NACCARIA S.F.L. Endlicher Card Image
Naccaria antillana W. R. Taylor Card Image
Naccaria corymbosa J.G. Agardh Card Image
Naccaria gelatinosa J.G. Agardh Card Image
Naccaria hawaiiana I.A. Abbott Card Image
Naccaria naccarioides (J.G. Agardh) H.B.S. Womersley & I.A. Abbott Card Image
Naccaria wiggii (Turner) S.F.L. Endlicher Card Image
NAEGELIA P.F. Reinsch Card Image
NAEGELIELLA C.F.J.E. Correns Card Image
NAEGLERIA A.G. Alexeev Card Image
NAEMATRIX E.M. Fries Card Image
NAEVISPHAERIDIUM R. Wicander Card Image
NAGYIELLA P. Palik Card Image
NAJADEA J. Schiller Card Image
Namalion lubricum var. dichotomum Crouan frat. Card Image
Namatodinium partitum Kofoid & Swezy Card Image
Namatodinium torpedo Kofoid & Swezy Card Image
Namatoradaisia gasteropodum González Guerrero Card Image
Namatoradaisia laminariae (Setchell & Gardner) Geitler Card Image
NANCYTHALIA A.J.K. Millar & W.A. Nelson INA entry
Nancythalia humulis A.J.K. Millar & W.A. Nelson INA entry
NANINFULA K. Perch-Nielsen Card Image
NANNOCERATOPSIELLA P. Tasch Card Image
NANNOCERATOPSIS Deflandre Card Image
Nannoceratopsis radiatus A. Kumar INA entry
NANNOCHLORIDOPSIS D.J. Hibberd INA entry
NANNOCHLORIDOPSIS D.J. Hibberd Card Image
NANNOCHLORIS E.C.L. Naumann Card Image
Nannochloris atomus R.W. Butcher INA entry
Nannochloris coccoides Naumann INA entry
Nannochloris maculata R.W. Butcher INA entry
Nannochloris oculata M.R. Droop INA entry
Nannochloris salina D.J. Hibberd INA entry
NANNOCHLOROPSIS D.J. Hibberd INA entry
NANNOCHLOROPSIS D.J. Hibberd Card Image
Nannochloropsis gaditana L.M. Lubián INA entry
Nannochloropsis granulata B. Karlson & D. Potter INA entry
Nannochloropsis limnetica L. Krienitz, D. Hepperle, H.-B. Stich, & W. Weiler INA entry
Nannochloropsis oceanica S. Suda & H. Miyashita INA entry
Nannochloropsis oculata (M.R. Droop) D.J. Hibberd INA entry
Nannochloropsis salina D.J. Hibberd INA entry
NANNOCHRYSIS A.A. Pascher Card Image
NANNOCOCCOLITHUS S.I. Shumenko Card Image
NANNOCONUS E. Kamptner Card Image
NANNOCORBIS C. Müller Card Image
NANNOKLOSTER A.A. Pascher Card Image
NANNOMONAS C.A. Hoare Card Image
NANNOPATINA H. Stradner Card Image
NANNOTETRASTER E. Martini & H. Stradner Card Image
NANNOTETRINA M.V. Achuthan & H. Stradner Card Image
NANNOTURBA C. Müller Card Image
NANNOTURBA Carla Müller INA entry
Nannoturba robusta Carla Müller INA entry
Nannoturba spinosa Carla Müller INA entry
NANNOTURBELLA P. Brönnimann & H. Stradner Card Image
NANOCHLORUM C. Wilhelm, G. Eisenbeis, Wild & R. Zahn Card Image
Nanochlorum eukaryotum C. Wilhelm, G. Eisenbeis, A. Wild, & R. Zahn INA entry
NANOCOCCUS J.H. Oehler INA entry
Nanococcus vulgaris J.H. Oehler INA entry
NANOFRUSTULUM F.E. Round, H. Hallsteinsen, & E. Paasche INA entry
Nanofrustulum shiloi (J.J. Lee, C.W. Reimer, & M.E. McEnery) F.E. Round, H. Hallsteinsen, & E. Paasche INA entry
NANONEIS R.E. Norris Card Image
NANOPERA S.M. Wilson & G.T. Kraft INA entry
Nanopera merrifieldiae (J. Agardh) S.M. Wilson & G.T. Kraft INA entry
NANOPORA A. Wood Card Image
NANSENELLEAE O. Dragastan INA entry
NANURUS H.L. Skuja Card Image
NARDOA G. Zanardini Card Image
NAUMANNIELLA P. Dorff Card Image
NAUNEMA C.G. Ehrenberg Card Image
Naunema americanum C.G. Ehrenberg Card Image
Naunema amphioxys C.G. Ehrenberg Card Image
Naunema arbuscula C.G. Ehrenberg Card Image
Naunema balticum (C.G. Ehrenberg) C.G. Ehrenberg Card Image
Naunema beatorum C.G. Ehrenberg Card Image
Naunema dillwynii (C.A. Agardh ?) C.G. Ehrenberg Card Image
Naunema fruticulosum F.T. Kützing Card Image
Naunema hoffmanni (C.A. Agardh) C.G. Ehrenberg Card Image
Naunema micans C.G. Ehrenberg Card Image
Naunema parasiticum C.G. Ehrenberg Card Image
Naunema simplex C.G. Ehrenberg Card Image
NAUPLIICOLA V.I. Michajlov Card Image
NAUTOCAPSA H. Ettl & O. Ettl Card Image
NAUTOCOCCOPSIS L. Geitler Card Image
NAUTOCOCCUS A.A. Korshikov Card Image
Nautococcus minutus (G. Arce & H.C. Bold) F.A.C. Kouwets INA entry
Nautococcus verrucosus I.Yu. Kostikov INA entry
Navicuia crassa Gregory Card Image
NAVICULÉES Corda INA entry
NAVICULA Bory Card Image
NAVICULA division CALONEIS Cleve in Cleve & Grove Card Image
NAVICULA Gruppe LIMOSAE Grunow Card Image
NAVICULA sect. DIPLONEIS Karsten Card Image
NAVICULA sect. FISTULATAE D. McCall Card Image
NAVICULA sect. PSEUDO-AMPHIPRORA Cleve Card Image
NAVICULA subg. AURICULA Patrick Card Image
NAVICULA subg. DECUSSATA R. Patrick INA entry
NAVICULA subg. GYROSIGMA (Hassall) Kützing Card Image
NAVICULA subg. NAVICULA Ehrenberg Card Image
NAVICULA subg. PINNULARIA Ehrenberg Card Image
NAVICULA subg. SURIRELLA Ehrenberg Card Image
NAVICULA {Gruppen sensu Grunow [second card]} Card Image
