| Rorippa nasturtium-aquaticum | GB, VC57 Derbyshire, Buxton | Thomas Barker | | 7/1878 | MANCH |
+ | Silene nutans | GB, VC57 Derbyshire, Buxton | Thomas Barker | | 7/1878 | MANCH |
| Alisma plantago-aquatica | GB, VC58 Cheshire, Cheadle | Thomas Barker | | 8/1878 | MANCH |
+ | Minuartia verna | GB, VC57 Derbyshire, Monsal Dale | Thomas Barker | | 8/1878 | MANCH |
+ | Hymenophyllum wilsonii | GB, VC48 Merionethshire, Dolgellau, Torrent Walk | | Thomas Barker | 4/1879 | MANCH |
| Anemone nemorosa | GB, VC89 East Perthshire, Glen Shee | Thomas Barker | | 7/1879 | MANCH |
| Caltha palustris var. guerangerii | GB, VC97 West Inverness-shire, Laggan | | Thomas Barker | 7/1879 | MANCH |
| Carex pallescens | GB, VC88 Mid Perthshire, Glen Shee | Thomas Barker | | 7/1879 | MANCH |
+ | Cerastium alpinum | GB, VC97 West Inverness-shire, Laggan,Coire [Corrie] Ardair | Thomas Barker | | 7/1879 | MANCH |
+ | Genista anglica | GB, VC89 East Perthshire, Glen Shee | Thomas Barker | | 7/1879 | MANCH |
| Potamogeton polygonifolius | GB, VC89 East Perthshire, Glenshee | Thomas Barker | Thomas Barker | 7/1879 | MANCH |
+ | Sibbaldia procumbens | | Thomas Barker | | 7/1879 | MANCH |
+ | Trifolium strictum | Barrie | Thomas Barker | Thomas Barker | 7/1879 | MANCH |
+ | Arabis petraea | GB, VC92 South Aberdeenshire, Ben Aron | | John Harbord Lewis Thomas Barker | 13/8/1879 | MANCH |
+ | Hymenophyllum wilsonii | GB, VC49 Caernarvonshire, Glyders | | Thomas Barker | 4/1880 | MANCH |
+ | Minuartia verna | GB, VC57 Derbyshire, Castleton | Thomas Barker | | 1881 | MANCH |
| Paris quadrifolia | GB, VC34 West Gloucestershire, Dyrham | Alexander Cossart Hasse Thomas Barker | | 4/1881 | MANCH |
| Carex pallescens | GB, VC104 North Ebudes, Skye | Thomas Barker | | 7/1881 | MANCH |
+ | Drosera longifolia | GB, VC104 North Ebudes | Thomas Barker | Manchester Museum (Owens College) | 7/1881 | MANCH |
+ | Eriocaulon aquaticum | GB, VC104 North Ebudes, Sligachan | | Thomas Barker | 7/1881 | MANCH |
+ | Juncus compressus | GB, VC104 North Ebudes, Sligachan | | Thomas Barker | 7/1881 | MANCH |
| Potamogeton polygonifolius | GB, VC104 North Ebudes, Skye | | Thomas Barker | 7/1881 | MANCH |
+ | Chrysanthemum segetum | GB, VC48 Merionethshire, Llan-y-cil, Bala (between) | Thomas Barker | | 8/1881 | MANCH |
+ | Chrysanthemum segetum | GB, Mid-East Perthshire, Perthshire,Dunkeld | | Thomas Barker | 8/1881 | MANCH |
+ | Lycopodiella inundata | GB, VC88 Mid Perthshire, Dunkeld,Loch of the Lowes | Thomas Barker | | 8/1881 | MANCH |
| Potamogeton alpinus | GB, VC88 Mid Perthshire, Dunkeld | Thomas Barker | Thomas Barker | 8/1881 | MANCH |
| Potamogeton crispus | GB, VC89 East Perthshire, Dunkeld | Thomas Barker | Thomas Barker | 8/1881 | MANCH |
| Potamogeton natans | GB, VC89 East Perthshire, Dunkeld | Thomas Barker | Thomas Barker | 8/1881 | MANCH |
+ | Blysmus compressus | GB, South Wales | | Thomas Barker | 4/1882 | MANCH |
+ | Cardamine impatiens | GB, VC57 Derbyshire, Matlock | Thomas Barker | | 7/1882 | MANCH |
+ | Ophrys insectifera | GB, VC57 Derbyshire, Matlock | | Thomas Barker | 7/1882 | MANCH |
+ | Wahlenbergia hederacea | GB, VC49 Caernarvonshire, Betws-y-Coed | Thomas Barker | | 7/1882 | MANCH |
| Consolida ajacis | GB, VC49 Caernarvonshire, Deganwy | Thomas Barker | Thomas Barker | 8/1882 | MANCH |
+ | Gentianella campestris | GB, VC49 Caernarvonshire, Llandudno | Thomas Barker | | 8/1882 | MANCH |
| Inula helenium | GB, VC49 Caernarvonshire, Deganwy | | Thomas Barker | 8/1882 | MANCH |
+ | Juncus compressus | GB, VC49 Caernarvonshire, Little Orme | | Thomas Barker | 8/1882 | MANCH |
+ | Nepeta cataria | GB, VC49 Caernarvonshire, Gloddaeth | Thomas Barker | | 8/1882 | MANCH |
| Potamogeton natans | GB, VC49 Caernarvonshire, Llyn Ogwen | | Thomas Barker | 8/1882 | MANCH |
| Potamogeton polygonifolius | GB, VC49 Caernarvonshire, Nant Ffrancon | | Thomas Barker | 8/1882 | MANCH |
+ | Wahlenbergia hederacea | GB, VC49 Caernarvonshire, Capel Curig | Thomas Barker | | 8/1882 | MANCH |