+ | Fumaria parviflora | GB, VC22 Berkshire, Streatley | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles | 9/6/1929 | MANCH |
+ | Minuartia hybrida | GB, VC20 Hertfordshire, Hertfordshire,near Welbury | Joseph Edward Little | Charles Edgar Salmon | 31/7/1914 | MANCH |
+ | Minuartia hybrida | GB, VC20 Hertfordshire, Hitchin-Hexton,High Down | Joseph Edward Little | Watson Botanical Exchange Club Anthony Hurt Wolley Dod Joseph Edward Little | 3/8/1913 | MANCH |
+ | Persicaria minor | GB, VC20 Hertfordshire, Hertford Heath,Goose Green | Joseph Edward Little | George Claridge Druce Joseph Edward Little Mary Hayward | 1/10/1913 | MANCH |
+ | Spartina maritima | GB, VC13 West Sussex | Joseph Edward Little | George Claridge Druce Mary Hayward | 24/9/1913 | MANCH |
+ | Bupleurum tenuissimum | GB, VC13 West Sussex, Chichester | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Joseph Edward Little | 24/9/1913 | MANCH |
+ | Chrysanthemum segetum | GB, VC20 Hertfordshire, Saint Ippolyts | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles | 23/10/1926 | MANCH |
| Lamium purpureum var. hybridum | GB, VC20 Hertfordshire, Great Wymondley | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles | 2/6/1928 | K |
| Medicago polymorpha | GB, VC20 Hertfordshire, Great Wymondley | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Joseph Edward Little | 8/1928 to 9/1928 | SLBI |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC40 Shropshire, Shrewsbury | | Botanical Society & Exchange Club of The British Isles Joseph Edward Little | 24/8/1917 | CGE |
| Rumex pulcher | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Job Edward Lousley | 26/7/1923 to 17/9/1923 | SLBI |
| Salix caprea x aurita = S. x capreola | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | | 29/3/1924 to 6/7/1924 | MANCH |
| Salix caprea x cinerea = S. x reichardtii | GB, VC20 Hertfordshire, Ippolyts Common | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles | 14/4/1924 to 18/7/1924 | MANCH |
| Salix cinerea x aurita = S. x multinervis | GB, VC20 Hertfordshire, Oughtonhead | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Joseph Edward Little | 12/4/1924 27/6/1924 | MANCH |
| Salix fragilis x alba = S. x rubens | GB, VC20 Hertfordshire, Little Wymondley | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Joseph Edward Little | 3/6/1924 | MANCH |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles | 22/5/1924 14/8/1924 | MANCH |
| Veronica agrestis | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Job Edward Lousley | | SLBI |
| Veronica agrestis | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Job Edward Lousley | 30/4/1930 | SLBI |
| Veronica agrestis | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Charles Edward Britton | 3/5/1930 | K |
| Veronica agrestis | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles | 30/4/1930 | K |
| Veronica agrestis | GB, VC30 Bedfordshire, Luton | Joseph Edward Little M Brown | Botanical Society & Exchange Club of The British Isles Lester Vallis Lester-Garland | 18/11/1926 15/12/1926 | K |
| Veronica agrestis | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles | 16/11/1932 | K |
| Viola tricolor x arvensis = V. x contempta | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Botanical Society & Exchange Club of The British Isles Job Edward Lousley | 9/1930 10/1930 11/1930 | SLBI |
+ | Galium tricornutum | GB, VC20 Hertfordshire, Hitchin,Langley | Joseph Edward Little | Warrington Museum William Wilson | 13/6/1911 | MANCH |
| Acer campestre var. leiocarpum | GB, VC20 Hertfordshire, Watford | Joseph Edward Little | Watson Botanical Exchange Club Albert John Crosfield Joseph Edward Little | 7/12/1922 | BIRM |
| Acer campestre var. leiocarpum | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Joseph Edward Little | 7/12/1922 | SLBI |
| Agrimonia eupatoria | GB, VC20 Hertfordshire, Sacomb | Joseph Edward Little | Watson Botanical Exchange Club | 8/1929 to 9/1929 | SLBI |
| Agrimonia procera | GB, VC13 West Sussex, Fishbourne | Joseph Edward Little Rowland John Burdon | Watson Botanical Exchange Club | 8/10/1918 | SLBI |
| Agrimonia procera | GB, VC13 West Sussex, Blackdown | Joseph Edward Little | Watson Botanical Exchange Club | 8/1929 | SLBI |
| Ajuga chamaepitys | GB, VC30,VC20, Tingley Wood | Joseph Edward Little | Watson Botanical Exchange Club | 7/1909 6/1929 | SLBI |
| Ajuga chamaepitys | GB, VC20 Hertfordshire, TIngley Wood | Joseph Edward Little | Watson Botanical Exchange Club | 6/1929 to 7/1929 | K |
| Alchemilla glabra | GB, VC65 North-west Yorkshire, Jervaulx Abbey | Joseph Edward Little | Watson Botanical Exchange Club | 1/6/1925 | SLBI |
| Alnus glutinosa | GB, VC28 West Norfolk, Wallington Hall | Joseph Edward Little | Watson Botanical Exchange Club | 23/9/1927 | SLBI |
| Alnus glutinosa | GB, VC20 Hertfordshire, Ashbrook | Joseph Edward Little | Watson Botanical Exchange Club | 1/3/1927 | SLBI |
| Alnus incana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Joseph Edward Little | 28/7/1922 | SLBI |
| Arctium minus | GB, VC20 Hertfordshire, Gt Wymondley Springs | Joseph Edward Little | Watson Botanical Exchange Club Job Edward Lousley | 22/9/1926 | SLBI |
| Artemisia campestris | GB, VC28 West Norfolk, Cranwich | Joseph Edward Little | Watson Botanical Exchange Club | 10/10/1924 | SLBI |
| Artemisia campestris | GB, VC28 West Norfolk, Cranwich | Joseph Edward Little | Watson Botanical Exchange Club Job Edward Lousley | 10/10/1924 | SLBI |
| Brassica | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Joseph Edward Little | 10/1924 | SLBI |
| Bunias orientalis | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club | 12/8/1926 | SLBI |