NAVICULA {Gruppen sensu Grunow} Card Image
NAVICULA {subg. MUELLERIA Frenguelli & subg. PARACALONEIS Frenguelli} Card Image
NAVICULA {subgenera sensu Schütt [second card]} Card Image
NAVICULA {subgenera sensu Schütt} Card Image
Navicula ? arcus Ehrenberg Card Image
Navicula ? asperula (Ehrenberg) Kützing Card Image
Navicula ? bartholomei Cleve Card Image
Navicula ? hyalina (Ehrenberg) Kützing Card Image
Navicula ? libellus Gregory Card Image
Navicula ? lineolata Ehrenberg Card Image
Navicula ? pellucida (Kützing) Ehrenberg Card Image
Navicula ? quadrifasciata Ehrenberg Card Image
Navicula ? trinodis Ehrenberg Card Image
Navicula [firma var.] tumescens Grunow Card Image
Navicula [maxima var.?] excentrica (Grunow) Grunow Card Image
Navicula abaujensis Pantocsek Card Image
Navicula abbottii Cholnoky & Claus Card Image
Navicula abbreviata Grunow Card Image
Navicula abdita Krasske Card Image
Navicula abdita Manguin Card Image
Navicula abducta Manguin Card Image
Navicula abelioensis Foged Card Image
Navicula aberrans R. Simonsen INA entry
Navicula aberrans R. Simonsen Card Image
Navicula abica J.R. Carter Card Image
Navicula abiskoensis Hustedt INA entry
Navicula abiskoensis Hustedt Card Image
Navicula abiskoensis var. tibestii Manguin Card Image
Navicula abnormis ? Castracane Card Image
Navicula abnormis Grunow Card Image
Navicula aboensis (Cleve ) Hustedt Card Image
Navicula abonuensis Foged Card Image
Navicula abraensis Foged Card Image
Navicula abrupta (Gregory) Donkin Card Image
Navicula abrupta var. compressa M. Peragallo Card Image
Navicula abrupta var. densestriata Østrup Card Image
Navicula abrupta var. linearis P. Schulz Card Image
Navicula abruptoides Hustedt INA entry
Navicula abruptoides Hustedt Card Image
Navicula abscondita Hustedt Card Image
Navicula absoluta Hustedt Card Image
Navicula abstrusa Hustedt Card Image
Navicula abuensis Foged Card Image
Navicula abunda Hustedt Card Image
Navicula abundoides Cholnoky Card Image
Navicula acacia Harting Card Image
Navicula accedens Hustedt Card Image
Navicula acceptata Hustedt INA entry
Navicula acceptata Hustedt Card Image
Navicula accommoda f. robusta Foged Card Image
Navicula accommoda Hustedt Card Image
Navicula accommoda Hustedt in Messikommer Card Image
Navicula accomoda Hustedt INA entry
Navicula accurata Hustedt Card Image
Navicula acephala Héribaud Card Image
Navicula acephala Schoeman Card Image
Navicula achnanthoides Skvortzov Card Image
Navicula achnanthoides Østrup Card Image
Navicula achthera M.H. Hohn & Hellerman Card Image
Navicula acidobionta Lange-Bertalot INA entry
Navicula acidobionta Lange-Bertalot Card Image
Navicula acidophila Cholnoky Card Image
Navicula acrosphaeria (Brébisson) Kützing Card Image
Navicula acrosphaeria var. bacillaris Héribaud Card Image
Navicula acrosphaeria var. badeana Héribaud & Peragallo Card Image
Navicula acrosphaeria var. elongata Héribaud Card Image
Navicula acrosphaeria var. fossilis Lauby Card Image
Navicula acrosphaeria var. laevis M. Peragallo & Héribaud Card Image
Navicula acrosphaeria var. minor M. Peragallo & Héribaud Card Image
Navicula acrosphaeria var. sandvicensis A.W.F. Schmidt Card Image
Navicula actinota G.W. Andrews Card Image
Navicula acuminata (Kützing) Kützing Card Image
Navicula acuminata (Smith) Ralfs Card Image
Navicula acus Cleve Card Image
Navicula acus Cleve Card Image
Navicula acus Ehrenberg Card Image
Navicula acus var. minuta Cleve-Euler Card Image
Navicula acuta (W. Smith) [Hustedt] Card Image
Navicula acuta (W. Smith) O'Meara Card Image
Navicula acuta (W. Smith) Schütt Card Image
Navicula acuta Kützing Card Image
Navicula acuta Meister Card Image
Navicula acuta Meister Card Image
Navicula acuta Skvortzov Card Image
Navicula acutirostris Hustedt Card Image
Navicula acutiuscula (Gregory) Ralfs Card Image
Navicula adamantiformis Archibald Card Image
Navicula adamata Hustedt Card Image
Navicula adami Pantocsek Card Image
Navicula adampeensis Foged Card Image
Navicula adamsii Cholnoky Card Image
Navicula addaae Pantocsek Card Image
Navicula addicta Hustedt Card Image
Navicula adhaerens Mereschkowsky Card Image
Navicula admenda M.H. Hohn & Hellerman Card Image
Navicula adminii D. Roberts & A. McMinn INA entry
Navicula admissa Hustedt Card Image
Navicula adnata Hustedt Card Image
Navicula adnatoides Cholnoky Card Image
Navicula adonis J. Brun Card Image
Navicula adonis var. gibbosa J. Brun Card Image
Navicula adriatica Grunow Card Image
Navicula adsidua R. Archibald Card Image
Navicula adumbrata Cholnoky Card Image
Navicula adumbrata M.H. Hohn & Hellerman Card Image
Navicula advena A.W.F. Schmidt Card Image
