| Anemone nemorosa | GB, VC28 West Norfolk, Colkirk | W Horton-Smith | | | MANCH |
+ | Anthemis cotula | GB, VC28 West Norfolk, Fakenham,Fakenham Heath | | W Horton-Smith | | MANCH |
+ | Blysmus compressus | GB, VC28 West Norfolk, Fakenham,Fakenham Heath | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Calamintha arvensis | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Chenopodium bonus-henricus | GB, VC28 West Norfolk, Hempton | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Chenopodium murale | GB, VC28 West Norfolk, Fakenham,Little Snoring | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Chrysanthemum segetum | GB, VC28 West Norfolk, Fakenham,Fakenham Heath | | W Horton-Smith | | MANCH |
+ | Cynoglossum officinale | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Dactylorhiza majalis subsp. occidentalis | GB, VC28 West Norfolk, Colkirk Wood | W Horton-Smith | | | MANCH |
+ | Drosera anglica | | | W Horton-Smith | | MANCH |
+ | Drosera anglica | GB, VC28 West Norfolk, Fakenham,Fakenham Heath | W Horton-Smith | W Horton-Smith | | MANCH |
| Eriophorum angustifolium | GB, VC28 West Norfolk, Sculthorpe | W Horton-Smith | Manchester Museum | | MANCH |
| Festuca pratensis x Lolium perenne = x Festulolium loliaceum | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | | | MANCH |
+ | Genista anglica | GB, VC28 West Norfolk, Fakenham,Hempton Green | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Gentianella campestris | GB, VC62 North-east Yorkshire, Sandsend | B R Lucas | W Horton-Smith | | MANCH |
| Gnaphalium uliginosum | GB, VC28 West Norfolk, Fakenham | | W Horton-Smith | | MANCH |
+ | Hydrocharis morsus-ranae | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Hyoscyamus niger | GB, VC28 West Norfolk, Fakenham,Hempton Green | | W Horton-Smith | | MANCH |
| Jasione montana | GB, VC28 West Norfolk, Fakenham | | W Horton-Smith | | MANCH |
| Legousia hybrida | GB, VC28 West Norfolk, West Barsham | | W Horton-Smith | | MANCH |
+ | Melampyrum cristatum | GB, VC28 West Norfolk, Colkirk Wood | W Horton-Smith | Manchester Museum | | MANCH |
| Melica uniflora | GB, VC28 West Norfolk, Colkirk | W Horton-Smith | | | MANCH |
+ | Mentha arvensis x aquatica = M. x verticillata | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Mentha pulegium | GB, VC28 West Norfolk, Fakenham,Hempton Green | W Horton-Smith | Susannah Mary Payne W Horton-Smith | | MANCH |
+ | Nepeta cataria | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | | | MANCH |
+ | Oenanthe fistulosa | GB, VC28 West Norfolk, Malt Mill,Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Papaver argemone | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
| Paris quadrifolia | GB, VC28 West Norfolk, Colkirk Wood | W Horton-Smith | | | MANCH |
+ | Persicaria laxiflora | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Persicaria minor | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Platanthera chlorantha | GB, VC28 West Norfolk, Colkirk Wood | W Horton-Smith | W Horton-Smith | | MANCH |
| Potamogeton pusillus | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | | | MANCH |
+ | Potentilla argentea | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
| Primula veris | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | | | MANCH |
| Rorippa palustris | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | | | MANCH |
| Sanicula europaea | | W Horton-Smith | | | MANCH |
+ | Scandix pecten-veneris | GB, VC28 West Norfolk, Fakenham | | W Horton-Smith | | MANCH |
+ | Spergula arvensis | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |
+ | Stellaria palustris | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | | | MANCH |
+ | Torilis arvensis | GB, VC28 West Norfolk, Fakenham | W Horton-Smith | W Horton-Smith | | MANCH |