| Mentha aquatica | GB, VC3 South Devon, Alphington | Francis Morland Day | | 11/8/1938 | K |
| Mentha arvensis | GB, VC3 South Devon, Alphington | Francis Morland Day | | 11/8/1938 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC3 South Devon, Bovey Tracey | Francis Morland Day | | 16/9/1937 | K |
| Dactylis glomerata | GB, VC3 South Devon, Brixham | Francis Morland Day | | 8/8/1938 | K |
| Mentha aquatica | GB, VC3 South Devon, Brixham | Francis Morland Day | | 5/8/1938 | K |
| Mentha aquatica | GB, VC3 South Devon, Brixham | Francis Morland Day | | 3/9/1941 | K |
| Mentha arvensis | GB, VC3 South Devon, Brixham | Francis Morland Day | | 19/9/1942 | K |
| Mentha arvensis | GB, VC3 South Devon, Brixham | Francis Morland Day | | 6/9/1942 | K |
| Mentha arvensis | GB, VC3 South Devon, Brixham | Francis Morland Day | | 14/8/1938 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC3 South Devon, Brixham | Francis Morland Day | | 12/8/1935 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC3 South Devon, Brixham | Francis Morland Day | | 11/9/1934 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC3 South Devon, Brixham | Francis Morland Day | | 20/8/1935 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC3 South Devon, Brixham | Francis Morland Day | | 13/8/1938 | K |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Brixham | Francis Morland Day | | 5/8/1938 | K |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Brixham | Francis Morland Day | | 29/8/1935 | K |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Brixham | Francis Morland Day | | 13/8/1938 | K |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Brixham | Francis Morland Day | | 17/8/1938 | K |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Brixham | Francis Morland Day | J Fraser | 1/9/1934 | K |
| Mentha spicata x longifolia = M. x villosonervata | GB, VC3 South Devon, Brixham | Francis Morland Day | | 13/9/1942 | K |
| Mentha suaveolens | GB, VC3 South Devon, Brixham | Francis Morland Day | | 10/8/1938 | K |
| Stachys sylvatica x palustris = S. x ambigua | GB, VC3 South Devon, Brixham | Francis Morland Day | | 4/8/1935 | K |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Chudleigh Knighton | Francis Morland Day | | 18/9/1937 | K |
| Viola lactea | GB, VC3 South Devon, Chudleigh Knighton | Francis Morland Day | | 18/4/1950 | K |
| Mentha aquatica | GB, VC3 South Devon, Churston | Francis Morland Day | | 6/9/1941 | K |
| Mentha arvensis | GB, VC3 South Devon, Churston | Francis Morland Day | | 6/8/1940 | K |
| Mentha aquatica | GB, VC3 South Devon, Cornworthy | Francis Morland Day | | 7/9/1942 | K |
| Mentha arvensis | GB, VC3 South Devon, Cornworthy | Francis Morland Day | | 17/9/1942 | K |
| Thymus praecox subsp. arcticus | GB, VC3 South Devon, Dawlish Warren | Francis Morland Day | | 24/8/1936 | K |
| Thymus praecox subsp. arcticus | GB, VC3 South Devon, Dawlish Warren | Francis Morland Day | | 24/8/1936 | K |
| Mentha arvensis var. cuneifolia | GB, VC3 South Devon, Dittisham | Francis Morland Day | | 14/9/1938 | K |
| Mentha x verticillata var. rivalis | GB, VC3 South Devon, Drewsteignton | Francis Morland Day | | 10/8/1937 | K |
| Mentha x verticillata var. paludosa | GB, VC3 South Devon, Drewsteignton | Francis Morland Day | | 10/8/1937 | K |
| Mentha arvensis | GB, VC3 South Devon, Exeter | Francis Morland Day | | 11/8/1938 | K |
| Mentha aquatica | GB, VC3 South Devon, Exminster | Francis Morland Day | | 8/9/1941 | K |
| Mentha spicata | GB, VC3 South Devon, Heathfield | Francis Morland Day | Job Edward Lousley | 17/9/1937 | K |
| Mentha spicata | GB, VC3 South Devon, Heathfield | Francis Morland Day | | 16/9/1937 | K |
| Mentha aquatica | GB, VC3 South Devon, Hennock | Francis Morland Day | | 14/9/1943 | K |
| Mentha arvensis | GB, VC3 South Devon, Kingskerswell | Francis Morland Day | | 12/8/1940 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC3 South Devon, Kingskerswell | Francis Morland Day Thomas Stephenson | | 12/8/1940 | K |
| Mentha spicata | GB, VC3 South Devon, Kingskerswell | Francis Morland Day Thomas Stephenson | | 12/8/1940 | K |