Navicula adversa Krasske Card Image
Navicula adversatrix Pantocsek Card Image
Navicula aedifex Pantocsek Card Image
Navicula aegyptiaca Salah Card Image
Navicula aemula Grunow Card Image
Navicula aemula var.? major Cleve & Grove Card Image
Navicula aequalis (Ehrenberg) Kützing Card Image
Navicula aequalis Ehrenberg Card Image
Navicula aequatorialis Heiden Card Image
Navicula aequinoctialis Montagne Card Image
Navicula aequoria Hustedt INA entry
Navicula aequoria Hustedt Card Image
Navicula aerophila Krasske INA entry
Navicula aerophila Krasske Card Image
Navicula aestimata Hustedt Card Image
Navicula aestiva Donkin Card Image
Navicula aestiva var. rhombica P. Petit Card Image
Navicula aestuarii Brébisson ex Kützing INA entry
Navicula aestuarii Brébisson ex Kützing Card Image
Navicula affinis Ehrenberg INA entry
Navicula affinis Ehrenberg Card Image
Navicula affinis f. minor Frenguelli Card Image
Navicula affinis f. minor Suringar Card Image
Navicula affinis var. amphirhynchus (Ehrenberg) Grunow Card Image
Navicula affinis var. ampliata (Ehrenberg) Frenguelli Card Image
Navicula affinis var. ampliata f. minor Frenguelli Card Image
Navicula affinis var. firma (Kützing) Rabenhorst Card Image
Navicula affinis var. genuina Grunow Card Image
Navicula affinis var. intermedia Dippel Card Image
Navicula affinis var. producta (W. Smith) Rabenhorst Card Image
Navicula affinis var. undulata Grunow Card Image
Navicula affirmata Leuduger-Fortmorel Card Image
Navicula africana Ehrenberg Card Image
Navicula africana Hustedt Card Image
Navicula agellus Ehrenberg Card Image
Navicula aggerica E. Reichardt INA entry
Navicula aggerica E. Reichardt Card Image
Navicula aggesta Hustedt Card Image
Navicula aglaos Hohn Card Image
Navicula agma M.H. Hohn & Hellerman Card Image
Navicula agmastriata M.H. Hohn & Hellerman Card Image
Navicula agnewii Cholnoky Card Image
Navicula agnita Hustedt Card Image
Navicula agnita Hustedt Card Image
Navicula agrestiformis H.P. Gandhi INA entry
Navicula agrestis Hustedt Card Image
Navicula agulhasica Cholnoky Card Image
Navicula aikenenses Patrick Card Image
Navicula ajajensis Skabichevskií Card Image
Navicula ajenaensis Foged Card Image
Navicula aketechiensis Foged Card Image
Navicula akimensis Foged Card Image
Navicula aktinoides Skuja Card Image
Navicula alaskana Patrick & Freese Card Image
Navicula alata Ehrenberg Card Image
Navicula albinensis Grunow Card Image
Navicula alea M.H. Hohn & Hellerman Card Image
Navicula aleemi Hustedt in Hustedt & Aleem Card Image
Navicula algeriensis Montagne Card Image
Navicula algida Grunow Card Image
Navicula algor M.H. Hohn & Hellerman Card Image
Navicula aliena Krasske Card Image
Navicula allista M.H. Hohn & Hellerman Card Image
Navicula allmaniana (Gregory) Ralfs Card Image
Navicula allorgei Manguin Card Image
Navicula alpestris Grunow Card Image
Navicula alpestris var. inflata Pantocsek Card Image
Navicula alpestris var. minima R. d'Aubart Card Image
Navicula alpestris var. tatrica Gutwinski Card Image
Navicula alpha Cholnoky Card Image
Navicula alpha Cleve Card Image
Navicula alpina (W. Smith.) Grunow Card Image
Navicula alternans b minor Schumann Card Image
Navicula alternans Schumann Card Image
Navicula alterofasciata Kooijman Card Image
Navicula altiplanensis Rumrich & H. Lange-Bertalot INA entry
Navicula amabilis Hustedt Card Image
Navicula ambigua A.W.F. Smith Card Image
Navicula ambigua Ehrenberg INA entry
Navicula ambigua Ehrenberg Card Image
Navicula ambigua f. craticula Van Heurck Card Image
Navicula ambigua f. craticularis Istvánffi Card Image
Navicula ambigua var. aubertii (Héribaud) Frenguelli Card Image
Navicula ambigua var. heribaudi Gallik Card Image
Navicula ambigua-perizonata Schumann Card Image
Navicula ambiqua var. capitata Østrup Card Image
Navicula americana Ehrenberg INA entry
Navicula americana Ehrenberg Card Image
Navicula americana f. delicatula Moiseeva Card Image
Navicula americana f. lignitica Hustedt Card Image
Navicula americana f. minor M. Peragallo & Héribaud Card Image
Navicula americana f. pumicata Heiden Card Image
Navicula americana var. alastos M.H. Hohn & Hellerman Card Image
Navicula americana var. bacillaris M. Peragallo & Héribaud Card Image
Navicula americana var. genuina f. hankensis Skvortzov Card Image
Navicula americana var. genuina Mayer Card Image
Navicula americana var. parallela Mayer Card Image
Navicula americana var. yberai Frenguelli Card Image
Navicula amerinda J.R. Carter Card Image
Navicula amica Cleve & Grunow Card Image
Navicula amici -- Card Image
Navicula amicii -- Card Image
Navicula amicii Spencer Card Image
