+ | Carex lachenalii | GB, VC92 South Aberdeenshire, Lochnagar | John Roy | Charles Bailey John Barrow | 7/1865 | MANCH |
+ | Carex maritima | GB, VC91 Kincardineshire | | Charles Bailey John Barrow | 6/1869 | MANCH |
| Carex otrubae x remota = C. x pseudoaxillaris | GB, VC58 Cheshire, Crewe | Thomas Rogers | Charles Bailey John Barrow | 6/1866 | MANCH |
+ | Centaurea calcitrapa | GB, VC14 East Sussex, Brighton | | Charles Bailey John Barrow | 8/1870 | MANCH |
+ | Centaurea cyanus | | John Barrow | Charles Bailey | 1869 | MANCH |
+ | Cephalanthera longifolia | GB, VC36 Herefordshire, Goodrich | Burton Mounsher Watkins | Charles Bailey John Barrow Henry Southall | 5/1869 | MANCH |
+ | Cerastium alpinum | GB, VC88 Mid Perthshire, Ben Lawers | John Pagan | John Barrow | 7/1889 | MANCH |
| Ceratocapnos claviculata | GB, VC70 Cumberland, Keswick | John Barrow | John Barrow | 15/6/1867 | MANCH |
+ | Chrysanthemum segetum | GB, VC59 South Lancashire, Preston, Farrington Moss | | Charles Bailey John Barrow | 6/1867 | MANCH |
| Clematis vitalba | GB, VC6 North Somerset, Bath | | Charles Bailey John Barrow | 8/1869 | MANCH |
| Clematis vitalba | GB, VC6 North Somerset, Bath | Wilson | Charles Bailey John Barrow | 4/8/1869 | BIRM |
+ | Clinopodium calamintha | GB, VC113 Channel Islands, Herm | | Charles Bailey John Barrow | 14/8/1867 | MANCH |
+ | Clinopodium menthifolium | GB, VC10 Isle of Wight, Apesdown | Frederic Stratton | Charles Bailey John Barrow | 15/8/1868 | MANCH |
| Coronopus didymus | | John Barrow | Charles Bailey John Barrow | | BIRM |
+ | Cotoneaster cambricus | GB, VC49 Caernarvonshire, Great Orme's Head | John Barrow | | 6/6/1868 | MANCH |
+ | Cuscuta epithymum | GB, VC16 West Kent, Tunbridge Wells (Se of),Sandhurst | | Charles Bailey John Barrow | 8/1868 | MANCH |
+ | Cuscuta epithymum | GB, VC113 Channel Islands, Guernsey | | Charles Bailey John Barrow | 10/8/1864 | MANCH |
+ | Cynoglossum officinale | GB, VC49 Caernarvonshire, Llandudno | | Charles Bailey John Barrow | 13/7/1867 | MANCH |
+ | Cynoglossum officinale | GB, VC57 Derbyshire, Miller's Dale | | Charles Bailey John Barrow | 14/8/1869 | MANCH |
+ | Cynoglossum officinale | GB, VC60 West Lancashire, Silverdale | | John Barrow | 9/1873 | MANCH |
+ | Cyperus longus | GB, VC113 Channel Islands, Guernsey,Cobo Bay | | Charles Bailey John Barrow | 10/8/1867 | MANCH |
| Daphne laureola | GB, VC49 Caernarvonshire, Llandudno | | Charles Bailey John Barrow | 3/6/1868 | MANCH |
+ | Dianthus deltoides | GB, VC49 Caernarvonshire, Conwy | Spencer Henry Bickham | John Barrow | 6/1862 | MANCH |
| Dipsacus pilosus | GB, VC25 East Suffolk, Framlingham | | Manchester Museum (Owens College) Charles Bailey John Barrow | 8/1870 | MANCH |
+ | Draba aizoides | GB, VC41 Glamorganshire, Pennard Castle | | Charles Bailey John Barrow Thomas Bruges Flower | 4/1889 | MANCH |
| Draba muralis | GB, VC57 Derbyshire, Buxton | John Barrow | Augustin Ley Charles Bailey John Barrow | 1866 | BIRM |
+ | Echium plantagineum | GB, VC113 Channel Islands, Jersey, Saint Brelade | | Charles Bailey John Barrow | 15/8/1867 | MANCH |
+ | Eleocharis parvula | IE, VCH20 Co. Wicklow, Arklow | Charles Bailey | Charles Bailey John Barrow Charles Bailey | 8/1868 | MANCH |
+ | Epipactis dunensis | GB, VC59 South Lancashire, Southport | | John Barrow | 5/8/1869 | MANCH |
| Epipactis helleborine | GB, VC57 Derbyshire, Goyt Valley | John Barrow | Charles Bailey John Barrow | 25/8/1866 | MANCH |
| Epipactis helleborine | GB, VC57 Derbyshire, Matlock | John Barrow | Manchester Museum Charles Bailey | 19/7/1869 | MANCH |
| Epipactis helleborine | GB, VC57 Derbyshire, Matlock | John Barrow | Charles Bailey John Barrow | 19/7/1869 | MANCH |
| Eriophorum angustifolium | GB, VC49 Caernarvonshire, Conway | John Barrow | Charles Bailey John Barrow | 4/6/1868 | MANCH |
| Eriophorum angustifolium | GB, VC59 South Lancashire, Clayton | | Charles Bailey John Barrow | 30/5/1867 | MANCH |
| Eriophorum angustifolium | GB, VC69 Westmorland, Hale Moss | John Barrow | Charles Bailey John Barrow | 5/1867 | MANCH |
+ | Euphorbia exserta | GB, VC49 Caernarvonshire, Llandudno | John Barrow | Charles Bailey John Barrow | 3/6/1868 | MANCH |
+ | Filago vulgaris | GB, VC113 Channel Islands, Sark | Charles Bailey | Charles Bailey John Barrow | 12/8/1867 | MANCH |
+ | Galeopsis angustifolia | GB, England,Miller's Oak | John Barrow | Charles Bailey | 14/8/1869 | MANCH |
+ | Galeopsis versicolor | GB, VC58 Cheshire, Hill Cliff | | Charles Bailey John Barrow | 14/7/1866 | MANCH |
+ | Genista anglica | GB, VC29 Cambridgeshire, Gamlingay | | Charles Bailey John Barrow William Williamson Newbould | 20/5/1847 | MANCH |