![info](/images/icons/cam.png) | Mentha arvensis x aquatica = M. x verticillata | GB, VC20 Hertfordshire, Hitchin | Charles Edward Moss | | 17/9/1912 | CGE |
![info](/images/icons/cam.png) | Salix fragilis x alba = S. x rubens | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Joseph Edward Little Spencer Henry Bickham | 4/6/1927 16/7/1927 | CGE |
![info](/images/icons/cam.png) | Salix fragilis x alba = S. x rubens | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Joseph Edward Little | 7/4/1921 20/6/1921 | CGE |
![info](/images/icons/cam.png) | Salix fragilis x alba = S. x rubens | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Joseph Edward Little | 27/5/1922 | CGE |
![info](/images/icons/cam.png) | Salix fragilis x triandra = S. x alopecuroides | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Joseph Edward Little | 6/5/1924 24/8/1925 | CGE |
![info](/images/icons/cam.png) | Salix pentandra x fragilis = S. x meyeriana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Spencer Henry Bickham | 22/5/1924 to 14/8/1924 | CGE |
![info](/images/icons/cam.png) | Salix viminalis x caprea = S. x smithiana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Joseph Edward Little | 12/3/1922 to 30/7/1922 | CGE |
![info](/images/icons/cam.png) | Salix viminalis x caprea = S. x smithiana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Edward Francis Linton Joseph Edward Little | 5/3/1923 4/10/1923 | CGE |
![info](/images/icons/cam.png) | Salix viminalis x caprea = S. x smithiana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Joseph Edward Little | 17/6/1921 | CGE |
![info](/images/icons/cam.png) | Salix viminalis x caprea = S. x smithiana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Joseph Edward Little | 5/3/1923 4/10/1923 | CGE |
![info](/images/icons/cam.png) | Salix viminalis x caprea = S. x smithiana | GB, VC20 Hertfordshire, Ickleford | Joseph Edward Little | Joseph Edward Little | 2/11/1922 | CGE |
![info](/images/icons/cam.png) | Salix viminalis x caprea = S. x smithiana | GB, VC20 Hertfordshire, Ickleford | Joseph Edward Little | Watson Botanical Exchange Club Joseph Edward Little | 18/4/1921 16/5/1921 | CGE |
![info](/images/icons/cam.png) | Salix fragilis x alba = S. x rubens | GB, VC20 Hertfordshire, Little Wymondley | Joseph Edward Little | Edward Francis Linton J Fraser Joseph Edward Little W H Pearsall Watson Botanical Exchange Club | 11/6/1922 | CGE |
![info](/images/icons/cam.png) | Salix fragilis x alba = S. x rubens | GB, VC20 Hertfordshire, Little Wymondley | Joseph Edward Little | Joseph Edward Little | 18/9/1922 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC20 Hertfordshire, Northaw | Spencer Henry Bickham | Spencer Henry Bickham | 13/9/1913 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC20 Hertfordshire, Northaw | Spencer Henry Bickham | Spencer Henry Bickham | 13/9/1913 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC20 Hertfordshire, Northaw | Spencer Henry Bickham | Spencer Henry Bickham | 16/9/1915 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC20 Hertfordshire, Northaw | Spencer Henry Bickham | | 20/9/1918 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC20 Hertfordshire, Northaw | Spencer Henry Bickham | Spencer Henry Bickham | 20/9/1918 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC20 Hertfordshire, Northaw | Spencer Henry Bickham | Spencer Henry Bickham | 22/9/1918 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC17 Surrey, Reigate Cultivated GB, VC20 Hertfordshire, Northaw | | | 9/1914 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC20 Hertfordshire, Northaw | Charles Edgar Salmon | Charles Edgar Salmon | 9/1914 | CGE |
![info](/images/icons/cam.png) | Salix triandra x viminalis = S. x mollissima | GB, VC20 Hertfordshire, Purwell | Joseph Edward Little | Watson Botanical Exchange Club Joseph Edward Little | 18/8/1921 11/4/1922 | CGE |
![info](/images/icons/cam.png) | Salix triandra x viminalis = S. x mollissima | GB, VC20 Hertfordshire, Purwell | Joseph Edward Little | Joseph Edward Little | 18/8/1921 12/4/1922 | CGE |
![info](/images/icons/cam.png) | Salix fragilis x alba = S. x rubens | GB, VC20 Hertfordshire, Radwell | Joseph Edward Little | Joseph Edward Little | 4/8/1921 | CGE |
![info](/images/icons/cam.png) | Salix caprea x cinerea = S. x reichardtii | GB, VC20 Hertfordshire, Saint Ippolyts | Joseph Edward Little | Joseph Edward Little | 5/6/1922 | CGE |
![info](/images/icons/cam.png) | Salix caprea x cinerea = S. x reichardtii | GB, VC20 Hertfordshire, Saint Ippolyts | Joseph Edward Little | Joseph Edward Little | 4/8/1922 | CGE |
![info](/images/icons/cam.png) | Salix caprea x cinerea = S. x reichardtii | GB, VC20 Hertfordshire, Saint Ippolyts | Joseph Edward Little | Joseph Edward Little | 25/10/1922 | CGE |
![info](/images/icons/cam.png) | Mentha arvensis x spicata = M. x gracilis | GB, VC21 Middlesex, Wembley Cultivated | Albert Bruce Jackson | | 6/1910 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita | GB, VC22 Berkshire, Didcot | George Claridge Druce | George Claridge Druce | 9/1891 | CGE |
![info](/images/icons/cam.png) | Mentha aquatica x spicata = M. x piperita | GB, VC22 Berkshire, Didcot | George Claridge Druce | | 9/1891 | CGE |
![info](/images/icons/cam.png) | Mentha arvensis x spicata = M. x gracilis | GB, VC23 Oxfordshire, Oxford | J Gray | John Durbin Gray | 1830 | CGE |
![info](/images/icons/cam.png) | Mentha arvensis x spicata = M. x gracilis | GB, VC23 Oxfordshire, Oxford | J Gray | J Gray John Durbin Gray | 1830 | CGE |
![info](/images/icons/cam.png) | Mentha spicata x suaveolens = M. x villosa | GB, VC23 Oxfordshire, Oxford | George Claridge Druce | | 9/1926 | CGE |
![info](/images/icons/cam.png) | Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC23 Oxfordshire, Oxford, Botanic Gardens Cultivated | J Gray | John Durbin Gray | 1829 | CGE |
![info](/images/icons/cam.png) | Mentha arvensis x spicata = M. x gracilis | GB, VC23 Oxfordshire, Shotover | George Claridge Druce | | 10/1889 | CGE |
![info](/images/icons/cam.png) | Mentha arvensis x spicata = M. x gracilis | GB, VC22,VC23, Oxford | | George Claridge Druce | 9/1885 | CGE |
![info](/images/icons/cam.png) | Mentha spicata x suaveolens = M. x villosa | GB, VC24 Buckinghamshire, Ellesborough | Frances Louisa Foord-Kelcey | Frances Louisa Foord-Kelcey | 15/8/1910 | CGE |
![info](/images/icons/cam.png) | Mentha spicata x suaveolens = M. x villosa | GB, VC24 Buckinghamshire, Ellesborough | Frances Louisa Foord-Kelcey | | 8/1911 | CGE |
![info](/images/icons/cam.png) | Mentha spicata x suaveolens = M. x villosa | GB, VC24 Buckinghamshire, Kimble | Frances Louisa Foord-Kelcey | Botanical Exchange Club of The British Isles Joseph Edward Little | 8/1911 | CGE |