Navicula amicorum Grunow Card Image
Navicula amicorum var. madagascarensis Cleve Card Image
Navicula ammophila f. minuta 'Grunow' Card Image
Navicula ammophila Grunow Card Image
Navicula ammophila var. degenerans Grunow Card Image
Navicula ammophila var. flanatica (Grunow) Cleve Card Image
Navicula ammophila var. genuina Cleve-Euler Card Image
Navicula ammophila var. intermedia Grunow Card Image
Navicula ammophila var. lata Cleve-Euler Card Image
Navicula ammophila var. lata Karsten Card Image
Navicula ammophila var. oestrupii Cleve-Euler Card Image
Navicula ammophila var.? beckii Pantocsek Card Image
Navicula amnicola M.H. Hohn & Hellerman Card Image
Navicula amoena Cleve Card Image
Navicula amoena Manguin Card Image
Navicula amoena Manguin Card Image
Navicula amoenaeformis Manguin Card Image
Navicula amphibola Cleve INA entry
Navicula amphibola f. alaskaensis Foged Card Image
Navicula amphibola f. rectangularis Foged Card Image
Navicula amphibola var. arctica Patrick & Freese Card Image
Navicula amphibola var. asymmetrica (Lagerstedt) A. Cleve-Euler Card Image
Navicula amphibola var. baicalensis Skvortzov & Meyer Card Image
Navicula amphibola var. curta Skvortzov Card Image
Navicula amphibola var. gracilis Skvortzow & Meyer Card Image
Navicula amphibola var. mandschurica Skvortzov Card Image
Navicula amphibola var. perrieri Peragallo & Héribaud Card Image
Navicula amphibola var. polymorpha P. Fusey Card Image
Navicula amphibola var. stauroneiformis Peragallo & Héribaud Card Image
Navicula amphibola var. subsalina Skvortzov Card Image
Navicula amphiceropsis H. Lange-Bertalot & Rumrich INA entry
Navicula amphiceros Kützing Card Image
Navicula amphigomphus b striata Kützing Card Image
Navicula amphigomphus Ehrenberg INA entry
Navicula amphigomphus Ehrenberg Card Image
Navicula amphilepta Ehrenberg Card Image
Navicula amphioxys Ehrenberg Card Image
Navicula amphioxys Ehrenberg Card Image
Navicula amphipleuroides Hustedt INA entry
Navicula amphipleuroides Hustedt Card Image
Navicula amphirhynchus Ehrenberg Card Image
Navicula amphirhynchus var. acuminata Pero Card Image
Navicula amphirhynchus var. major M. Peragallo & Héribaud Card Image
Navicula amphirhynchus var. majus -- Card Image
Navicula amphirrhina Ehrenberg Card Image
Navicula amphisbaena b. sphaerophora (Kützing) Rabenhorst Card Image
Navicula amphisbaena Bory Card Image
Navicula amphisbaena var. fuscata (Schumann) Grunow Card Image
Navicula amphisbaena var. obtusa Carruthers Card Image
Navicula amphisphenia Ehrenberg Card Image
Navicula amphistylus (Ehrenberg) Kützing Card Image
Navicula amphora Brun Card Image
Navicula amphora Ehrenberg Card Image
Navicula amphoroides O'Meara Card Image
Navicula ampliata Ehrenberg Card Image
Navicula ampliata var. minor M. Peragallo & Héribaud Card Image
Navicula amygdalina f. tenera Moiseeva Card Image
Navicula anassae Cholnoky Card Image
Navicula anatis M.H. Hohn & Hellerman Card Image
Navicula anca J.R.Carter Card Image
Navicula anceps (Ehrenberg) Mann Card Image
Navicula anceps var. amphicephala (Kützing) Hustedt INA entry
Navicula anceps var. elongata (Cleve) Hustedt INA entry
Navicula anceps var. gracilis (Ehrenberg) Hustedt INA entry
Navicula anceps var. linearis (Ehrenberg) Hustedt INA entry
Navicula ancilla Hendey Card Image
Navicula ancisa Hustedt Card Image
Navicula ancora Weisse Card Image
Navicula anderabensis Foged Card Image
Navicula anderssonii Cleve Card Image
Navicula andesitica Pantocsek Card Image
Navicula andicola (Cleve) Schütt Card Image
Navicula andium Frenguelli Card Image
Navicula andrussowii Pantocsek Card Image
Navicula anenuta Fusey Card Image
Navicula angelorum Cleve Card Image
Navicula angleana Lauby Card Image
Navicula anglica f. elongata Østrup Card Image
Navicula anglica f. minor Istvánffii Card Image
Navicula anglica f. minor Limanowska INA entry
Navicula anglica f. minor Limanowska Card Image
Navicula anglica Ralfs INA entry
Navicula anglica Ralfs Card Image
Navicula anglica var. genuina Meister Card Image
Navicula anglica var. minuta Cleve Card Image
Navicula anglica var. signata Hustedt Card Image
Navicula anglica var. subcruciata Grunow Card Image
Navicula anglica var. subsalsa (Grunow) Cleve Card Image
Navicula anglica var. subsalsa f. major Cleve-Euler Card Image
Navicula anglophila Lange-Bertalot Card Image
Navicula anglophila var. signata (Hustedt) Lange-Bertalot Card Image
Navicula angolensis Cholnoky Card Image
Navicula angulata Quekett INA entry
Navicula angulati J. Quekett Card Image
Navicula angulosa f. angustior Rabenhorst Card Image
Navicula angulosa Gregory Card Image
Navicula angusta Grunow Card Image
