| Scrophularia scorodonia | GB, VC1 West Cornwall, Newquay Cultivated | Charles Baylis Green | Benjamin Thompson Lowne jnr | 29/7/1900 | K |
| Mentha pulegium | GB, VC1 West Cornwall, Perranwell | | Benjamin Thompson Lowne jnr | 23/8/1899 | K |
| Verbascum phlomoides | GB, VC2 East Cornwall, Par | Edgar Thurston | Benjamin Thompson Lowne jnr | 12/7/1913 | K |
| Melittis melissophyllum | GB, VC2 East Cornwall, West Looe | | Benjamin Thompson Lowne jnr | 21/6/1905 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC2 East Cornwall, West Looe | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 28/8/1900 | K |
| Anthyllis vulneraria var. coccinea | GB, Cornwall GB, VC16 West Kent, Catford Cultivated | Benjamin Thompson Lowne jnr | Allan Octavian Hume | 1/7/1908 | SLBI |
| Verbascum virgatum | GB, Cornwall, Wadebridge Cultivated | Benjamin Thompson Lowne jnr | Benjamin Thompson Lowne jnr | 28/8/1907 | K |
| Melittis melissophyllum | GB, VC3 South Devon, Saltram | Francis Henry Goulding | Benjamin Thompson Lowne jnr | | K |
| Thymus | GB, VC4 North Devon, Hunters Inn | Henry Dixon Hewitt | Benjamin Thompson Lowne jnr | 19/8/1910 | K |
| Misopates orontium | GB, VC7 North Wiltshire, Wanborough | | Benjamin Thompson Lowne jnr | 30/8/1898 | K |
| Linaria vulgaris x repens = L. x sepium | GB, VC9 Dorset, Langton Matravers | Edmund Browne Bishop | Benjamin Thompson Lowne jnr | 21/6/1921 | 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 |
| Mentha spicata x longifolia = M. x villosonervata | GB, VC9 Dorset, Swanage | | Benjamin Thompson Lowne jnr | | K |
| Plantago coronopus | GB, VC9 Dorset, Swanage | | Benjamin Thompson Lowne jnr | | K |
| Plantago lanceolata | GB, VC9 Dorset, Swanage | | Benjamin Thompson Lowne jnr | | K |
| Scleranthus annuus | 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 |
| Stachys palustris | GB, VC11 South Hampshire, Matley Bog | Henry Dixon Hewitt | Benjamin Thompson Lowne jnr | 12/8/1901 | K |
| Bupleurum tenuissimum | GB, VC11 South Hampshire, Portsmouth | Oswald Allen Moore | Benjamin Thompson Lowne jnr | 1838 | 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 | 11/9/1936 | K |
| Limosella aquatica | GB, Hampshire, New Forest Cultivated | | Benjamin Thompson Lowne jnr | | 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 |
| Thymus chamaedrys | GB, VC13 West Sussex, Bow Hill | Henry Dixon Hewitt | Benjamin Thompson Lowne jnr | 20/9/1948 | 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 |