Listes floristiques macrophytes

La Loire à Villerest 04013000

Date prélèvement 12/08/2012
IBMR 8.22
Robustesse 8.05
Recouvrement UR1 94.00%
Faciès UR1 ch. lentique (94%)
Recouvrement UR2 6.00%
Faciès UR2 autre (6%)
Taxon Code % rec taxon UR1 % rec taxon UR2 % station
Myriophyllum spicatum MYRSPI 39.24 7.43 37.3295
Oedogonium sp. OEDSPX 18.66 88.6 22.8593
Callitriche hamulata CALHAM 14.76 0.86 13.9276
Fontinalis antipyretica FONANT 8.86 1.89 8.4389
Cladophora sp. CLASPX 1.7 34.29 3.658
Melosira sp. MELSPX 2.36 17.74 3.2826
Octodiceras fontanum OCTFON 3.05 6.86 3.2765
Hydrodictyon sp. HYISPX 1.99 20.71 3.1117
Potamogeton crispus POTCRI 2.1 0.09 1.9747
Potamogeton berchtoldii POTBER 1.67 0.29 1.5838
Polygonum hydropiper POLHYD 0.71 13.27 1.4677
Sparganium emersum fo. Longissimum SPAEML 0.95 0.31 0.9136
Amblystegium riparium AMBRIP 0.67 0.01 0.6273
Vaucheria sp. VAUSPX 0.61 0 0.5755
Potamogeton natans POTNAT 0.48 0 0.4476
Alisma plantago-aquatica ALIPLA 0.29 0 0.2686
Callitriche brutia CALBRU 0 2.7 0.1618
Jaaginema sp. 0.04 1.14 0.1084
Stigeoclonium sp. STISPX 0.04 1.14 0.1084
Bulbochaete sp 0.07 0.03 0.0633
Elodea nuttalii ELONUT 0.05 0 0.0448
Potamogeton trichoides POTTRI 0 0.64 0.0386
Audouinella sp. AUDSPX 0.02 0.01 0.023
Lemanea sp. LEASPX 0.02 0.01 0.023
Phalaris arundinacea PHAARU 0 0.11 0.0069
Rorippa sylvestris 0 0.09 0.0051
Lythrum salicaria LYTSAL 0 0.01 0.0006
Rorippa amphibia RORAMP 0 0.01 0.0006
Bidens tripartita BIDTRI 0 0.01 0.0006
Mentha aquatica MENAQU 0 0.01 0.0006