Navicula angustata Ehrenberg Card Image
Navicula angustata var. flanatica (Grunow) Rabenhorst Card Image
Navicula angustata W. Smith Card Image
Navicula anguste-fasciata Østrup Card Image
Navicula anhuiensis J.G. Yang INA entry
Navicula ankobraensis Foged Card Image
Navicula anna Hendey Card Image
Navicula annexa Hustedt Card Image
Navicula annulana var. baikalensis Skvortzov Card Image
Navicula annulata Grunow Card Image
Navicula anopaia Cholnoky Card Image
Navicula antarctica Frenguelli Card Image
Navicula antarctica Karsten Card Image
Navicula antediluviana Hustedt Card Image
Navicula anthracis Cleve & Brun Card Image
Navicula antillarum (Cleve & Grunow) A. Mann Card Image
Navicula antillarum (Cleve & Grunow) Mann Card Image
Navicula antillarum (Cleve) Schütt Card Image
Navicula antiqua Cleve-Euler Card Image
Navicula antiqua Skvortzov Card Image
Navicula antonii H. Lange-Bertalot INA entry
Navicula aparta Frenguelli Card Image
Navicula aperta Schumann Card Image
Navicula apia (Ehrenberg) Kützing Card Image
Navicula apiculata (Greville) A. Cleve-Euler INA entry
Navicula apiculata (Greville) Cleve-Euler Card Image
Navicula apiculata Brébisson Card Image
Navicula apiculata f. minima ? A.W.F. Schmidt Card Image
Navicula apiculata var. maculifera Grunow Card Image
Navicula apiculata W. Smith ex Gregory Card Image
Navicula aponina (Kützing) Kützing Card Image
Navicula aponina b brachysira Kützing Card Image
Navicula appendiculata (C. Agardh) Kützing Card Image
Navicula appendiculata f. exilis (Grunow) Rabenhorst Card Image
Navicula appendiculata var. a lanceolata Grunow Card Image
Navicula appendiculata var. brevis R. d'Aubert Card Image
Navicula appendiculata var. exilis Grunow Card Image
Navicula appendiculata var. irrorata Grunow Card Image
Navicula appendiculata var. obtusa (Ehrenberg ) Rabenhorst Card Image
Navicula appendiculata var.? budensis Grunow Card Image
Navicula appendiculata var.? naveana Grunow Card Image
Navicula applanata Hustedt Card Image
Navicula applicita f. tenuis Hustedt Card Image
Navicula applicita Hustedt Card Image
Navicula applicitoides Hustedt Card Image
Navicula apposita Hustedt Card Image
Navicula approximata [var. approximata] f. manca (A.W.F. Schmidt) Hustedt Card Image
Navicula approximata [var. approximata] f. morei (O'Meara) Hustedt Card Image
Navicula approximata f. elongata Hustedt Card Image
Navicula approximata f. typica Cleve Card Image
Navicula approximata Greville INA entry
Navicula approximata Greville Card Image
Navicula approximata var. couperi (Bailey) Cleve Card Image
Navicula approximata var. finitima (Cleve) Hustedt Card Image
Navicula approximata var. kittoniana (A. Schmidt) Cleve Card Image
Navicula approximata var. mexicana Heiden Card Image
Navicula approximata var. schleinitzii (Janisch) Hustedt Card Image
Navicula approximata var. substauroneiformis Grunow INA entry
Navicula approximata var. substauroneiformis Grunow Card Image
Navicula approximatella f. glabra Hustedt Card Image
Navicula approximatella Hustedt INA entry
Navicula approximatella Hustedt Card Image
Navicula approximatoides Hustedt INA entry
Navicula approximatoides Hustedt Card Image
Navicula apsteinii Pantocsek Card Image
Navicula apta Hustedt Card Image
Navicula aquaeductae (Krasske) Krasske Card Image
Navicula aquaeductae f. latiora Skvortzov Card Image
Navicula aquaedurae Lange-Bertalot INA entry
Navicula aquaedurae Lange-Bertalot INA entry
Navicula aquitaniae J. Brun & Héribaud Card Image
Navicula aquitaniae var. undulata J. Brun & Héribaud Card Image
Navicula aquosa Archibald Card Image
Navicula arabica Grunow Card Image
Navicula arabica Grunow ex A. Schmidt INA entry
Navicula aradina Pantocsek Card Image
Navicula aranaria [var.] sublinearis (Østrup) Boyer Card Image
Navicula arata Grunow Card Image
Navicula arata var. minor A. Cleve-Euler Card Image
Navicula arata var. producta Pantocsek Card Image
Navicula arata var. validior Pantocsek Card Image
Navicula arcana Pantocsek Card Image
Navicula archeriana O'Meara INA entry
Navicula archeriana O'Meara Card Image
Navicula archibaldiana Foged Card Image
Navicula arctica Cleve Card Image
Navicula arcuata Heiden Card Image
Navicula arcuata Pantocsek Card Image
Navicula arcus Ehrenberg INA entry
Navicula ardis Hohn Card Image
Navicula ardua Mann Card Image
Navicula arenaria Donkin Card Image
Navicula arenaria var. rostellata Lange-Bertalot Card Image
Navicula arenaria var. stricta Peragallo Card Image
Navicula arenariaeformis Pantocsek Card Image
Navicula arenicola Grunow Card Image
Navicula arenicola var. laticeps P. Schulz Card Image
Navicula arenosa Lauby Card Image
