TaxonCodeEffectif
Cocconeis placentula Ehrenberg var.lineata (Ehr.)Van Heurck CPLI 77
Achnanthidium minutissimum (Kützing) Czarnecki ADMI 45
Gomphonema minutum(Ag.)Agardh f. minutum GMIN 34
Navicula cryptotenella Lange-Bertalot NCTE 34
Navicula lanceolata (Agardh) Ehrenberg NLAN 29
Rhoicosphenia abbreviata (C.Agardh) Lange-Bertalot RABB 17
Achnanthidium subhudsonis (Hustedt) H. Kobayasi ADSH 13
Melosira varians Agardh MVAR 13
Navicula gregaria Donkin NGRE 11
Planothidium frequentissimum(Lange-Bertalot)Lange-Bertalot PLFR 11
Achnanthidium catenatum (Bily & Marvan) Lange-Bertalot ADCT 9
Gomphonema rhombicum M. Schmidt GRHB 9
Mayamaea permitis (Hustedt) Bruder & Medlin MPMI 8
Encyonema silesiacum (Bleisch in Rabh.) D.G. Mann ESLE 7
NAVICULA J.B.M. Bory de St. Vincent NAVI 7
Navicula germainii Wallace NGER 7
Planothidium lanceolatum(Brebisson ex Kützing) Lange-Bertalot PTLA 7
Reimeria sinuata (Gregory) Kociolek & Stoermer RSIN 7
Gomphonema parvulum (Kützing) Kützing var. parvulum f. parvulum GPAR 6
Nitzschia dissipata (Kützing) Grunow ssp.dissipata NDIS 5
Gomphonema elegantissimum Reichardt & Lange-Bertalot in Hofmann & al. GELG 4
Nitzschia paleacea (Grunow) Grunow in van Heurck NPAE 4
Nitzschia palea (Kützing) W.Smith var. palea NPAL 4
Ulnaria ulna (Nitzsch.) Compère UULN 4
Achnanthidium rivulare Potapova &Ponader ADRI 3
Cocconeis euglypta Ehrenberg emend Romero & Jahn CEUG 3
Cocconeis pseudolineata (Geitler) Lange-Bertalot COPL 3
Sellaphora atomoides SEAT 3
Cyclotella meneghiniana Kützing CMEN 2
Fistulifera saprophila (Lange-Bertalot & Bonik) Lange-Bertalot FSAP 2
Nitzschia agnita Hustedt NAGN 2
Navicula cryptocephala Kützing NCRY 2
Nitzschia draveillensis Coste & Ricard NDRA 2
Nitzschia gracilis Hantzsch NIGR 2
Navicula reichardtiana Lange-Bertalot var. reichardtiana NRCH 2
Navicula rhynchocephala Kützing NRHY 2
Achnanthidium subatomoides (Hustedt) Monnier, Lange-Bertalot et Ector ADSO 1
Adlafia lange-bertalotii Monnier et Ector ALBL 1
Cocconeis placentula var.lineata (Ehr.)Van Heurck f. anormale CPLM 1
Navicula amphiceropsis Lange-Bertalot & Rumrich NAAM 1