| Stachys alpina | GB, VC13 West Sussex, Worthing Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 11/7/1937 | K |
| Stachys annua | GB, VC13 West Sussex, Worthing | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 31/10/1937 | K |
| Ajuga chamaepitys | GB, VC13 West Sussex, Worthing Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 28/7/1939 | K |
| Plantago arenaria | GB, VC13 West Sussex, Worthing | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 25/5/1944 | K |
| Veronica | GB, VC13 West Sussex, Worthing | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 23/7/1946 | K |
| Antirrhinum majus | GB, VC13 West Sussex, Worthing | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 23/7/1946 | K |
| Verbascum densiflorum | GB, VC13 West Sussex, Worthing | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 24/7/1946 | K |
| Linaria genistifolia subsp. dalmatica | GB, VC13 West Sussex, Worthing Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 31/8/1948 | K |
| Mentha suaveolens | GB, VC13 West Sussex, Worthing Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 29/7/1950 | K |
| Satureja montana | GB, VC13 West Sussex, Worthing Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 21/8/1951 | K |
| Orchis ustulata | GB, VC14 East Sussex, Beachy Head | Benjamin Thompson Lowne jnr | | 8/6/1906 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC14 East Sussex, Bexhill | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 22/8/1937 | K |
| Linaria vulgaris | GB, VC14 East Sussex, Bishopstone | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 30/7/1939 | K |
| Teucrium chamaedrys | GB, VC14 East Sussex, Camber Castle | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 8/7/1950 | K |
| Viola lactea | GB, VC14 East Sussex, Chailey Common | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 17/5/1936 | K |
| Habenaria viride | GB, VC14 East Sussex, Eastbourne | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 8/6/1906 | K |
| Thesium | GB, VC14 East Sussex, Eastbourne | Milner | Benjamin Thompson Lowne jnr | 19/6/1906 | SLBI |
| Ajuga reptans | GB, VC14 East Sussex, Groombridge | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 27/5/1916 | K |
| Sibthorpia europaea | GB, VC14 East Sussex, Herstmonceux | Benjamin Thompson Lowne jnr | | 27/7/1938 | K |
| Orchis ustulata | GB, VC14 East Sussex, Mount Caburn | Benjamin Thompson Lowne jnr | | 25/5/1952 | K |
| Linaria repens | GB, VC14 East Sussex, Wannock | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 7/9/1952 | K |
| Scrophularia umbrosa | GB, VC14 East Sussex, Wannock Glen | Allan Octavian Hume | Benjamin Thompson Lowne jnr | 7/9/1907 | K |
| Lamium amplexicaule | GB, VC15 East Kent, Broadstairs | Benjamin Thompson Lowne jnr | | 6/1899 | K |
| Silene conica | GB, VC15 East Kent, Deal,Sandown Castle | Dawson Turner | Benjamin Thompson Lowne jnr | 1836 | K |
| Festuca arundinacea | GB, VC15 East Kent, Dover | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 11/6/1903 | K |
| Galeopsis angustifolia | GB, VC15 East Kent, Farleigh | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 11/8/1907 | K |
| Linaria vulgaris | GB, VC15 East Kent, Margate | | Benjamin Thompson Lowne jnr | 6/1898 | K |
| Plantago media | GB, VC15 East Kent, Margate GB, VC16 West Kent, Leeves Green | Benjamin Thompson Lowne jnr | | 6/1900 | K |
| Festuca arundinacea | GB, VC15 East Kent, Pegwell Bay | Benjamin Thompson Lowne jnr | | 4/7/1901 | K |
| Plantago maritima | GB, VC15 East Kent, Pegwell Bay | Benjamin Thompson Lowne snr | Benjamin Thompson Lowne jnr | 7/7/1901 | K |
| Orchis ustulata | GB, VC15 East Kent, Wye | Benjamin Thompson Lowne jnr | | 7/6/1902 | K |
| Scleranthus annuus | GB, VC16 West Kent, Bellingham | Benjamin Thompson Lowne jnr | | 10/1898 | K |
| Kickxia elatine subsp. elatine | GB, VC16 West Kent, Bickley GB, VC16,VC17, West Wickham | Benjamin Thompson Lowne jnr | | 7/1899 | K |
| Stachys sylvatica | GB, VC16 West Kent, Bickley | Benjamin Thompson Lowne jnr | | 7/1899 | K |
| Galeopsis tetrahit | GB, VC16 West Kent, Bickley | Benjamin Thompson Lowne jnr | | 8/1899 | K |
| Marrubium vulgare | GB, VC16 West Kent, Bromley | | Benjamin Thompson Lowne jnr | 9/1899 | K |
| Stachys annua | GB, VC16 West Kent, Bromley | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 23/9/1905 | K |
| Lamium purpureum var. purpureum | GB, VC16 West Kent, Catford | Benjamin Thompson Lowne jnr | | 4/1898 | K |
| Veronica chamaedrys | GB, VC16 West Kent, Catford | Benjamin Thompson Lowne jnr | | 5/1898 | K |
| Lamium album | GB, VC16 West Kent, Catford | Benjamin Thompson Lowne jnr | | 5/1898 | K |