Navicula arenula M.H. Hohn & Hellerman Card Image
Navicula areolata Hustedt Card Image
Navicula areschougiana Grunow Card Image
Navicula arguens Skvortzov Card Image
Navicula argunensis Skvortzov Card Image
Navicula argunensis var. jeniseyensis Skvortzov Card Image
Navicula argutiola M.H. Hohn & Hellerman Card Image
Navicula argutula Hustedt INA entry
Navicula argutula Hustedt Card Image
Navicula arida W. Bock INA entry
Navicula arida W. Bock Card Image
Navicula armata J.R.Carter Card Image
Navicula arraniensis O'Meara Card Image
Navicula artemidis Cholnoky Card Image
Navicula artificiosa Heiden Card Image
Navicula arvensiformis J.R. Carter Card Image
Navicula arvensis f. major É. Manguin INA entry
Navicula arvensis f. major Manguin Card Image
Navicula arvensis Hustedt Card Image
Navicula arvensis var. dubia H. Lange-Bertalot INA entry
Navicula arvensis var. dubia Lange-Bertalot Card Image
Navicula arvensis var. major H. Lange-Bertalot INA entry
Navicula arvensis var. major Lange-Bertalot Card Image
Navicula arvensoides Hustedt Card Image
Navicula arverna M. Peragallo & Héribaud Card Image
Navicula arverna var. stauroneiformis Peragallo & Héribaud Card Image
Navicula asanwinsoensis Foged Card Image
Navicula asellus Weinhold ex Hustedt INA entry
Navicula ashantiensis Foged Card Image
Navicula asiatica Meister Card Image
Navicula asklepieionensis Foged Card Image
Navicula aspera Ehrenberg Card Image
Navicula aspera var. hungarica Pantocsek Card Image
Navicula aspera var. intermedia Grunow Card Image
Navicula aspera var. pulchella (W. Smith) Cleve [Frenguelli] Card Image
Navicula aspergilla J.R. Carter & P. Denny INA entry
Navicula aspergilla J.R. Carter & P. Denny Card Image
Navicula aspersa Hustedt Card Image
Navicula assula Cholnoky Card Image
Navicula assuloides Giffen Card Image
Navicula assymetrica Pantocsek Card Image
Navicula astrolabensis Hendey Card Image
Navicula asymbasia M.H. Hohn & Hellerman Card Image
Navicula asymetrica Pantocsek Card Image
Navicula asymmetrica Cleve Card Image
Navicula atacamae Hustedt INA entry
Navicula atacamae Hustedt Card Image
Navicula atacamana Patrick Card Image
Navicula atalos Hohn Card Image
Navicula atomarius Skvortzov Card Image
Navicula atomoides Grunow Card Image
Navicula atomoides var. subserians Grunow Card Image
Navicula atomus (Kützing) Grunow Card Image
Navicula atomus var. alcimonica E. Reichardt INA entry
Navicula atomus var. circularis Østrup Card Image
Navicula atomus var. excelsa (Krasske) Lange-Bertalot Card Image
Navicula atomus var. nipponica Skvortzov Card Image
Navicula atomus var. permitis (Hustedt) Lange-Bertalot Card Image
Navicula atomus var. recondita (Hustedt) Lange-Bertalot Card Image
Navicula attenuata (Kützing) Kützing Card Image
Navicula aubertii Héribaud Card Image
Navicula aueri Krasske Card Image
Navicula auklandica Grunow Card Image
Navicula aulacophaena Ehrenberg Card Image
Navicula aurangabadensis Sarode & Kamat Card Image
Navicula aurantiaca Schoeman Card Image
Navicula auriculata Hustedt INA entry
Navicula auriculata Hustedt Card Image
Navicula aurora Sovereign Card Image
Navicula australica (A. Schmidt) Cleve Card Image
Navicula austroshetlandica Carlson Card Image
Navicula avenacea (Rabenhorst) Brébisson ex Grunow Card Image
Navicula avenacea Brébisson Card Image
Navicula avenaceoides f. linearis Gandhi Card Image
Navicula avenaceoides Gandhi Card Image
Navicula avittata (Cholnoky) Cholnoky Card Image
Navicula avonensis Round Card Image
Navicula baardsethii Cleve-Euler Card Image
Navicula baccata J. Brun Card Image
Navicula bachmannii Hustedt INA entry
Navicula bachmannii Hustedt Card Image
Navicula bacillaris Gregory Card Image
Navicula bacillaris var. constricta Frenguelli Card Image
Navicula bacillaris var. cruciata f. lanceolata O. Müller Card Image
Navicula bacillaris var. cruciata f. linearis O. Müller Card Image
Navicula bacillaris var. cruciata f. subrostrata O. Müller Card Image
Navicula bacillaris var. cruciata O. Müller Card Image
Navicula bacillaris var. inconstantissima Grunow Card Image
Navicula bacillaris var. thermalis Grunow Card Image
Navicula bacillaris var.? fontinalis Grunow Card Image
Navicula bacillifera Pantocsek Card Image
Navicula bacilliformis Grunow Card Image
Navicula bacilliformis var. bullata Østrup Card Image
Navicula bacilliformis var. cruciata Hustedt Card Image
Navicula bacilliformis var. genuina Mayer Card Image
Navicula bacilliformis var. intermedia Manguin Card Image
Navicula bacilliformis var. neglecta Mayer Card Image
Navicula bacilliformis var. subcapitata Østrup Card Image
Navicula bacilloides Hustedt Card Image
