| Rumex palustris | GB, VC21 Middlesex, Hanwell | Richard Charles L'Estrange Burges | | 7/9/1947 | BIRM |
| Rumex palustris | GB, VC21 Middlesex, Hanwell | Richard Charles L'Estrange Burges | | 27/9/1947 | BIRM |
| Sisymbrium loeselii | GB, VC21 Middlesex, London | Richard Charles L'Estrange Burges | | 24/7/1946 | BIRM |
| Amaranthus albus | GB, VC21 Middlesex, Northolt | Richard Charles L'Estrange Burges | | 27/9/1947 | BIRM |
| Chenopodium album | GB, VC21 Middlesex, Northolt | Richard Charles L'Estrange Burges | | 27/9/1947 | BIRM |
| Rorippa palustris | GB, VC17,VC21, Barnes Bridge | Richard Charles L'Estrange Burges | | 4/7/1942 | BIRM |
| Viola canina var. ericetorum | GB, VC22 Berkshire, Burghfield | Richard Charles L'Estrange Burges | | 16/5/1937 | BIRM |
| Viola palustris | GB, VC22 Berkshire, Burghfield Heath | Richard Charles L'Estrange Burges | | 16/5/1937 | BIRM |
| Crocus vernus | GB, VC22 Berkshire, Inkpen | Richard Charles L'Estrange Burges | | 26/3/1939 | BIRM |
| Carex acuta | GB, VC22 Berkshire, Loddon Bridge | Richard Charles L'Estrange Burges | | 16/5/1937 | BIRM |
| Sium erectum | GB, VC22 Berkshire, Oxford | Richard Charles L'Estrange Burges | | 6/8/1932 | BIRM |
| Lysimachia vulgaris | GB, VC22 Berkshire, Radley | Richard Charles L'Estrange Burges | | 6/8/1932 | BIRM |
| Nasturtium sylvestre | GB, VC22 Berkshire, Radley | Richard Charles L'Estrange Burges | | 6/8/1932 | BIRM |
| Fragaria vesca | GB, VC23 Oxfordshire, Adwell | Richard Charles L'Estrange Burges | | 24/4/1949 | BIRM |
| Galium mollugo | GB, VC23 Oxfordshire, Charlbury | Richard Charles L'Estrange Burges | | 28/7/1935 | BIRM |
| Galium mollugo x verum = G. x ochroleucum | GB, VC23 Oxfordshire, Charlbury | Richard Charles L'Estrange Burges | | 28/7/1935 | BIRM |
| Galium verum | GB, VC23 Oxfordshire, Charlbury | Richard Charles L'Estrange Burges | | 12/8/1934 | BIRM |
| Geranium rotundifolium | GB, VC23 Oxfordshire, Charlbury | Richard Charles L'Estrange Burges | | 6/8/1939 | BIRM |
| Valerianella dentata | GB, VC23 Oxfordshire, Charlbury | Richard Charles L'Estrange Burges | | 28/7/1935 | BIRM |
| Inula conyzae | GB, VC23 Oxfordshire, Crowell | Richard Charles L'Estrange Burges | | 19/9/1936 | BIRM |
| Lysimachia vulgaris | GB, VC23 Oxfordshire, Eynsham | Richard Charles L'Estrange Burges | | 8/8/1932 | BIRM |
| Aristolochia clematitis | GB, VC23 Oxfordshire, Godstow | Richard Charles L'Estrange Burges | | 8/1939 | BIRM |
| Aristolochia clematitis | GB, VC23 Oxfordshire, Godstow Nunnery | Richard Charles L'Estrange Burges | | 19/9/1936 | BIRM |
| Aristolochia clematitis | GB, VC23 Oxfordshire, Godstow Nunnery | Richard Charles L'Estrange Burges | | 19/9/1936 | BIRM |
| Carex flacca | GB, VC23 Oxfordshire, Goring | Richard Charles L'Estrange Burges | | 25/5/1935 | BIRM |
| Luzula forsteri | GB, VC23 Oxfordshire, Goring | Richard Charles L'Estrange Burges | | 25/5/1935 | BIRM |
| Scirpus lacustris | GB, VC23 Oxfordshire, Minster Lovell | Richard Charles L'Estrange Burges | | 28/7/1935 | BIRM |
| Carex diversicolor | GB, VC23 Oxfordshire, Otmoor | Richard Charles L'Estrange Burges | | 29/5/1939 | BIRM |
| Carex hirta | GB, VC23 Oxfordshire, Otmoor | Richard Charles L'Estrange Burges | | 29/5/1939 | BIRM |
| Viola canina | GB, VC23 Oxfordshire, Otmoor | Richard Charles L'Estrange Burges | | 29/5/1939 | BIRM |
| Viola canina x stagnina | GB, VC23 Oxfordshire, Otmoor | Richard Charles L'Estrange Burges | | 29/5/1939 | BIRM |
| Lysimachia nummularia | GB, VC23 Oxfordshire, Oxford | Richard Charles L'Estrange Burges | | 9/7/1932 | BIRM |
| Reseda luteola | GB, VC23 Oxfordshire, Oxford | Richard Charles L'Estrange Burges | | 11/8/1934 | BIRM |
| Sium erectum | GB, VC23 Oxfordshire, Oxford | Richard Charles L'Estrange Burges | | 6/8/1932 | BIRM |
| Apium nodiflorum | GB, VC23 Oxfordshire, Oxford, Port Meadow | Richard Charles L'Estrange Burges | | 12/8/1939 | BIRM |
| Apium repens | GB, VC23 Oxfordshire, Oxford, Port Meadow | Richard Charles L'Estrange Burges | | 12/8/1939 | BIRM |
| Chenopodium album var. viride | GB, VC23 Oxfordshire, Oxford, Port Meadow | Richard Charles L'Estrange Burges | | 7/9/1946 | BIRM |
| Sium latifolium | GB, VC23 Oxfordshire, Oxford, Port Meadow | Richard Charles L'Estrange Burges | | 12/8/1939 | BIRM |
| Apium repens | GB, VC23 Oxfordshire, Oxford,Port Meadow | Richard Charles L'Estrange Burges | | 12/8/1939 | BIRM |
| Carum segetum | GB, VC23 Oxfordshire, Oxford,Port Meadow | Richard Charles L'Estrange Burges | | 7/9/1946 | BIRM |