+ | Hyoscyamus niger | | John Stevens Henslow | Manchester Museum | 1826 | MANCH |
| Isolepis cernua | IE, VCH16,VCH27, Leenane | Charles Cardale Babington | John Stevens Henslow | 25/8/1835 | BIRM |
| Calluna vulgaris var. hirsuta | GB, VC106,VC107, Bonar Bridge | Graham | John Stevens Henslow | 1/8/1833 | BIRM |
| Helictotrichon planiculmis | GB, VC100 Clyde Islands, Arran Cultivated | J Hooker | John Stevens Henslow | | BIRM |
| Salix arbuscula | GB, VC98 Argyllshire, Ben Cruachan | J Hooker | John Stevens Henslow | | BIRM |
| Poa alpina | GB, VC90 Angus, Glen Isla | Robert Kaye Greville | John Stevens Henslow | 1832 | BIRM |
| Carex nigra | GB, VC90 Angus, Clova Mountains | Robert Kaye Greville | John Stevens Henslow | 1832 | BIRM |
| Molinia caerulea | GB, VC90 Angus, Clova Mountains | Graham Robert Kaye Greville | John Stevens Henslow | 1832 | BIRM |
| Carex dioica | GB, VC88 Mid Perthshire, Breadalbane Mountains | William Wilson | John Stevens Henslow | 27/7/1827 | BIRM |
| Mentha arvensis x spicata = M. x gracilis | GB, VC83 Midlothian, Roslin | John Hutton Balfour | John Stevens Henslow | 9/1835 | CGE |
| Astragalus danicus | GB, VC81 Berwickshire | George Johnston | John Stevens Henslow Leicester Darwall Beatrice Frederica Lovibond | 1831 | K |
| Isolepis cernua | GB, VC74 Wigtownshire, East Tarbet | Balfour | John Stevens Henslow | | BIRM |
| Mentha aquatica x spicata = M. x piperita var. crispa | GB, VC68 North Northumberland, Langleeford | Charles Cardale Babington | George Johnston John Stevens Henslow | 10/9/1834 | CGE |
| Mentha aquatica x spicata = M. x piperita | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 9/9/1831 | CGE |
| Pyrola minor | GB, VC65 North-west Yorkshire, Richmond | John Stevens Henslow | John Eddowes Bowman | | MANCH |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 25/3/1842 9/4/1842 22/4/1842 21/6/1842 9/7/1842 23/7/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 9/4/1842 27/6/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 11/5/1842 to 8/6/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 7/4/1842 9/7/1842 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC65 North-west Yorkshire, Easby | James Ward | John Stevens Henslow | 4/5/1842 16/7/1842 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC64 Mid-west Yorkshire, Settle | John Howson | John Stevens Henslow | 8/1833 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC64 Mid-west Yorkshire, Settle | John Howson | John Stevens Henslow | 8/1833 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC64 Mid-west Yorkshire, Ripon | Samuel Hailstone | John Stevens Henslow | | CGE |
+ | Bupleurum rotundifolium | GB, Lancashire, Lancashire | John Stevens Henslow | Warrington Museum William Wilson | 23/7/1825 to 11/9/1871 | MANCH |
| Carex canescens | GB, VC58,VC59, Warrington | | John Ball John Stevens Henslow | | E |
| Mentha aquatica x spicata = M. x piperita | GB, VC59 South Lancashire, Warrington | William Wilson | John Stevens Henslow | 9/1825 to 9/1826 | CGE |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC59 South Lancashire, Warrington | William Wilson | John Stevens Henslow | 8/1824 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC59 South Lancashire, Warrington | William Wilson | John Stevens Henslow | 8/1824 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC58 Cheshire, Newchurch | William Wilson | John Stevens Henslow | 11/1826 | CGE |
| Chenopodium urbicum | GB, VC54 North Lincolnshire, Cleethorpes | John Stevens Henslow | | 1834 | TBY |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Anglesey | John Stevens Henslow | John Stevens Henslow | 1826 | E |
| Poa alpina | GB, VC49 Caernarvonshire, Snowdon | E Holmes | John Stevens Henslow | 7/1832 | BIRM |
+ | Matthiola sinuata | GB, VC48 Merionethshire, Barmouth | John Stevens Henslow | Charles Bailey John Wilson Rimington Spencer Henry Bickham | 8/1831 | MANCH |
| Inula helenium | GB, VC40 Shropshire, Frodesley | John Stevens Henslow | Charles Bailey John Wilson Rimington | 5/9/1830 | MANCH |
| Carex canescens | GB, VC40 Shropshire, Ellesmere | John Stevens Henslow | Saint Bartholemews Hospital | 1835 | BM |
| Mentha arvensis x spicata = M. x gracilis | GB, VC40 Shropshire | Bell Edward Williams | John Stevens Henslow | | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC39 Staffordshire, Tutbury | Charles Cardale Babington | John Stevens Henslow | 10/9/1832 | CGE |
| Agrostis capillaris | GB, VC38 Warwickshire, Coleshill Pool | William Thomas Bree | John Stevens Henslow | 7/1832 | BIRM |
+ | Hypericum montanum | GB, VC35 Monmouthshire, Chepstow Castle | Christie and Edward Forbes John Stevens Henslow | John Hutton Balfour | 7/1838 | PTH |
| Daucus carota | GB, VC30 Bedfordshire, Potton | John Stevens Henslow | John Stevens Henslow | 22/6/1829 | BIRM |