| Lamium amplexicaule | GB, VC10 Isle of Wight, Newchurch | | William Arnold Bromfield William Jackson Hooker | 3/6/1844 | 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 |
| Lamium purpureum var. incisum | GB, VC10 Isle of Wight, Whitecroft | | William Arnold Bromfield William Jackson Hooker | 27/5/1845 | K |
| Ligustrum vulgare | GB, VC10 Isle of Wight, Ryde | William Arnold Bromfield | | 21/6/1842 | K |
| Linaria repens | GB, VC10 Isle of Wight, West Cowes | | William Arnold Bromfield William Jackson Hooker | 16/7/1841 | K |
| Linaria repens | GB, VC11 South Hampshire, Gosport | William Arnold Bromfield | William Arnold Bromfield William Jackson Hooker | 28/7/1849 | K |
| Linaria vulgaris var. latifolia | GB, VC10 Isle of Wight, Ryde | | William Arnold Bromfield William Jackson Hooker | 4/8/1845 | K |
| Linaria vulgaris | GB, VC10 Isle of Wight, Werrer Farm | | William Arnold Bromfield William Jackson Hooker | 8/8/1838 | K |
| Mentha arvensis | GB, VC10 Isle of Wight, Ryde | William Arnold Bromfield | George Bentham | 1837 | 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 arvensis x spicata = M. x gracilis | GB, VC59 South Lancashire, Warrington | John Bland Wood | William Arnold Bromfield William Jackson Hooker | 4/9/1843 | K |
| Mentha gentilis var. gracilis | GB, VC19 North Essex, Audley End | William Borrer | William Arnold Bromfield William Jackson Hooker | 8/1840 | 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 |
| Meum athamanticum | GB, VC90 Angus, Glen Esk | | John Bland Wood William Arnold Bromfield William Jackson Hooker | 6/1841 | K |
| Meum athamanticum | GB, VC90 Angus, Reekie Linn | | William Gardiner William Arnold Bromfield | 6/1842 | K |
| Minuartia hybrida subsp. tenuifolia | GB, VC10 Isle of Wight | William Arnold Bromfield | Allan Octavian Hume Frederick Townsend | 1849 | SLBI |
| Oenanthe fistulosa | GB, VC10 Isle of Wight, Sandown | | Joseph Dalton Hooker William Arnold Bromfield | 2/10/1847 | K |
| Oenanthe fistulosa | GB, VC11 South Hampshire, Alverstoke | | William Arnold Bromfield | 5/7/1849 | K |
| Orchis morio | GB, VC10 Isle of Wight, Quarr Abbey | | William Arnold Bromfield | 1/5/1846 | K |
| Orchis morio | GB, VC10 Isle of Wight, Rookley Farm | | William Arnold Bromfield William Jackson Hooker | 22/5/1845 | K |
| Orchis ustulata | GB, VC10 Isle of Wight, Calbourne New Barn | | William Arnold Bromfield William Jackson Hooker | 10/6/1840 | K |
| Petrorhagia nanteuilii | GB, VC10 Isle of Wight, Ryde | William Arnold Bromfield | Harold Stuart Thompson | 7/1848 | BIRM |
| Plantago maritima | GB, VC10 Isle of Wight, Ryde | | William Arnold Bromfield William Jackson Hooker | 20/7/1844 | K |
+ | Pulmonaria longifolia | GB, Hampshire, Boldre | Christie and Edward Forbes William Arnold Bromfield | John Hutton Balfour | | PTH |
| Scilla autumnalis | GB, VC10 Isle of Wight, Saint Helen's Spit | William Arnold Bromfield | Philip Brookes Mason | | BON |
+ | 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 |
+ | Spartina maritima | GB, VC11 South Hampshire, Southampton | William Arnold Bromfield | John Ray Hardy | | MANCH |
| Stachys sylvatica x palustris = S. x ambigua | GB, VC59 South Lancashire, Mereclough | John Bland Wood | John Bland Wood William Arnold Bromfield William Jackson Hooker | 8/1841 | K |
| Stellaria palustris | GB, VC59 South Lancashire, Southport | | William Arnold Bromfield William Jackson Hooker | 7/1842 | K |
| Suaeda fruticosa | GB, VC9 Dorset, Chesil | William Arnold Bromfield | Allan Octavian Hume Frederick Townsend | 2/9/1836 | SLBI |
| 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 |
| Teucrium botrys | GB, VC17 Surrey, Brockham | William Borrer | William Arnold Bromfield William Jackson Hooker | 8/1849 | K |
| Torilis arvensis | GB, VC10 Isle of Wight | William Arnold Bromfield | William Jackson Hooker | | K |