Listes floristiques macrophytes
La Loire à Villerest 04013000
| Date prélèvement | 20/08/2009 | IBMR | 8.01 |
|---|---|
| Robustesse | 7.62 |
| Recouvrement UR1 | 84.00% |
| Faciès UR1 | ch. lotique (84%) |
| Recouvrement UR2 | 16.00% |
| Faciès UR2 | pl. lent (16%) |
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| Taxon | Code SANDRE | Code IRSTEA | % rec taxon UR1 | % rec taxon UR2 | % station |
|---|---|---|---|---|---|
| Oedogonium | 1134 | OEDSPX | 5.5 | 28 | 9.1 |
| Octodiceras fontanum | 1303 | OCTFON | 3.5 | 0.1 | 2.956 |
| Hydrodictyon | 5686 | HYISPX | 0.6 | 9.5 | 2.024 |
| Cladophora | 1124 | CLASPX | 0.01 | 10 | 1.6042 |
| Phormidium | 6414 | PHOSPX | 1.6 | 0.01 | 1.3448 |
| Vaucheria | 1169 | VAUSPX | 1.5 | 0 | 1.26 |
| Amblystegium riparium | 1219 | AMBRIP | 0.75 | 0.01 | 0.6308 |
| Audouinella | 6076 | AUDSPX | 0.5 | 0 | 0.42 |
| Myriophyllum spicatum | 1778 | MYRSPI | 0.1 | 1.5 | 0.324 |
| Potamogeton crispus | 1645 | POTCRI | 0 | 2 | 0.32 |
| Polygonum hydropiper | 1865 | POLHYD | 0.02 | 0.6 | 0.1128 |
| Potamogeton natans | 1650 | POTNAT | 0 | 0.65 | 0.104 |
| Callitriche hamulata | 1698 | CALHAM | 0.02 | 0.3 | 0.0648 |
| Phalaris arundinacea | 1577 | PHAARU | 0.05 | 0.05 | 0.05 |
| Potamogeton trichoides | 1661 | POTTRI | 0.01 | 0.25 | 0.0442 |
| Alisma plantago-aquatica | 1447 | ALIPLA | 0.02 | 0.1 | 0.0328 |
| Sparganium emersum f. longissimum | 19695 | SPAEML | 0.02 | 0.05 | 0.0248 |
| Ceratophyllum demersum | 1717 | CERDEM | 0.01 | 0.1 | 0.0244 |
| Mentha | 1790 | MENSPX | 0.01 | 0 | 0.0084 |
| Potamogeton nodosus | 1652 | POTNOD | 0.01 | 0 | 0.0084 |
| Equisetum arvense | 1384 | EQUARV | 0.01 | 0.01 | 0.005 |
| Polygonum lapathifolium | 1866 | POLLAP | 0.01 | 0 | 0.0042 |
| Iris pseudacorus | 1601 | IRIPSE | 0.01 | 0 | 0.0042 |
| Batrachospermum | 1155 | BATSPX | 0.01 | 0 | 0.0042 |
| Ranunculus fluitans | 1903 | RANFLU | 0.01 | 0 | 0.0042 |
| Stigeoclonium tenue | 5583 | STITEN | 0.01 | 0 | 0.0042 |
| Lemanea | 1159 | LEASPX | 0.01 | 0 | 0.0042 |
| Lysimachia vulgaris | 1887 | LYSVUL | 0 | 0.01 | 0.0008 |
| Lythrum salicaria | 1823 | LYTSAL | 0 | 0.01 | 0.0008 |
| Potamogeton berchtoldii | 1642 | POTBER | 0 | 0.01 | 0.0008 |
| Spirogyra | 1147 | SPISPX | 0 | 0.01 | 0.0008 |
| Veronica anagallis-aquatica | 1955 | VERANA | 0 | 0.01 | 0.0008 |
| Bidens tripartita | 1729 | BIDTRI | 0 | 0.01 | 0.0008 |
| Ranunculus sceleratus | 1913 | RANSCE | 0 | 0.01 | 0.0008 |
| Rorippa stylosa | NEWCOD | 0 | 0.01 | 0.0008 |