey, Shalford Common | William Arnold Bromfield | Frederick Townsend | 1847 | SLBI |
| Oenanthe fistulosa | GB, VC10 Isle of Wight, Sandown | | Joseph Dalton Hooker William Arnold Bromfield | 2/10/1847 | K |
| Hypochaeris glabra var. genuina | GB, VC10 Isle of Wight, Shanklin | | William Arnold Bromfield William Jackson Hooker | 16/10/1847 | K |
| Cephalanthera longifolia | GB, VC11 South Hampshire, West Meon | | William Arnold Bromfield William Jackson Hooker | 23/5/1848 | K |
| Cephalanthera longifolia | GB, VC11 South Hampshire, West Meon | William Arnold Bromfield | William Arnold Bromfield William Jackson Hooker | 23/5/1848 | K |
| Ajuga chamaepitys | GB, VC11 South Hampshire, Longwood Warren | | William Arnold Bromfield William Jackson Hooker | 6/1848 | K |
| Petrorhagia nanteuilii | GB, VC10 Isle of Wight, Ryde | William Arnold Bromfield | Harold Stuart Thompson | 7/1848 | BIRM |
| Torilis arvensis | GB, VC10 Isle of Wight, Ryde | | William Arnold Bromfield | 27/7/1848 | K |
+ | Torilis arvensis | GB, VC10 Isle of Wight, Ryde | William Arnold Bromfield | Charles Bailey James Ward | 9/1848 | MANCH |
| Minuartia hybrida subsp. tenuifolia | GB, VC10 Isle of Wight | William Arnold Bromfield | Allan Octavian Hume Frederick Townsend | 1849 | SLBI |
| Cephalanthera longifolia | GB, VC66 County Durham, Horden Dene | Daniel Oliver | William Arnold Bromfield William Jackson Hooker | 6/1849 | K |
| Digitalis purpurea | GB, VC11 South Hampshire, Alverstoke | | William Arnold Bromfield William Jackson Hooker | 14/6/1849 | K |
| Tephroseris integrifolia | GB, Hampshire, Winchester | | William Arnold Bromfield William Jackson Hooker | 18/6/1849 | K |