| Mentha aquatica x spicata = M. x piperita | GB, VC14 East Sussex, Danehill | Arthur Langford Still | Botanical Exchange Club of The British Isles Job Edward Lousley | 8/9/1936 | SLBI |
| Mentha aquatica x spicata = M. x piperita | GB, VC14 East Sussex, Danehill | Arthur Langford Still | Botanical Exchange Club of The British Isles | 8/9/1936 | SLBI |
| Carex acuta | GB, VC16 West Kent, Tonbridge | Arthur Langford Still | | 20/5/1940 | SLBI |
| Nepeta cataria | GB, VC17 Surrey, Addington | Arthur Langford Still | | 10/8/1940 | SLBI |
| Veronica agrestis | GB, VC17 Surrey, Addington | Arthur Langford Still | | 4/7/1940 | SLBI |
| Mentha gracilis var. cardiaca | GB, VC17 Surrey, Ashtead GB, VC17 Surrey, Wallington Cultivated | Arthur Langford Still | | | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC17 Surrey, Ashtead Park | Arthur Langford Still Edward Charles Wallace | Watson Botanical Exchange Club Edward Charles Wallace | 16/9/1933 | SLBI |
| Verbena officinalis | GB, VC17 Surrey, Ashtead Park | Arthur Langford Still | Edward Charles Wallace Job Edward Lousley | 16/9/1933 | SLBI |
| Mentha longifolia | GB, VC17 Surrey, Bramley | Arthur Langford Still | | 13/8/1935 | SLBI |
| Mentha spicata x suaveolens = M. x villosa | GB, VC17 Surrey, Bramley | Arthur Langford Still | | 25/8/1935 | SLBI |
| Mentha aquatica | GB, VC17 Surrey, Chiddingfold | Arthur Langford Still | | 8/8/1938 | SLBI |
| Mentha spicata | GB, VC17 Surrey, Dorking | Arthur Langford Still | Edward Charles Wallace Job Edward Lousley | 26/8/1935 | SLBI |
| Mentha aquatica | GB, VC17 Surrey, Great Bookham Common | Arthur Langford Still | Edward Charles Wallace Job Edward Lousley | 3/8/1934 | SLBI |
| Mentha arvensis | GB, VC17 Surrey, Great Bookham Common | Arthur Langford Still | Edward Charles Wallace Job Edward Lousley | 3/8/1934 | SLBI |
| Carex divisa | GB, VC17 Surrey, Mitcham Common | Arthur Langford Still | | 1/8/1935 | SLBI |
| Carex remota x vulpina = C. axilaris | GB, VC17 Surrey, Newdigate | Arthur Langford Still | Job Edward Lousley | 31/8/1933 | SLBI |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC17 Surrey, Newdigate | Arthur Langford Still | Job Edward Lousley | 31/8/1933 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, North Holmwood | Arthur Langford Still | | 2/9/1935 | SLBI |
| Chenopodium rubrum | GB, VC17 Surrey, Nutfield | Arthur Langford Still | | 15/9/1933 | SLBI |
| Carex divisa | GB, VC17 Surrey, Richmond Park | Arthur Langford Still | Arthur Langford Still | 13/6/1938 | SLBI |
| Mentha aquatica | GB, VC17 Surrey, Shalford | Arthur Langford Still S A Chambers | S A Chambers | 27/9/1932 | SLBI |
| Mentha gracilis var. cardiaca | GB, VC17 Surrey, Shalford | Arthur Langford Still | | 2/9/1933 | SLBI |
| Cyperus fuscus | GB, VC17 Surrey, Shalford Common | Arthur Langford Still Job Edward Lousley | Job Edward Lousley | 9/1933 | SLBI |
| Mentha aquatica | GB, VC17 Surrey, Wallington Cultivated | Arthur Langford Still | | 21/5/1935 | SLBI |
| Mentha aquatica | GB, VC17 Surrey, Wallington Cultivated | Arthur Langford Still | Botanical Exchange Club of The British Isles | 6/9/1936 | SLBI |
| Lotus angustissimus | GB, VC17 Surrey, Wonersh | Arthur Langford Still | Job Edward Lousley | 13/8/1935 | SLBI |
| Trifolium ochroleucon | GB, VC19 North Essex, Cressing | Arthur Langford Still | | 12/7/1935 | SLBI |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC21 Middlesex, Stanmore | Arthur Langford Still | Botanical Exchange Club of The British Isles | 18/9/1936 | SLBI |
| Mentha aquatica x spicata = M. x piperita | GB, VC24 Buckinghamshire, Iver | Arthur Langford Still | Job Edward Lousley | 21/9/1935 | SLBI |
| Mentha aquatica x spicata = M. x piperita | GB, VC24 Buckinghamshire, Iver | Arthur Langford Still | | 21/9/1935 | SLBI |
| Vicia sativa | GB, Norfolk, Blakeney | Arthur Langford Still | Edward Charles Wallace Job Edward Lousley | 6/1932 | SLBI |
| Mentha arvensis | GB, VC34 West Gloucestershire, Symonds Yat | Arthur Langford Still | Job Edward Lousley | 8/1927 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC34 West Gloucestershire, Symonds Yat | Arthur Langford Still | Job Edward Lousley | 28/8/1936 | SLBI |
| Mentha arvensis x spicata = M. x gracilis | GB, VC36 Herefordshire, Symonds Yat | Arthur Langford Still | | 27/8/1936 | SLBI |
| Eleocharis uniglumis | GB, VC41 Glamorganshire, Baglan | Arthur Langford Still Edward Charles Wallace | Job Edward Lousley | 27/6/1935 | SLBI |
| Hirschfeldia incana | GB, VC41 Glamorganshire, Baglan | Arthur Langford Still | Edward Charles Wallace Job Edward Lousley | 27/6/1935 | SLBI |
| Coincya monensis subsp. cheiranthos | GB, VC41 Glamorganshire, Baglan Sandhills | Arthur Langford Still | Edward Charles Wallace Job Edward Lousley | 27/6/1935 | SLBI |
| Mentha aquatica | GB, VC41 Glamorganshire, Bishopston | Arthur Langford Still | Edward Charles Wallace Job Edward Lousley | 13/8/1934 | SLBI |
| Mentha arvensis x spicata = M. x gracilis | GB, VC41 Glamorganshire, Bishopston | Arthur Langford Still | Edward Charles Wallace Job Edward Lousley | 13/8/1934 | SLBI |
| Carex acuta | GB, VC41 Glamorganshire, Ewenny | Arthur Langford Still | Job Edward Lousley | 20/6/1935 | SLBI |