| Rubus infestior | GB, VC16 West Kent, Dartford Heath | William Charles Richard Watson | Botanical Exchange Club of The British Isles Charles Edward Britton | 8/1933 | SLBI |
| Rubus trelleckensis | GB, VC35 Monmouthshire, Beacon Hill | William Charles Richard Watson | William Charles Richard Watson | 10/8/1933 | SLBI |
| Rubus trelleckensis | GB, VC35 Monmouthshire, Trelleck | William Charles Richard Watson | William Charles Richard Watson | 10/8/1933 | SLBI |
| Rubus salteri | GB, VC10 Isle of Wight, Apsecastle Wood Cultivated | William Charles Richard Watson | Botanical Exchange Club of The British Isles | 1934 | SLBI |
| Rubus sciocharis | GB, VC15 East Kent, Canterbury | William Charles Richard Watson | Botanical Exchange Club of The British Isles | 1934 | SLBI |
| Rubus imbricatus | GB, VC17 Surrey, Milford | William Charles Richard Watson | | 30/6/1934 | SLBI |
| Rubus daltrii | GB, VC17 Surrey, Royal Common | William Charles Richard Watson | William Charles Richard Watson | 2/7/1934 | SLBI |
| Rubus divaricatus | GB, VC17 Surrey, Royal Common | William Charles Richard Watson | William Charles Richard Watson | 2/7/1934 | SLBI |
| Rubus acutifrons | GB, VC15 East Kent, Harbledown | | William Charles Richard Watson | 10/7/1934 | SLBI |
| Rubus cantianus | GB, VC16 West Kent, Bostall Heath | William Charles Richard Watson | | 29/7/1934 | SLBI |
| Rubus lanaticaulis | GB, VC5 South Somerset, Minehead | William Charles Richard Watson | William Charles Richard Watson | 8/8/1934 | SLBI |
| Rubus trichodes | GB, VC17 Surrey, Wareham Hill | William Charles Richard Watson | | 23/8/1934 | SLBI |
| Rubus trichodes | GB, VC17 Surrey, Witley (near),Wareham Hill | William Charles Richard Watson | William Charles Richard Watson | 23/8/1934 | SLBI |
| Rubus rubristylus | GB, VC18 South Essex, Danbury | William Charles Richard Watson | William Charles Richard Watson | 28/7/1935 | SLBI |
| Rubus bakerianus | GB, VC17 Surrey, Putney Heath | William Charles Richard Watson | William Charles Richard Watson | 29/7/1935 | SLBI |
| Rubus altiarcuatus | IE, VCH2 North Kerry, Torc | William Charles Richard Watson | William Charles Richard Watson | 13/8/1935 | SLBI |
| Rubus leptothyrsos | IE, VCH2 North Kerry, Muckross | | William Charles Richard Watson | 16/8/1935 | SLBI |
| Rubus lettii | IE, Kerry, Dingle | William Charles Richard Watson | William Charles Richard Watson | 20/8/1935 | SLBI |
| Rubus iricus | IE, Kerry, Dingle | William Charles Richard Watson | William Charles Richard Watson | 22/8/1935 | SLBI |
| Rubus dentatifolius | IE, VCH1 South Kerry, Dingle | William Charles Richard Watson | | 25/8/1935 | SLBI |
| Rubus brevistaminosus | GB, VC16 West Kent, Rusthall Common | William Charles Richard Watson | William Charles Richard Watson | 21/9/1935 | SLBI |
| Rubus leptadenes | GB, VC24 Buckinghamshire, Penn | William Charles Richard Watson | William Charles Richard Watson | 5/7/1936 | SLBI |
| Rubus warrenii | GB, VC24 Buckinghamshire, Lee | William Charles Richard Watson | | 6/7/1936 | SLBI |
| Rubus warrenii | GB, VC24 Buckinghamshire, Lee | William Charles Richard Watson | William Charles Richard Watson | 6/7/1936 | SLBI |
| Rubus atrebatum | GB, VC22 Berkshire, Crowthorne | William Charles Richard Watson | William Charles Richard Watson | 8/7/1936 | SLBI |
| Rubus holerythros | GB, VC17 Surrey, Littleworth Common, Esher | William Charles Richard Watson | William Charles Richard Watson | 10/7/1936 | SLBI |
| Rubus integribasis | GB, VC17 Surrey, Weybridge | William Charles Richard Watson | William Charles Richard Watson | 10/7/1936 | SLBI |
| Rubus sectiramus | GB, VC14 East Sussex, Piltdown | William Charles Richard Watson | William Charles Richard Watson | 12/7/1936 | SLBI |
| Rubus silvaticus | GB, VC17 Surrey, Brookwood | | William Charles Richard Watson | 12/7/1936 | SLBI |
| Rubus | GB, VC14 East Sussex, Wych Cross | William Charles Richard Watson | William Charles Richard Watson | 16/7/1936 | SLBI |
| Rubus albionis | GB, VC13 West Sussex, Petworth, Bognor Common | William Charles Richard Watson | William Charles Richard Watson | 19/7/1936 | SLBI |
| Rubus rufescens | GB, VC13 West Sussex, Petworth | William Charles Richard Watson | William Charles Richard Watson | 19/7/1936 | SLBI |
| Rubus naldrettii | GB, VC13 West Sussex, Fittleworth | William Charles Richard Watson | William Charles Richard Watson | 20/7/1936 | SLBI |
| Rubus naldrettii | GB, VC13 West Sussex, Fittleworth | William Charles Richard Watson | William Charles Richard Watson | 20/7/1936 | SLBI |
| Rubus winteri | GB, VC13 West Sussex, Midhurst | William Charles Richard Watson | William Charles Richard Watson | 22/7/1936 | SLBI |
| Rubus leucandriformis | GB, VC13 West Sussex, Iping Common | William Charles Richard Watson | William Charles Richard Watson | 24/7/1936 | SLBI |
| Rubus wedgwoodiae | GB, VC13 West Sussex, Midhurst | William Charles Richard Watson | | 24/7/1936 | SLBI |
| Rubus wedgwoodiae | GB, VC13 West Sussex, Midhurst | William Charles Richard Watson | William Charles Richard Watson | 24/7/1936 | SLBI |
| Rubus glanduliger | GB, VC13 West Sussex, Lavington | William Charles Richard Watson | William Charles Richard Watson | 25/7/1936 | SLBI |
| Rubus ahenifolius | GB, VC17 Surrey, Bisley | Charles Avery | William Charles Richard Watson | 17/8/1936 | SLBI |