| Oxalis corniculata | GB, VC2 East Cornwall, Saint Blazey | | Richard Charles L'Estrange Burges | 14/8/1946 | BIRM |
| Euphrasia borealis x scotica | GB, VC96 East Inverness-shire, Cannich | Richard Charles L'Estrange Burges | | 30/7/1950 | BIRM |
| Euphrasia brevipila x micrantha | GB, VC96 East Inverness-shire, Loch Mullardoch | Richard Charles L'Estrange Burges | | 30/7/1950 | BIRM |
| Euphrasia curta | GB, VC9 Dorset, Church Ope Cove | Richard Charles L'Estrange Burges | | 15/5/1951 | BIRM |
| Euphrasia frigida var. laxa | GB, VC49 Caernarvonshire, Devil's Kitchen | Richard Charles L'Estrange Burges | | 1945 | BIRM |
| Euphrasia frigida var. laxa | GB, VC88 Mid Perthshire, Ben Lawers | Richard Charles L'Estrange Burges | | 23/7/1948 | BIRM |
| Euphrasia frigida var. laxa | GB, VC88 Mid Perthshire, Ben Lawers | Richard Charles L'Estrange Burges | | 25/7/1948 | BIRM |
| Euphrasia micrantha | GB, Perthshire, Tummel | Richard Charles L'Estrange Burges | | 7/1939 | BIRM |
| Euphrasia nemorosa | GB, VC45 Pembrokeshire, Tenby | Richard Charles L'Estrange Burges | | 20/8/1935 | BIRM |
| Euphrasia nemorosa | GB, VC64 Mid-west Yorkshire, Grassington, Dib Scar | Richard Charles L'Estrange Burges | | 27/6/1950 | BIRM |
| Euphrasia occidentalis | GB, VC4 North Devon, Baggy Point | Richard Charles L'Estrange Burges | | 27/7/1942 | BIRM |
| Euphrasia scottica | GB, VC104 North Ebudes, Sligachan | | Richard Charles L'Estrange Burges | 19/7/1938 | BIRM |
| Euphrasia nemorosa x occidentalis | GB, VC3 South Devon, Babbacombe | Richard Charles L'Estrange Burges | | 28/5/1941 | BIRM |
| Viola canina | IE, VCH2 North Kerry, Ross Island | Richard Charles L'Estrange Burges | | 10/6/1937 | BIRM |
| Viola hirta | GB, VC23 Oxfordshire, Wychwood | Richard Charles L'Estrange Burges | | 15/4/1938 | BIRM |
| Viola hirta var. inconcinna | GB, VC23 Oxfordshire, Wychwood | Richard Charles L'Estrange Burges | | 15/4/1938 | BIRM |
| Viola lactea | GB, VC14 East Sussex, Brightling Down | Richard Charles L'Estrange Burges | | 6/6/1938 | BIRM |
| Viola odorata var. dumetorum | GB, VC34 West Gloucestershire, Bromsberrow | Richard Charles L'Estrange Burges | | 26/3/1938 | BIRM |
| Viola odorata var. dumetorum | GB, VC37 Worcestershire, Severn Stoke | Richard Charles L'Estrange Burges | | 12/3/1938 | BIRM |
| Viola palustris | GB, VC22 Berkshire, Burghfield Heath | Richard Charles L'Estrange Burges | | 16/5/1937 | BIRM |
| Viola persicifolia | GB, VC26 West Suffolk, Lakenheath | Richard Charles L'Estrange Burges | | 25/5/1952 | BIRM |
| Viola reichenbachiana | GB, VC8 South Wiltshire, Clarendon | Richard Charles L'Estrange Burges | | 19/4/1940 | BIRM |
| Viola riviniana | GB, VC8 South Wiltshire, Clarendon | Richard Charles L'Estrange Burges | | 19/4/1940 | BIRM |
| Viola tricolor subsp. saxatilis | GB, VC64 Mid-west Yorkshire, Selside | | Richard Charles L'Estrange Burges | 16/6/1935 | BIRM |
+ | Hieracium flocculosum | GB, VC108 West Sutherland, Inchnadamph | Richard Charles L'Estrange Burges | | 1/7/1952 | BIRM |
+ | Hieracium stenstroemii | GB, VC42 Breconshire, Capel-y-ffin | Richard Charles L'Estrange Burges | | 20/6/1953 | BIRM |
| Limonium lychnidifolium | | Richard Charles L'Estrange Burges | | 1948 | BIRM |
| Inula salicina | IE, VCH15 South-east Galway, Lough Derg Cultivated | Charles Earle Raven | Richard Charles L'Estrange Burges | | BIRM |
| Euphrasia borealis | GB, VC65 North-west Yorkshire, Teesdale,High Force | Richard Charles L'Estrange Burges | | 12/8/1945 | BIRM |
| Euphrasia borealis | GB, VC65 North-west Yorkshire, Teesdale,High Force | Richard Charles L'Estrange Burges | | 12/8/1945 | BIRM |
| Euphrasia brevipila x confusa | GB, VC109 Caithness, John O'groats | Richard Charles L'Estrange Burges | | 1/7/1946 | BIRM |
| Euphrasia confusa | GB, VC49 Caernarvonshire, Crib Goch GB, VC49 Caernarvonshire, Llyn Idwal | Richard Charles L'Estrange Burges | | 7/8/1944 12/8/1944 | BIRM |
| Euphrasia confusa | GB, VC65 North-west Yorkshire, Grains o' th' Beck | Richard Charles L'Estrange Burges | | 12/8/1945 | BIRM |
| Euphrasia confusa | GB, VC66 County Durham, Cauldron Snout | Richard Charles L'Estrange Burges | | 13/8/1945 | BIRM |
| Euphrasia confusa | GB, VC66 County Durham, Cauldron Snout | Richard Charles L'Estrange Burges | | 13/8/1945 | BIRM |
| Euphrasia confusa | GB, VC108 West Sutherland, Ben Loyal | Richard Charles L'Estrange Burges | | 30/6/1946 | BIRM |
| Euphrasia confusa | GB, VC109 Caithness, Dunnet Sands | Richard Charles L'Estrange Burges | | 1/7/1946 | BIRM |
| Euphrasia confusa | GB, VC109 Caithness, Holborn Head | Richard Charles L'Estrange Burges | | 3/7/1946 | BIRM |
| Euphrasia confusa | GB, VC109 Caithness, Thurso river | Richard Charles L'Estrange Burges | | 4/7/1946 | BIRM |
| Euphrasia curta | GB, VC49 Caernarvonshire, Glyder Fawr | Richard Charles L'Estrange Burges | | 4/8/1944 | BIRM |