| Veronica verna | GB, VC26 West Suffolk, Barnham Common | Edgar Wolston Bertram Handsley Milne-Redhead Herbert Kenneth Airy Shaw Noel Yvri Sandwith | | 6/5/1933 | K |
| Carex ericetorum | GB, VC26 West Suffolk, Eriswell | Cecil Ivry Sandwith Edgar Wolston Bertram Handsley Milne-Redhead Herbert Kenneth Airy Shaw Noel Yvri Sandwith | | 6/5/1933 | K |
| Veronica hederifolia | GB, VC26 West Suffolk, Mildenhall | Cecil Ivry Sandwith Edgar Wolston Bertram Handsley Milne-Redhead Herbert Kenneth Airy Shaw M O Shaw Noel Yvri Sandwith | | 6/5/1933 | K |
| Veronica praecox | GB, VC26 West Suffolk, Mildenhall | Cecil Ivry Sandwith Edgar Wolston Bertram Handsley Milne-Redhead Herbert Kenneth Airy Shaw Noel Yvri Sandwith | | 6/5/1933 | K |
| Veronica triphyllos | GB, VC26 West Suffolk, Mildenhall | Cecil Ivry Sandwith Edgar Wolston Bertram Handsley Milne-Redhead Herbert Kenneth Airy Shaw Noel Yvri Sandwith | | 6/5/1933 | K |
| Groenlandia densa | GB, VC26 West Suffolk, Tuddenham | Edgar Wolston Bertram Handsley Milne-Redhead Herbert Kenneth Airy Shaw Noel Yvri Sandwith | | 6/5/1933 | K |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC27 East Norfolk, Beeston Regis | Noel Yvri Sandwith | | 17/9/1962 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC28 West Norfolk, Ring Mere | Cecil Ivry Sandwith Noel Yvri Sandwith | Noel Yvri Sandwith | 21/8/1926 | K |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC29 Cambridgeshire, Linton | Noel Yvri Sandwith | | 8/8/1926 | K |
| Veronica scutellata | GB, VC30 Bedfordshire, Flitwick | Noel Yvri Sandwith | | 21/7/1946 | K |
+ | Cerastium brachypetalum | GB, VC30 Bedfordshire, Wymington | B Verdeant Edgar Wolston Bertram Handsley Milne-Redhead John George Dony Noel Yvri Sandwith | John Norton Mills | 8/5/1949 | MANCH |
| Verbascum phlomoides | GB, VC31 Huntingdonshire | John Lester Gilbert Noel Yvri Sandwith | | 4/7/1958 | K |
| Marrubium vulgare | GB, VC31 Huntingdonshire, Conington | John Lester Gilbert Noel Yvri Sandwith | | 21/9/1957 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC31 Huntingdonshire, Godmanchester | John Lester Gilbert Noel Yvri Sandwith | | 7/8/1960 | K |
| Verbascum phlomoides | GB, VC31 Huntingdonshire, Great Staughton | John Lester Gilbert Noel Yvri Sandwith | | 4/8/1958 | K |
| Verbascum phlomoides | GB, VC31 Huntingdonshire, Great Staughton | John Lester Gilbert Noel Yvri Sandwith | | 4/8/1958 | K |
| Ajuga reptans | GB, VC31 Huntingdonshire, Little Paxton | John Lester Gilbert Noel Yvri Sandwith | | 3/8/1958 | K |
| Scleranthus annuus | GB, VC31 Huntingdonshire, Molesworth | John Lester Gilbert Noel Yvri Sandwith | | 6/8/1960 | K |
| Scrophularia umbrosa | GB, VC33 East Gloucestershire, Compton Abdale | Cecil Ivry Sandwith Noel Yvri Sandwith | | 10/9/1936 | K |
| Scrophularia umbrosa | GB, VC33 East Gloucestershire, Compton Abdale | Cecil Ivry Sandwith Noel Yvri Sandwith | | 10/9/1936 | K |
