| 6001 | Herbarium Image: Myriophyllum alterniflorum |
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| 6002 | Herbarium Image: Myriophyllum alterniflorum |
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| 6003 | Herbarium Image: Myriophyllum verticillatum |
|---|
| 6004 | Herbarium Image: Myriophyllum verticillatum |
|---|
| 6005 | Herbarium Image: Myriophyllum spicatum |
|---|
| 6006 | Water quality in Anglian Region : the first five years |
|---|
| 6007 | Herbarium Image: Myriophyllum spicatum |
|---|
| 6008 | Herbarium Image: Oenanthe lachenalii |
|---|
| 6009 | Herbarium Image: Oenanthe aquatica |
|---|
| 6010 | Herbarium Image: Oenanthe aquatica |
|---|
| 6011 | Review of environmental statement Rive Axe option : implications for water quality |
|---|
| 6012 | Herbarium Image: Riccia fluitans |
|---|
| 6013 | Herbarium Image: Utricularia vulgaris |
|---|
| 6014 | Herbarium Image: Utricularia minor |
|---|
| 6015 | Herbarium Image: Utricularia intermedia |
|---|
| 6016 | Herbarium Image: Utricularia intermedia |
|---|
| 6017 | Herbarium Image: Utricularia intermedia |
|---|
| 6018 | Herbarium Image: Utricularia intermedia |
|---|
| 6019 | Herbarium Image: Utricularia intermedia |
|---|
| 6020 | Herbarium Image: Utricularia intermedia |
|---|
| 6021 | Herbarium Image: Utricularia vulgaris |
|---|
| 6022 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
|---|
| 6023 | The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
|---|
| 6024 | Environmental progress made in a business like way : National Rivers Authority annual report and accounts 1992/93 |
|---|
| 6025 | Solway Firth and adjacent estuaries : summary of 1992 surveys |
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