| Zostera noltei | GB, VC9 Dorset, Hamworthy | Edward Shearburn Marshall | | 24/9/1891 | SLBI |
| Zostera noltei | GB, VC9 Dorset, Parkstone | Edward Shearburn Marshall | | 23/9/1891 | SLBI |
| Zannichellia pedunculata | IE, VCH22,VCH31, Queensborough | Edward Shearburn Marshall | Edward Shearburn Marshall William Hadden Beeby | 25/5/1889 | SLBI |
| Zannichellia palustris subsp. pedicellata | GB, VC16 West Kent, Port Victoria | Edward Shearburn Marshall | Augustin Ley Edward Shearburn Marshall | 28/6/1893 | BIRM |
| Zannichellia palustris | GB, VC15 East Kent, Westenhanger | Edward Shearburn Marshall | Augustin Ley Edward Shearburn Marshall | 15/7/1893 | BIRM |
| Zannichellia palustris | GB, VC17 Surrey, Hascombe | Edward Shearburn Marshall | | 24/7/1894 | SLBI |
| Zannichellia palustris | GB, VC90 Angus, Rescobie Loch | Edward Shearburn Marshall | Edward Shearburn Marshall William Hadden Beeby | 16/7/1892 | SLBI |
| Zannichellia palustris | IE, VCH12 Co. Wexford, Wexford | Edward Shearburn Marshall | Allan Octavian Hume Frederick Townsend | 12/6/1897 | SLBI |
+ | Woodsia alpina | GB, VC87 West Perthshire, Glen Falloch | Edward Shearburn Marshall | | 23/7/1890 | PTH |
| Viola tricolor x arvensis = V. x contempta | GB, VC111 Orkney, Stromness | Edward Shearburn Marshall | William Hadden Beeby | 16/7/1900 | SLBI |
| Viola tricolor subsp. tricolor | GB, VC108 West Sutherland, Tongue | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley | 24/5/1900 | BIRM |
| Viola tricolor subsp. saxatilis | GB, VC15 East Kent, Sandling Park | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley | 2/8/1894 | BIRM |
| Viola tricolor subsp. saxatilis | GB, VC97 West Inverness-shire, Glen Spean [NN28] | Edward Shearburn Marshall William Andrew Shoolbred | Botanical Exchange Club of The British Isles Augustin Ley | 28/7/1896 | BIRM |
| Viola tricolor subsp. saxatilis | GB, VC97 West Inverness-shire, Glen Spean [NN28] | Edward Shearburn Marshall William Andrew Shoolbred | Botanical Exchange Club of The British Isles William Hadden Beeby | 28/7/1896 | SLBI |
| Viola tricolor subsp. curtisii | GB, VC109 Caithness, Links of Dunnet | Edward Shearburn Marshall | William Hadden Beeby | 30/5/1900 | SLBI |
+ | Viola tricolor | GB, VC15 East Kent, Sandling Park | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Charles Bailey | 2/8/1894 | MANCH |
+ | Viola tricolor | GB, VC15 East Kent, Sandling Park | Edward Shearburn Marshall | Charles Bailey | 8/1894 | MANCH |
| Viola tricolor | GB, VC15 East Kent, Sandling Park | Edward Shearburn Marshall | Allan Octavian Hume Edward Shearburn Marshall Frederick Townsend | 2/8/1894 | SLBI |
+ | Viola tricolor | GB, VC97 West Inverness-shire, Glen Spean [NN28] | Edward Shearburn Marshall William Andrew Shoolbred | Charles Bailey | 28/7/1896 | MANCH |
| Viola tricolor | GB, VC97 West Inverness-shire, Glen Spean [NN28] | Edward Shearburn Marshall William Andrew Shoolbred | Botanical Exchange Club of The British Isles William Hunt Painter | 28/7/1896 | ABS |
| Viola tricolor | GB, VC97 West Inverness-shire, Roybridge | Edward Shearburn Marshall | Allan Octavian Hume | 28/7/1896 | SLBI |
+ | Viola tricolor | GB, VC108 West Sutherland, Melvich | Edward Shearburn Marshall | Watson Botanical Exchange Club Charles Bailey | 15/7/1915 | MANCH |
| Viola riviniana x reichenbachiana = V. x bavarica | GB, VC13 West Sussex, Graffham | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Charles Bailey Edward Shearburn Marshall | 6/5/1901 | MANCH |
| Viola riviniana x reichenbachiana = V. x bavarica | GB, VC13 West Sussex, Graffham | Edward Shearburn Marshall | Allan Octavian Hume Frederick Townsend | 6/5/1901 | SLBI |
| Viola riviniana x lactea | GB, VC5 South Somerset, Crowcombe GB, VC5 South Somerset, West Monkton Cultivated | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Douglas Montague Heath | 18/5/1914 | BIRM |
| Viola riviniana x lactea | GB, VC13 West Sussex, Graffham | Edward Shearburn Marshall | William Hunt Painter | 6/5/1901 | ABS |
| Viola riviniana x canina = V. x intersita | GB, VC17 Surrey, Milford | Edward Shearburn Marshall | William Hadden Beeby | 23/5/1891 | SLBI |
+ | Viola riviniana x canina = V. x intersita | GB, VC46 Cardiganshire, Aberarth | Edward Shearburn Marshall | Charles Bailey | 23/8/1899 | MANCH |
| Viola riviniana x canina = V. x intersita | GB, VC46 Cardiganshire, Aberarth | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Edward Francis Linton William Hunt Painter | 23/8/1899 | ABS |
| Viola riviniana x canina = V. x intersita | GB, VC46 Cardiganshire, Aberarth | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley | 23/8/1899 | BIRM |
| Viola riviniana | | Edward Shearburn Marshall | | 2/5/1894 | SLBI |
| Viola riviniana | GB, VC3 South Devon, Dawlish | Edward Shearburn Marshall | William Hadden Beeby | 24/4/1889 | SLBI |
| Viola riviniana | GB, VC13 West Sussex, Graffham | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley Edward Shearburn Marshall | 6/5/1901 | BIRM |
| Viola riviniana var. minor | GB, VC13 West Sussex, Houghton | Edward Shearburn Marshall | Augustin Ley E Side Edward Shearburn Marshall | 3/5/1902 | BIRM |
| Viola riviniana | GB, VC16 West Kent, Chiddingstone | Edward Shearburn Marshall | Allan Octavian Hume Frederick Townsend | 2/5/1894 | SLBI |
| Viola riviniana | GB, VC17 Surrey, Elstead | Edward Shearburn Marshall | Croydon Natural History and Scientific Society | 4/8/1888 | SLBI |
| Viola riviniana | GB, VC17 Surrey, Elstead | Edward Shearburn Marshall | William Hadden Beeby | 4/8/1888 | SLBI |
| Viola riviniana | GB, VC17 Surrey, Haslemere | Edward Shearburn Marshall | | 19/5/1894 | SLBI |
| Viola riviniana | GB, VC34 West Gloucestershire, Tidenham | Edward Shearburn Marshall | | 11/6/1907 | GLR |
| Viola reichenbachiana | GB, VC15 East Kent, Ringwold | Edward Shearburn Marshall | William Hadden Beeby | 8/5/1889 | SLBI |