| Scrophularia umbrosa | GB, VC33 East Gloucestershire, Compton Abdale | Cecil Ivry Sandwith Noel Yvri Sandwith | | 9/10/1936 | K |
| Astragalus danicus | GB, VC33 East Gloucestershire, Hatherop | Cecil Ivry Sandwith Noel Yvri Sandwith | | 6/1918 | K |
| Pulsatilla vulgaris | GB, VC33 East Gloucestershire, Snowshill | Cecil Ivry Sandwith Noel Yvri Sandwith | Harold Stuart Thompson | 23/4/1919 | BIRM |
| Thlaspi perfoliatum | GB, VC33 East Gloucestershire, Snowshill | Cecil Ivry Sandwith Noel Yvri Sandwith | Harold Stuart Thompson | 23/4/1919 | BIRM |
| Lepidium perfoliatum | GB, VC34 West Gloucestershire, Ashton Gate | Cecil Ivry Sandwith Noel Yvri Sandwith | Harold Stuart Thompson | 5/6/1918 | BIRM |
| Linaria repens | GB, VC34 West Gloucestershire, Avonmouth | Cecil Ivry Sandwith Noel Yvri Sandwith | | 21/8/1949 | K |
| Linaria vulgaris x repens = L. x sepium | GB, VC34 West Gloucestershire, Avonmouth | Cecil Ivry Sandwith Noel Yvri Sandwith | | 12/8/1956 | K |
| Lepidium graminifolium | GB, VC34 West Gloucestershire, Avonmouth Docks, Bristol | James Walter White Noel Yvri Sandwith | Watson Botanical Exchange Club James Walter White | 27/10/1925 | SLBI |
| Linaria genistifolia subsp. chloraefolia | GB, VC34 West Gloucestershire, Avonmouth Docks, Bristol | Noel Yvri Sandwith | | 16/9/1933 | K |
| Linaria vulgaris | GB, VC34 West Gloucestershire, Avonmouth Docks, Bristol | Cecil Ivry Sandwith Noel Yvri Sandwith | | 9/1935 | K |
| Linaria vulgaris | GB, VC34 West Gloucestershire, Avonmouth Docks, Bristol | Cecil Ivry Sandwith Noel Yvri Sandwith | | 9/1935 | K |
| Teucrium resupinatum | GB, VC34 West Gloucestershire, Bristol | Cecil Ivry Sandwith Noel Yvri Sandwith | | 25/10/1925 | K |
| Linaria repens | GB, VC34 West Gloucestershire, Chittening Warth | Cecil Ivry Sandwith Noel Yvri Sandwith | | 12/8/1956 | K |
| Veronica polita | GB, VC34 West Gloucestershire, Clifton | Noel Yvri Sandwith | | 29/9/1957 | K |
| Sorbus whiteana | GB, VC34 West Gloucestershire, Clifton Down | George Taylor Noel Yvri Sandwith | Job Edward Lousley | 20/9/1931 | SLBI |
| Lolium multiflorum | GB, VC34 West Gloucestershire, Eastville, Bristol | N Sandwith Noel Yvri Sandwith | Harold Stuart Thompson | 26/7/1917 | BIRM |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC34 West Gloucestershire, Golden Valley | Cecil Ivry Sandwith Noel Yvri Sandwith | | 11/9/1933 | K |
| Mentha suaveolens | GB, VC34 West Gloucestershire, Lydbrook, Worrall Hill | Edgar Wolston Bertram Handsley Milne-Redhead Noel Yvri Sandwith | | 13/8/1933 | K |
| Verbascum chaixii subsp. chaixii | GB, VC34 West Gloucestershire, Mangotsfield | Cecil Ivry Sandwith Noel Yvri Sandwith | | 10/7/1949 | K |
| Verbascum chaixii subsp. chaixii | GB, VC34 West Gloucestershire, Mangotsfield | Cecil Ivry Sandwith Noel Yvri Sandwith | | 10/7/1949 | K |