Navicula bacillum Ehrenberg INA entry
Navicula bacillum Ehrenberg Card Image
Navicula bacillum Ehrenberg Card Image
Navicula bacillum f. delicatula J.R. Carter & Denny Card Image
Navicula bacillum f. lanceolata (Østrup) Hustedt Card Image
Navicula bacillum f. trinodis J.B. Petersen Card Image
Navicula bacillum f. undulata Istvánffi Card Image
Navicula bacillum var. capita Gandhi Card Image
Navicula bacillum var. densestriata Østrup Card Image
Navicula bacillum var. elongata Skvortzov Card Image
Navicula bacillum var. gregoryana Cleve & Grunow INA entry
Navicula bacillum var. gregoryana Grunow Card Image
Navicula bacillum var. hankensis Skvortzov Card Image
Navicula bacillum var. jeniseyensis Skvortzov Card Image
Navicula bacillum var. jogensis Gandhi Card Image
Navicula bacillum var. lepida (Gregory) Cleve Card Image
Navicula bacillum var. major f. baicalensis Skvortzov & Meyer Card Image
Navicula bacillum var. major Héribaud Card Image
Navicula bacillum var. parallela Skvortzov Card Image
Navicula bacillum var. rectangularis Manguin Card Image
Navicula bacillum var.? mexicana Grunow Card Image
Navicula bacterium Frenguelli Card Image
Navicula bacula M.H. Hohn & Hellerman Card Image
Navicula baculus Cleve Card Image
Navicula bahiensis Zimmermann Card Image
Navicula bahuensoides Foged Card Image
Navicula bahusiensis (Grunow) Cleve Card Image
Navicula bahusiensis (Grunow) Grunow Card Image
Navicula bahusiensis var. arctica Grunow Card Image
Navicula bahusiensis var. istriana (Grunow) Cleve Card Image
Navicula baicalensis Skvortzov & Meyer Card Image
Navicula baileyana Grunow Card Image
Navicula baileyi -- Card Image
Navicula baileyi Cholnoky Card Image
Navicula bainii Cholnoky Card Image
Navicula balatonis Pantocsek INA entry
Navicula balatonis Pantocsek Card Image
Navicula balcanica Hustedt Card Image
Navicula baldjickiensis Heiden INA entry
Navicula baldjickiensis Heiden Card Image
Navicula balearica (Cleve) Cleve Card Image
Navicula balliformis -- Card Image
Navicula balnearis var. major W. West Card Image
Navicula baltica Ehrenberg INA entry
Navicula baltica Ehrenberg Card Image
Navicula baltica Grunow Card Image
Navicula bamboiensis Foged Card Image
Navicula bannajensis J.B. Petersen Card Image
Navicula bansoensis Foged Card Image
Navicula barbadense Vickers Card Image
Navicula barbadensis Ehrenberg Card Image
Navicula barbara Heiden INA entry
Navicula barbara Heiden Card Image
Navicula barbara var. densestriata Foged Card Image
Navicula barbarica Hustedt Card Image
Navicula barbarica var. robusta Foged Card Image
Navicula barberi Hendey Card Image
Navicula barberiana Foged Card Image
Navicula barbitos A. Schmidt INA entry
Navicula barbitos A.W.F. Schmidt Card Image
Navicula barclayana Gregory Card Image
Navicula barkeriana O'Meara Card Image
Navicula barkeriana O'Meara Card Image
Navicula barklayana 'Gregory' Card Image
Navicula barodensis H.P. Gandhi INA entry
Navicula barrowiana Patrick & Freese Card Image
Navicula basaltaeproxima f. bigibba J. Brun & Héribaud Card Image
Navicula basaltaeproxima f. recta J. Brun & Héribaud Card Image
Navicula basaltaeproxima J. Brun & Héribaud Card Image
Navicula basaltaeproxima var. longistriata Peragallo &Héribaud Card Image
Navicula basilica Brun Card Image
Navicula basillica Pantocsek Card Image
Navicula bastowii Hustedt Card Image
Navicula bauemlerii Pantocsek Card Image
Navicula bauemlerii var. interrupta Pantocsek Card Image
Navicula bawdiaensis Foged Card Image
Navicula bayleana var.? septentrionalis Østrup Card Image
Navicula bdesma Hohn Card Image
Navicula beaufortiana Hustedt Card Image
Navicula beccariana Grunow Card Image
Navicula beckii Pantocsek Card Image
Navicula begeri f. constricta Krasske Card Image
Navicula begeri Krasske Card Image
Navicula beketowii Mereschkowsky Card Image
Navicula bella Hustedt Card Image
Navicula bella Karaeva Card Image
Navicula bellatii Frenguelli Card Image
Navicula belliatula R.E.M. Archibald Card Image
Navicula bellissima Hustedt Card Image
Navicula bendaensis H.J. Schrader & J. Fenner INA entry
Navicula bendaensis H.J. Schrader & J. Fenner Card Image
Navicula bengalensis Grunow Card Image
Navicula bergeni Hohn Card Image
Navicula berriati Héribaud Card Image
Navicula berriati var. minor Heribaud Card Image
Navicula berriati var. splendida Heribaud Card Image
Navicula bertelsenii Foged Card Image
Navicula bertrandi Lauby Card Image
Navicula besarensis Giffen Card Image
Navicula beta Cleve Card Image
Navicula beyrichiana A.W.F. Schmidt Card Image
Navicula beyrichiana f. minor Pantocsek Card Image
Navicula beyrichiana var. minor 'Pantocsek' Card Image
Navicula biaculeata Cleve-Euler Card Image
