| Scrophularia auriculata | GB, VC3 South Devon, Kingston | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley | 23/6/1894 | BIRM |
| Scrophularia auriculata | GB, VC3 South Devon, Kingston | Edward Shearburn Marshall | Alexander Somerville | 23/6/1894 | E |
| Scrophularia auriculata | GB, VC3 South Devon, Kingston | Edward Shearburn Marshall | | 23/6/1894 | SLBI |
| Centaurium erythraea var. capitatum | GB, VC3 South Devon, Malborough | Edward Shearburn Marshall | Allan Octavian Hume Edward Shearburn Marshall Frederick Townsend | 9/7/1894 | SLBI |
| Galium mollugo | GB, VC3 South Devon, Malborough | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley | 9/7/1894 | BIRM |
| Rumex rupestris | GB, VC3 South Devon, Malborough | Edward Shearburn Marshall | | 9/7/1894 | SLBI |
| Polygonum oxyspermum | GB, VC3 South Devon, Mothecombe | Edward Shearburn Marshall | Allan Octavian Hume Frederick Townsend | 7/1894 | SLBI |
| Allium vineale | GB, VC3 South Devon, Newton Abbot GB, VC3 South Devon, Teignmouth | Edward Shearburn Marshall | Augustin Ley | 16/8/1909 | BIRM |
| Carex punctata | GB, VC3 South Devon, Revelstoke | Edward Shearburn Marshall | Harold Stuart Thompson | 11/7/1894 | BIRM |
| Fumaria muralis subsp. boraei | GB, VC3 South Devon, Ringmore | Edward Shearburn Marshall | Allan Octavian Hume Frederick Townsend | 21/6/1894 | SLBI |
| Galium album | GB, VC3 South Devon, Ringmore | Edward Shearburn Marshall | Frederick Townsend | 16/7/1894 | SLBI |
| Rosa arvensis x stylosa = R. x pseudorusticana | GB, VC3 South Devon, Ringmore | Edward Shearburn Marshall | | 26/6/1894 | SLBI |
| Urtica dioica var. angustifolia | GB, VC3 South Devon, Ringmore | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley | 16/7/1894 | BIRM |
+ | Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, River Avon at Aveton Gifford | Edward Shearburn Marshall | | 1894 | BIRM |
| Fumaria capreolata subsp. babingtonii | GB, VC3 South Devon, Salcombe | Edward Shearburn Marshall | Frederick Townsend | 21/6/1894 | SLBI |
| Schoenus nigricans | GB, VC3 South Devon, Sidmouth | Edward Shearburn Marshall | Harold Stuart Thompson | 8/6/1914 | BIRM |
| Carex vulpina | GB, VC3 South Devon, Starcross | Edward Shearburn Marshall | | 15/10/1888 | SLBI |
| Allium vineale | GB, VC3 South Devon, Teignmouth | Edward Shearburn Marshall | Augustin Ley | 16/8/1909 | BIRM |
| Carex extensa | GB, VC3 South Devon, Teignmouth | Edward Shearburn Marshall | Augustin Ley Edward Shearburn Marshall | 16/8/1909 | BIRM |
| Limonium vulgare | GB, VC3 South Devon, Teignmouth | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley | 16/8/1909 | BIRM |
| Potentilla erecta x anglica = P. x suberecta | GB, VC3 South Devon, Toybridge | Edward Shearburn Marshall | Allan Octavian Hume Frederick Townsend | 13/7/1894 | SLBI |
| Potentilla erecta x reptans = P. x italica | GB, VC3 South Devon, Toybridge | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley | 13/7/1894 | BIRM |
| Salicornia dolichostachya | GB, VC4 North Devon, Braunton Burrows | Edward Shearburn Marshall | Job Edward Lousley | 11/9/1915 | SLBI |
| Scirpoides holoschoenus | GB, VC4 North Devon, Braunton Burrows | Edward Shearburn Marshall | Charles Smith Nicholson | 29/6/1901 | ABS |
| Scirpoides holoschoenus | GB, VC4 North Devon, Braunton Burrows | Edward Shearburn Marshall | Harold Stuart Thompson | 11/9/1915 | BIRM |
| Teucrium scordium | GB, VC4 North Devon, Braunton Burrows | Edward Shearburn Marshall | | 2/9/1915 | BIRM |
| Teucrium scordium | GB, VC4 North Devon, Braunton Burrows | Edward Shearburn Marshall | Croydon Natural History and Scientific Society Stafford Edwin Chandler Eric Frederic Drabble | 2/9/1915 | SLBI |
| Matthiola sinuata | GB, VC4 North Devon, Saunton Sands | Edward Shearburn Marshall | Harold Stuart Thompson | 2/9/1915 | BIRM |
| Carex leporina | GB, VC5 South Somerset, Ash Priors | Edward Shearburn Marshall | Edward Shearburn Marshall | 8/7/1916 | E |
| Carex ovalis | GB, VC5 South Somerset, Ash Priors | Edward Shearburn Marshall | | 15/5/1916 8/7/1916 | BM |
| Carex riparia | GB, VC5 South Somerset, Bathpool | Edward Shearburn Marshall | | 12/6/1905 | E |
| Polygonum | GB, VC5 South Somerset, Blue Anchor | Edward Shearburn Marshall | Watson Botanical Exchange Club S A Chambers | 20/9/1906 | SLBI |
| Berberis | GB, VC5 South Somerset, Bossington | Edward Shearburn Marshall | | 9/6/1908 | SLBI |
| Berberis | GB, VC5 South Somerset, Bossington | Edward Shearburn Marshall Spencer Henry Bickham | Watson Botanical Exchange Club Spencer Henry Bickham William Robert Sherrin | 17/8/1908 | SLBI |
| Berberis vulgaris x Mahonia aquifolium | GB, VC5 South Somerset, Bossington | Edward Shearburn Marshall | Botanical Exchange Club of The British Isles Augustin Ley | 9/6/1908 | BIRM |
| Berberis vulgaris x Mahonia aquifolium | GB, VC5 South Somerset, Bossington | Edward Shearburn Marshall | Watson Botanical Exchange Club Augustin Ley | 9/6/1908 | BIRM |
| Berberis vulgaris x Mahonia aquifolium | GB, VC5 South Somerset, Bossington | Edward Shearburn Marshall Spencer Henry Bickham | Watson Botanical Exchange Club Spencer Henry Bickham | 17/8/1908 | BIRM |
| Mentha aquatica x spicata = M. x piperita | GB, VC5 South Somerset, Bossington | Edward Shearburn Marshall | | 14/9/1907 | CGE |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC5 South Somerset, Bossington GB, VC5 South Somerset, West Monkton Cultivated | Edward Shearburn Marshall | Harold Stuart Thompson | 27/8/1915 | BIRM |
| Mentha piperita var. piperita | GB, VC5 South Somerset, Bossington | Edward Shearburn Marshall | | 1/9/1907 | CGE |