| Saxifraga hypnoides | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 8/7/1927 | SLBI |
| Alchemilla alpina | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 8/7/1927 | SLBI |
| Saxifraga aizoides | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 8/7/1927 | SLBI |
| Hieracium | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 8/7/1927 | SLBI |
| Juncus trifidus | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 8/7/1927 | SLBI |
| Melampyrum sylvaticum | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 8/7/1927 | SLBI |
| Melampyrum sylvaticum | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 8/7/1927 | SLBI |
| Persicaria vivipara | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 8/7/1927 | SLBI |
| Carex atrata | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 8/7/1927 | SLBI |
| Carex echinata | GB, VC88 Mid Perthshire, Ben Lawers | William Charles Richard Watson | | 12/7/1927 | SLBI |
| Rubus infestisepalus | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | | 22/8/1927 | SLBI |
| Rubus nessensis | GB, VC16 West Kent, Hayes Common | William Charles Richard Watson | William Charles Richard Watson | 28/8/1927 | SLBI |
| Vicia sepium | GB, VC17 Surrey, Box Hill | William Charles Richard Watson | | 26/5/1928 | SLBI |
| Rubus cardiophyllus | GB, VC17 Surrey, Barnes Common | William Charles Richard Watson | William Charles Richard Watson | 18/7/1928 | SLBI |
| Rubus powellii | GB, VC18 South Essex, Epping Forest | William Charles Richard Watson | | 21/7/1928 | SLBI |
| Rubus hylophilus | GB, VC16 West Kent, Hayes Cultivated | William Charles Richard Watson | William Charles Richard Watson | 24/7/1928 | SLBI |
| Rubus hylophilus | GB, VC16 West Kent, Hayes Cultivated | | William Charles Richard Watson | 24/7/1928 | SLBI |
| Rubus hirsutissimus | GB, VC36 Herefordshire, Welsh Newton Common | William Charles Richard Watson | William Charles Richard Watson | 18/8/1928 | SLBI |
| Rubus prolongatus | GB, VC36 Herefordshire, Lyonshall | William Charles Richard Watson | William Charles Richard Watson | 20/8/1928 | SLBI |
| Rubus prolongatus | GB, VC36 Herefordshire, Lyonshall | William Charles Richard Watson | William Charles Richard Watson | 20/8/1928 | SLBI |
| Rubus angloserpens | GB, VC36 Herefordshire, Upper Sapey | William Charles Richard Watson | | 23/8/1928 | SLBI |
| Rubus angloserpens | GB, VC37 Worcestershire, Southstone Rock | William Charles Richard Watson | William Charles Richard Watson | 28/8/1928 | SLBI |
| Rubus phaeocarpus | GB, VC17 Surrey, Roehampton | William Charles Richard Watson | William Charles Richard Watson | 30/8/1928 | SLBI |
| Rubus euanthinus | GB, VC11 South Hampshire, Matley Bog | William Charles Richard Watson | | 18/9/1929 | SLBI |
| Rubus hastiformis | GB, VC13 West Sussex, Devil's Dyke | William Charles Richard Watson | William Charles Richard Watson | 14/7/1930 | SLBI |
| Rubus neomalacus | GB, VC17 Surrey, Cranleigh | William Charles Richard Watson | William Charles Richard Watson | 14/7/1930 | SLBI |
| Callitriche obtusangula | GB, VC16 West Kent, Tunbridge Wells | Herbert Cecil Pugsley Herbert William Pugsley | William Charles Richard Watson | 31/5/1931 | SLBI |
| Rubus pallidus | GB, VC16 West Kent, Bostall Heath | William Charles Richard Watson | | 16/7/1931 | SLBI |
| Rubus euryanthemus | GB, VC16 West Kent, Bostall Heath | William Charles Richard Watson | | 16/7/1931 | SLBI |
| Rosa obtusifolia subsp. tomentella | GB, VC17 Surrey, Horsell Common | W Biddiscombe | William Charles Richard Watson | 24/8/1931 | SLBI |
| Rubus diversus | GB, VC16 West Kent, Abbey Wood | William Charles Richard Watson | | 5/9/1931 | SLBI |
| Rubus moylei | GB, VC17 Surrey, Wimbledon Common | William Charles Richard Watson | William Charles Richard Watson | 16/7/1932 | SLBI |
| Rubus regillus | GB, VC36 Herefordshire, Linton | | William Charles Richard Watson | 18/7/1932 | SLBI |
| Rubus acutifrons | GB, VC34 West Gloucestershire, Mitcheldean Meend | William Charles Richard Watson | William Charles Richard Watson | 19/7/1932 | SLBI |
| Rubus pallidisetus | GB, VC34 West Gloucestershire, Mitcheldean Meend | William Charles Richard Watson | | 19/7/1932 | SLBI |
| Rubus pallidisetus | GB, VC34 West Gloucestershire, Mitcheldean Meend | William Charles Richard Watson | William Charles Richard Watson | 19/7/1932 | SLBI |
| Rubus angusticuspis | GB, VC36 Herefordshire, Hope Mansell | William Charles Richard Watson | William Charles Richard Watson | 20/7/1932 | SLBI |
| Rubus platyacanthus | GB, VC36 Herefordshire, Coughton | William Charles Richard Watson | William Charles Richard Watson | 21/7/1932 | SLBI |
| Rubus crudelis | GB, VC13 West Sussex, Midhurst | William Charles Richard Watson | William Charles Richard Watson | 3/8/1932 | SLBI |
| Rubus gratus | GB, VC17 Surrey, Tooting | William Charles Richard Watson | William Charles Richard Watson | 4/7/1933 | SLBI |