| Acer campestre | GB, VC34 West Gloucestershire, Flaxley | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Acer pseudoplatanus | GB, VC34 West Gloucestershire, Flaxley | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Aconitum napellus | GB, VC33 East Gloucestershire, Hucclecote | Gustavus A Ornano St Brody | British Botanical Competition | 7/1864 | GLR |
| Agrimonia eupatoria | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 8/1864 | GLR |
| Alchemilla vulgaris agg | GB, VC33 East Gloucestershire, Cranham | Gustavus A Ornano St Brody | British Botanical Competition | 4/1864 | GLR |
| Alchemilla vulgaris agg | GB, VC33 East Gloucestershire, Glenfall | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Alchemilla vulgaris agg | GB, VC33 East Gloucestershire, Whitcomb | Gustavus A Ornano St Brody | British Botanical Competition | 4/1864 | GLR |
| Alliaria petiolata | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 6/1864 | GLR |
| Anemone apennina | GB, VC33 East Gloucestershire, Whitcomb | Gustavus A Ornano St Brody | British Botanical Competition | 6/1864 | GLR |
| Anemone nemorosa | GB, VC33 East Gloucestershire, Witcombe Wood | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Anthyllis vulneraria | GB, VC33 East Gloucestershire, Painswick Hill | Gustavus A Ornano St Brody | British Botanical Competition | 6/1864 | GLR |
| Aphanes arvensis | GB, VC33 East Gloucestershire, Prestbury | Gustavus A Ornano St Brody | British Botanical Competition | 8/1864 | GLR |
| Arabidopsis thaliana | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 6/1864 | GLR |
| Arabis hirsuta | GB, VC33 East Gloucestershire, Leckhampton | Gustavus A Ornano St Brody | British Botanical Competition | 6/1864 | GLR |
| Arenaria serpyllifolia | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 8/1864 | GLR |
| Armoracia rusticana | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 9/1865 | GLR |
| Asplenium ruta-muraria | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 9/1864 | GLR |
| Astragalus danicus | GB, VC33 East Gloucestershire, Crickley Hill | Gustavus A Ornano St Brody | British Botanical Competition | 6/1864 | GLR |
| Athyrium filix-femina | GB, VC33 East Gloucestershire, Cranham | Gustavus A Ornano St Brody | British Botanical Competition | 9/1864 | GLR |
| Athyrium filix-femina | GB, VC34 West Gloucestershire, Forest of Dean | Gustavus A Ornano St Brody | British Botanical Competition | 8/1864 | GLR |
| Atriplex patula | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 9/1864 | GLR |
| Atriplex prostrata | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 9/1864 | GLR |
| Barbarea verna | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 5/1865 | GLR |
| Barbarea vulgaris | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Beta vulgaris subsp. maritima | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 9/1865 | GLR |
| Blechnum spicant | GB, VC33 East Gloucestershire, Cranham | Gustavus A Ornano St Brody | British Botanical Competition | 8/1864 | GLR |
| Buxus sempervirens | GB, VC34 West Gloucestershire, Wotton Hill | Gustavus A Ornano St Brody | British Botanical Competition | 5/1863 | GLR |
| Caltha palustris var. guerangerii | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Cardamine amara | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 6/1864 | GLR |
| Cardamine amara | GB, VC34 West Gloucestershire, Berkeley | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Cardamine impatiens | GB, VC34 West Gloucestershire, Mitcheldean | Gustavus A Ornano St Brody | British Botanical Competition | 7/1864 | GLR |
| Cerastium fontanum subsp. holosteoides | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Cerastium glomeratum | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Cerastium glomeratum | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Cerastium semidecandrum | GB, VC34 West Gloucestershire, Over | Gustavus A Ornano St Brody | British Botanical Competition | 5/1864 | GLR |
| Chenopodium bonus-henricus | GB, VC34 West Gloucestershire, Beachley | Gustavus A Ornano St Brody | British Botanical Competition | 7/1864 | GLR |
| Chenopodium glaucum | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 9/1864 | GLR |
| Chenopodium polyspermum | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 9/1864 | GLR |
| Chenopodium urbicum | GB, VC33 East Gloucestershire, Gloucester | Gustavus A Ornano St Brody | British Botanical Competition | 9/1864 | GLR |
| Cochlearia danica | GB, VC34 West Gloucestershire, Sharpness Point | Gustavus A Ornano St Brody | British Botanical Competition | 6/1864 | GLR |