| Spiranthes spiralis | GB, VC27 East Norfolk, Cley | | John Stevens Henslow | 8/1834 | BR |
| Agrostis stolonifera x Polypogon monspeliensis = x Agropogon littoralis | GB, VC27 East Norfolk, Cley | William Whitear | John Stevens Henslow William Allport Leighton | 30/6/1834 | MANCH |
| Carex lasiocarpa | GB, VC29 Cambridgeshire, Swaffham | John Stevens Henslow | | 26/5/1834 | BM |
| Carex lasiocarpa | GB, VC29 Cambridgeshire, Swaffham | John Stevens Henslow | | 26/5/1834 | E |
| Carex lasiocarpa | GB, VC29 Cambridgeshire, Swaffham | John Stevens Henslow | | 26/5/1834 | E |
| Carex paniculata | GB, VC29 Cambridgeshire, Fulbourne | John Stevens Henslow | Frederick Janson Hanbury John Thomas Irvine Boswell-Syme | 26/5/1834 | BM |
+ | Minuartia hybrida | GB, VC29 Cambridgeshire, Gog Magog Hills | John Stevens Henslow | John Hutton Balfour | 24/5/1834 | PTH |
| Tephroseris integrifolia | GB, VC29 Cambridgeshire, Gog Magog | John Stevens Henslow | | 24/5/1834 | K |
| Chenopodium urbicum | GB, VC54 North Lincolnshire, Cleethorpes | John Stevens Henslow | | 1834 | TBY |
| Festuca pratensis x Lolium perenne = x Festulolium loliaceum | GB, VC29 Cambridgeshire, Ely | John Stevens Henslow | Charles Ottley Groom | 2/9/1833 | BON |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC6 North Somerset, Bath | Charles Cardale Babington | John Stevens Henslow | 9/1833 | CGE |
| Calluna vulgaris var. hirsuta | GB, VC106,VC107, Bonar Bridge | Graham | John Stevens Henslow | 1/8/1833 | BIRM |
| 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 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 |
| Poa alpina | GB, VC49 Caernarvonshire, Snowdon | E Holmes | John Stevens Henslow | 7/1832 | 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 |
| Poa alpina | GB, VC90 Angus, Glen Isla | Robert Kaye Greville | John Stevens Henslow | 1832 | BIRM |
| Mentha aquatica x spicata = M. x piperita | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 9/9/1831 | CGE |
+ | Peucedanum palustre | GB, VC29 Cambridgeshire, Burwell Fen | John Stevens Henslow | John Hutton Balfour | 19/8/1831 | PTH |
+ | Matthiola sinuata | GB, VC48 Merionethshire, Barmouth | John Stevens Henslow | Charles Bailey John Wilson Rimington Spencer Henry Bickham | 8/1831 | MANCH |
+ | Iberis amara | GB, VC22 Berkshire, Streatley | John Stevens Henslow | Charles Bailey James Ward | 6/1831 | MANCH |
| Crocus flavus | GB, VC26 West Suffolk, Great Barton | Joseph Dalton Hooker William Christy | John Stevens Henslow | 3/1831 | BIRM |
| Astragalus danicus | GB, VC81 Berwickshire | George Johnston | John Stevens Henslow Leicester Darwall Beatrice Frederica Lovibond | 1831 | K |
| Inula helenium | GB, VC40 Shropshire, Frodesley | John Stevens Henslow | Charles Bailey John Wilson Rimington | 5/9/1830 | MANCH |
+ | Iberis amara | GB, VC23 Oxfordshire, Ipslow | John Stevens Henslow | Warrington Museum William Wilson | 1/9/1830 | MANCH |
| Cuscuta epithymum | GB, VC22 Berkshire, Carleigh | J Downes John Stevens Henslow | | 4/8/1830 | K |
+ | Silene noctiflora | GB, VC29 Cambridgeshire, Bottisham | John Stevens Henslow | Warrington Museum William Wilson | 7/7/1830 | MANCH |
+ | Pulsatilla vulgaris | GB, VC29 Cambridgeshire, Gog Magog Hills | John Stevens Henslow | William Wilson | 28/4/1830 | MANCH |
+ | Lathyrus aphaca | GB, VC29 Cambridgeshire, Cambridge,Hinton | John Stevens Henslow | Warrington Museum William Wilson | 1/4/1830 | MANCH |
| Crocus biflorus | GB, VC26 West Suffolk, Great Barton | Charles James Fox Bunbury | John Stevens Henslow | 19/3/1830 | BIRM |
| Crocus flavus | GB, VC26 West Suffolk, Barton | Charles James Fox Bunbury | John Stevens Henslow | 19/3/1830 | BIRM |
+ | Otanthus maritimus | GB, VC25 East Suffolk, Dunwich | John Stevens Henslow | Warrington Museum William Wilson | 7/8/1829 | MANCH |
| Daucus carota | GB, VC30 Bedfordshire, Potton | John Stevens Henslow | John Stevens Henslow | 22/6/1829 | BIRM |
+ | Fumaria parviflora | GB, VC29 Cambridgeshire, Swaffham Prior | John Stevens Henslow | Warrington Museum William Wilson | 22/6/1829 | MANCH |
+ | Silene otites | GB, VC26 West Suffolk, Mildenhall | Hooker John Stevens Henslow William Borrer | Warrington Museum William Wilson | 3/6/1829 | MANCH |
+ | Fritillaria meleagris | GB, VC25 East Suffolk, Mickfield | John Stevens Henslow | Warrington Museum William Wilson | 14/5/1829 | MANCH |
+ | Fumaria parviflora | GB, VC29 Cambridgeshire | John Stevens Henslow | Chenevix-Trench | 1829 | MANCH |