| Verbascum virgatum | GB, Cornwall, Wadebridge Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 28/8/1907 | K |
| Misopates orontium | GB, VC7 North Wiltshire, Wanborough | | Benjamin Thompson Lowne jnr | 30/8/1898 | K |
| Plantago lanceolata | GB, VC9 Dorset, Swanage | | Benjamin Thompson Lowne jnr | | K |
| Plantago coronopus | GB, VC9 Dorset, Swanage | | Benjamin Thompson Lowne jnr | | K |
| Mentha spicata x longifolia = M. x villosonervata | GB, VC9 Dorset, Swanage | | Benjamin Thompson Lowne jnr | | K |
| Scleranthus annuus | GB, VC9 Dorset, Swanage | | Benjamin Thompson Lowne jnr | 1875 | K |
| Cuscuta epithymum | GB, VC9 Dorset, Swanage | Benjamin Thompson Lowne snr | Benjamin Thompson Lowne jnr | 1875 | K |
| Cuscuta epithymum | GB, VC9 Dorset, Swanage | | Benjamin Thompson Lowne jnr | 1875 | K |
| Euphorbia hyberna | GB, VC10 Isle of Wight, Cowes Cultivated | Benjamin Thompson Lowne jnr | | 8/1935 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC10 Isle of Wight, Luccombe Chine | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 27/8/1911 | K |
| Linaria repens | GB, VC11 South Hampshire, Bournemouth Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 9/8/1914 | K |
| Misopates orontium | GB, VC12 North Hampshire, Crookham | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 20/9/1910 | K |
| Misopates orontium | GB, VC12 North Hampshire, Crookham | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 20/9/1910 | K |
| Mentha x verticillata var. paludosa | GB, VC12 North Hampshire, Fleet | Benjamin Thompson Lowne jnr | | 7/8/1905 | K |
| Scutellaria galericulata | GB, VC12 North Hampshire, Fleet Pond | Benjamin Thompson Lowne jnr | | 7/8/1915 | K |
| Tephroseris integrifolia | GB, VC12 North Hampshire, Winchester, Saint Catherine's Hill | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 11/6/1909 | K |
| Limosella aquatica | GB, Hampshire, New Forest Cultivated | | Benjamin Thompson Lowne jnr | | K |
| Limosella aquatica | GB, Hampshire, New Forest Cultivated | | Benjamin Thompson Lowne jnr | 11/9/1936 | K |
| Limosella aquatica | GB, Hampshire, New Forest Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 3/9/1937 | K |
| Mentha suaveolens | GB, VC13 West Sussex, Aldsworth | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 23/8/1952 | K |
| Stellaria palustris | GB, VC13 West Sussex, Amberley Wild Brooks | Benjamin Thompson Lowne jnr | | 1/7/1934 | K |
| Veronica filiformis | GB, VC13 West Sussex, Arundel | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 30/7/1946 | K |
| Herminium monorchis | GB, VC13 West Sussex, Chanctonbury Ring | Benjamin Thompson Lowne jnr | | 12/7/1946 | K |
| Kickxia spuria | GB, VC13 West Sussex, Edburton | Benjamin Thompson Lowne jnr | | 4/8/1949 | K |
| Festuca arundinacea | GB, VC13 West Sussex, Fishbourne | | Benjamin Thompson Lowne jnr | 14/7/1944 | K |
| Lamium maculatum | GB, VC13 West Sussex, Henfield | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 5/6/1935 | K |
| Lamium maculatum | GB, VC13 West Sussex, Henfield | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 25/6/1936 | K |
| Mentha spicata | GB, VC13 West Sussex, Henfield | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 30/8/1938 | K |
| Melittis melissophyllum | GB, VC13 West Sussex, Lower Beeding | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 9/9/1950 | K |
| Mentha spicata x suaveolens = M. x villosa | GB, VC13 West Sussex, North Stoke | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 23/9/1937 | K |
| Aceras anthropophorum | GB, VC13 West Sussex, Parham | Dean | Benjamin Thompson Lowne jnr | 15/6/1946 | K |
| Mentha suaveolens | GB, VC13 West Sussex, Racton GB, VC13 West Sussex, Worthing Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 25/8/1941 | K |
| Torilis arvensis | GB, VC13 West Sussex, Sompting | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 6/9/1936 | K |
| Clinopodium ascendens | GB, VC13 West Sussex, Sompting | Benjamin Thompson Lowne jnr | | 25/8/1946 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC13 West Sussex, South Stoke | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 23/9/1937 | K |
| Gnaphalium sylvaticum | GB, VC13 West Sussex, West Chiltington | Benjamin Thompson Lowne jnr | | 4/9/1936 | K |
| Mentha spicata x suaveolens = M. x villosa | GB, VC13 West Sussex, Worthing Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 16/8/1914 | K |
| Phytolacca octandra | GB, VC13 West Sussex, Worthing | Benjamin Thompson Lowne jnr | | 2/8/1926 | SLBI |
| Veronica crista-galli | GB, VC13 West Sussex, Worthing | Benjamin Thompson Lowne jnr | | 6/1936 | SLBI |
| Stachys germanica | GB, VC13 West Sussex, Worthing Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 3/8/1936 | K |