| Artemisia stelleriana | GB, VC1 West Cornwall, Marazion | Frederick Hamilton Davey | Watson Botanical Exchange Club Augustin Ley Frederick Hamilton Davey | 15/9/1906 | BIRM |
| Fumaria capreolata | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Botanical Exchange Club of The British Isles Augustin Ley Chambre Corker Vigurs | 21/9/1906 | BIRM |
| Fumaria muralis subsp. boraei | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Botanical Exchange Club of The British Isles Augustin Ley Chambre Corker Vigurs | 20/9/1906 | BIRM |
| Fumaria muralis subsp. boraei | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Watson Botanical Exchange Club Augustin Ley Frederick Hamilton Davey | 21/9/1906 | BIRM |
| Rubus lentiginosus | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Allan Octavian Hume | 18/8/1905 | SLBI |
| Rubus ramosus | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Allan Octavian Hume | 31/7/1905 | SLBI |
| Rubus ramosus | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Allan Octavian Hume | 2/9/1905 | SLBI |
| Saponaria officinalis var. puberula | GB, VC1 West Cornwall, Redruth | Frederick Hamilton Davey | Watson Botanical Exchange Club Augustin Ley Frederick Hamilton Davey | 6/9/1906 | BIRM |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Burnthouse | Frederick Hamilton Davey | Frederick Hamilton Davey | 23/8/1903 | CGE |
| Mentha spicata x suaveolens = M. x villosa | GB, VC1 West Cornwall, Carnon Downs, Kea | Frederick Hamilton Davey | Watson Botanical Exchange Club Frederick Hamilton Davey | 9/10/1907 | CGE |
| Mentha spicata x suaveolens = M. x villosa | GB, VC1 West Cornwall, Feock | Frederick Hamilton Davey | Frederick Hamilton Davey | 9/9/1907 | CGE |
| Mentha x cordifolia | GB, VC1 West Cornwall, Feock,Carnon Downs | Frederick Hamilton Davey | Watson Botanical Exchange Club Albert Bruce Jackson Frederick Hamilton Davey | 9/10/1907 | K |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Goonhavern | Chambre Corker Vigurs | Frederick Hamilton Davey | 1/9/1912 | CGE |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Goonhavern | Chambre Corker Vigurs | Watson Botanical Exchange Club Joseph Edward Little Frederick Hamilton Davey | 9/1912 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Gwennap | Frederick Hamilton Davey | Frederick Hamilton Davey | 30/8/1911 | CGE |
| Mentha spicata x suaveolens = M. x villosa | GB, VC1 West Cornwall, Gwennap | Frederick Hamilton Davey | Frederick Hamilton Davey | 24/8/1911 | CGE |
| Mentha spicata x suaveolens = M. x villosa | GB, VC1 West Cornwall, Gwennap | Frederick Hamilton Davey | | 30/8/1911 | CGE |
| Mentha spicata x suaveolens = M. x villosa | GB, VC1 West Cornwall, Gwennap | Frederick Hamilton Davey | Frederick Hamilton Davey | 30/8/1911 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Hick's Mill, Gwennap | Frederick Hamilton Davey | Frederick Hamilton Davey | 30/8/1911 | CGE |
| Mentha x cordifolia | GB, VC1 West Cornwall, Hick's Mill, Gwennap | Frederick Hamilton Davey | Watson Botanical Exchange Club Albert Bruce Jackson Frederick Hamilton Davey | 24/8/1911 | K |
+ | Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Lizard | Frederick Hamilton Davey | Frederick Hamilton Davey | 16/9/1911 | MANCH |
| Mentha x maximilianea | GB, VC1 West Cornwall, Perranarworthal | Frederick Hamilton Davey | Watson Botanical Exchange Club Albert Bruce Jackson Frederick Hamilton Davey | 4/9/1911 | K |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Porkellis | Frederick Hamilton Davey | Watson Botanical Exchange Club Albert Bruce Jackson Frederick Hamilton Davey | 9/9/1907 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Wendron | Frederick Hamilton Davey | Watson Botanical Exchange Club Frederick Hamilton Davey | 9/9/1907 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Wendron | Frederick Hamilton Davey | Frederick Hamilton Davey | 9/9/1907 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Hick's Mill, Gwennap | Frederick Hamilton Davey | Watson Botanical Exchange Club Frederick Hamilton Davey George Claridge Druce | 30/8/1911 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Hick's Mill, Gwennap | Frederick Hamilton Davey | Frederick Hamilton Davey Henry Elliott Fox | 30/8/1911 | OXF |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Perranarworthal | Frederick Hamilton Davey | | 4/9/1911 | OXF |
| Silene dichotoma | GB, VC1 West Cornwall, Gwennap | Frederick Hamilton Davey | Allan Octavian Hume | 16/6/1902 | SLBI |
| Viola canina | GB, VC1 West Cornwall, Connor Downs | Frederick Hamilton Davey | Allan Octavian Hume | 29/5/1909 | SLBI |
| Galium uliginosum | GB, VC1 West Cornwall, Bargus Moor, Perranarworthal | Frederick Hamilton Davey | Allan Octavian Hume | 22/8/1902 | SLBI |
| Anthemis arvensis | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume | 2/6/1902 | SLBI |
| Calluna vulgaris | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume Frederick Hamilton Davey | 16/9/1911 | SLBI |
| Lotus glaber | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume | 22/8/1899 | SLBI |
| Lotus glaber | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume | 22/8/1899 | SLBI |
| Mentha aquatica | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume | 29/8/1900 | SLBI |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume | 6/9/1900 | SLBI |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume | 14/9/1900 | SLBI |
| Mentha longifolia | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume | 6/9/1900 | SLBI |
| Mentha longifolia | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume | 6/9/1900 | SLBI |