| Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | Allan Octavian Hume Henry & James Groves | 27/6/1884 | SLBI |
| Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | Botanical Society & Exchange Club of The British Isles Alfred Fryer William Hadden Beeby | 27/6/1884 to 8/1884 | SLBI |
| Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 7/1884 | SLBI |
| Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 14/8/1887 | SLBI |
| Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 19/5/1888 | SLBI |
| Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 21/5/1888 | SLBI |
| Potamogeton natans | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | Arthur Bennett William Hadden Beeby | 8/1883 | SLBI |
| Potamogeton natans | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 28/5/1885 | SLBI |
| Potamogeton pectinatus | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | | | SLBI |
| Potamogeton pectinatus | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | | | SLBI |
| Potamogeton pectinatus | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | | | SLBI |
| Potamogeton pectinatus | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 14/8/1887 | SLBI |
| Potamogeton praelongus | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 25/9/1884 | SLBI |
| Potamogeton praelongus | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | | 28/5/1885 | SLBI |
| Sparganium emersum | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 28/8/1884 | SLBI |
| Sparganium emersum | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 9/10/1884 | SLBI |
| Sparganium erectum subsp. erectum | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 12/10/1884 | SLBI |
| Utricularia vulgaris | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 12/10/1884 | SLBI |
| Potamogeton coloratus | GB, VC29 Cambridgeshire, Welney | Alfred Fryer | | 2/5/1882 | SLBI |
| Potamogeton coloratus | GB, VC29 Cambridgeshire, Welney | Alfred Fryer | William Hadden Beeby | 6/9/1885 | SLBI |
| Carex elata | GB, VC29 Cambridgeshire, Wenny | Alfred Fryer | William Hadden Beeby | 28/3/1884 | SLBI |
| Baldellia ranunculoides | GB, VC29 Cambridgeshire, West Moor | Alfred Fryer | William Hadden Beeby | 5/1886 | SLBI |
| Butomus umbellatus | GB, VC29 Cambridgeshire, West Moor | Alfred Fryer | William Hadden Beeby | 5/1886 | SLBI |
| Potamogeton gramineus x perfoliatus = P. x nitens | GB, VC29 Cambridgeshire, Whittlesea,Blackbush Drain | Alfred Fryer | Botanical Exchange Club of The British Isles Allan Octavian Hume Frederick Townsend | 15/9/1894 | SLBI |
| Potamogeton gramineus x perfoliatus = P. x nitens | GB, VC29 Cambridgeshire, Whittlesea,Blackbush Drain | Alfred Fryer | | 18/9/1894 | SLBI |
| Potamogeton gramineus x perfoliatus = P. x nitens | GB, VC29 Cambridgeshire, Whittlesea,Blackbush Drain | Alfred Fryer | | 18/9/1894 | SLBI |
| Potamogeton lucens x gramineus = P. x zizii | GB, VC29 Cambridgeshire, Wicken | Alfred Fryer | | 1/7/1885 | SLBI |
| Carex appropinquata | GB, VC29 Cambridgeshire, Wicken Fen | Alfred Fryer | William Hadden Beeby | 18/6/1885 | SLBI |
| Carex pulicaris | GB, VC29 Cambridgeshire, Wicken Fen | Alfred Fryer | William Hadden Beeby | 24/6/1885 | SLBI |
| Atriplex hortensis | GB, VC29 Cambridgeshire, Wimblington | Alfred Fryer | | 9/1884 | SLBI |
| Carex elata | GB, VC29 Cambridgeshire, Wimblington | Alfred Fryer | Alfred Fryer William Hadden Beeby William Hadden Beeby | 12/6/1884 | SLBI |
| Luzula multiflora | GB, VC29 Cambridgeshire, Wimblington | Alfred Fryer | William Hadden Beeby | 26/5/1883 | SLBI |
| Potentilla palustris | GB, VC29 Cambridgeshire, Wimblington | Alfred Fryer | William Hadden Beeby Arthur Bennett | 9/1884 | SLBI |
| Trifolium pratense | GB, VC29 Cambridgeshire, Wimblington | Alfred Fryer | William Hadden Beeby | 17/6/1880 | SLBI |
| Viola canina | GB, VC29 Cambridgeshire, Wimblington | Alfred Fryer | William Hadden Beeby | 12/6/1887 | SLBI |
| Viola canina | GB, VC29 Cambridgeshire, Wimblington | Alfred Fryer | William Hadden Beeby | 12/6/1887 | SLBI |
| Oxalis stricta | GB, VC29 Cambridgeshire, Witcham | Alfred Fryer | Botanical Exchange Club of The British Isles William Hadden Beeby | 23/9/1886 | SLBI |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham | Alfred Fryer | | 8/8/1887 | SLBI |
| Potamogeton gramineus | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer | William Hadden Beeby | 9/10/1886 | SLBI |
| Potamogeton gramineus | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer | | 26/7/1887 | SLBI |