Navicula biakensis Cholnoky Card Image
Navicula biblos Cleve Card Image
Navicula bicapitata Heiden Card Image
Navicula bicapitata Lagerstedt Card Image
Navicula bicapitata O'Meara Card Image
Navicula bicapitata var. constricta (Grunow) O'Meara Card Image
Navicula bicapitata var. crucifera O'Meara Card Image
Navicula bicapitata var. hybrida Grunow Card Image
Navicula bicapitata var. sulcata Héribaud Card Image
Navicula bicapitata var. truncata Østrup Card Image
Navicula bicapitellata Hustedt Card Image
Navicula bicarinata Ehrenberg Card Image
Navicula bicephala Hustedt Card Image
Navicula bicephala var. manguinii R. Maillard INA entry
Navicula biceps Bory Card Image
Navicula biceps Ehrenberg Card Image
Navicula biclavata Cleve & Grove Card Image
Navicula biconica Patrick Card Image
Navicula biconifera Morren Card Image
Navicula biconstricta Grove & Sturt Card Image
Navicula biconstricta Grunow Card Image
Navicula bicontracta Østrup Card Image
Navicula bicuneata Grunow Card Image
Navicula bicuneolus D. Metzeltin & H. Lange-Bertalot INA entry
Navicula bicuspidata Cleve & Grunow Card Image
Navicula biddulphioides Hustedt Card Image
Navicula bidentula J.B. Petersen Card Image
Navicula bievexa Hohn Card Image
Navicula bifax M.H. Hohn & Hellerman Card Image
Navicula bifissa A.W.F. Schmidt Card Image
Navicula biflexa (A. Schmidt) Giffen Card Image
Navicula biformis (Grunow) A. Mann Card Image
Navicula biformis (Grunow) Schütt Card Image
Navicula bifrons Ehrenberg Card Image
Navicula bifurcatula Hustedt Card Image
Navicula bigemmata A. Mann Card Image
Navicula biglobosa Schumann Card Image
Navicula bihastata A. Mann Card Image
Navicula bilineata Schumann Card Image
Navicula bilobata Leuduger-Fortmorel Card Image
Navicula bimaculata Pantocsek Card Image
Navicula binaria A. W.F. Schmidt Card Image
Navicula binodis Ehrenberg Card Image
Navicula binodis var. capitata Manguin Card Image
Navicula binodulosa Sullivan & Reimer Card Image
Navicula bintila J.R. Carter & Denny Card Image
Navicula bioculata Grunow ex A. Schmidt INA entry
Navicula bioculata Grunow ex A.W.F. Schmidt Card Image
Navicula bipatens Heiden Card Image
Navicula bipectinalis Schumann Card Image
Navicula bipunctata Bory Card Image
Navicula bipunctata Bory Card Image
Navicula bipunctata Grunow Card Image
Navicula bipunctata O'Meara Card Image
Navicula bipustulata Mann Card Image
Navicula birhis Hohn Card Image
Navicula birostrata Gregory Card Image
Navicula birostris (Ehrenberg) Ralfs Card Image
Navicula birostris Ehrenberg Card Image
Navicula biscalaris Brébisson Card Image
Navicula biseriata Petit Card Image
Navicula biskanteri Hustedt Card Image
Navicula bisulcata f. major M. Peragallo & Héribaud Card Image
Navicula bisulcata Lagerstedt Card Image
Navicula bisulcata var. b turgidula Lagerstedt Card Image
Navicula bita Hohn Card Image
Navicula bituminosa Pantocsek Card Image
Navicula bituminosa var. chankensis Jousé Card Image
Navicula bituminosa var. latecapitata Pantocsek Card Image
Navicula bituminosa var. robusta Pantocsek Card Image
Navicula bituminosa var. signata Pantocsek Card Image
Navicula bituminosa var. staurophora Pantocsek Card Image
Navicula bituminosa var. valida Pantocsek Card Image
Navicula bituminosa var.? cincta (Pantocsek) Cleve Card Image
Navicula bivittata Pantocsek Card Image
Navicula biwaensis (Skvortzov) T. Ohtsuka INA entry
Navicula bjoernoeyaensis D. Metzeltin, A. Witkowski, & H. Lange-Bertalot INA entry
Navicula blanda A. Schmidt Card Image
Navicula blasii Frenguelli Card Image
Navicula bleischiana Janisch & Rabenhorst Card Image
Navicula bleischii Janisch Card Image
Navicula blessingii Gran Card Image
Navicula blotii Héribaud Card Image
Navicula bodosensis Pantocsek Card Image
Navicula boeckii (Ehrenberg)Heiberg Card Image
Navicula boergesenii Østrup Card Image
Navicula bogotensis Grunow ? Card Image
Navicula bohemica Ehrenberg INA entry
Navicula bohemica Ehrenberg Card Image
Navicula bolleana (Grunow) Cleve Card Image
Navicula bolleana var. asymmetrica Cleve Card Image
Navicula bolleana var. intermedia Østrup Card Image
Navicula bolleana var.? siberica Grunow Card Image
Navicula bombiformis Leuduger-Fortmorel Card Image
Navicula bomboides A.Schmidt Card Image
Navicula bomboides var. limanense Héribaud Card Image
Navicula bomboides var. media Grunow Card Image
Navicula bomboides var. minor Héribaud & Brun Card Image
Navicula bomboides var. minor J. Brun & Héribaud Card Image
Navicula bombus (Ehrenberg) Kützing Card Image
Navicula bombus var. densestriata (A.W.F. Schmidt) A.W.F. Schmidt Card Image
Navicula bombus var. egena (A.W.F. Schmidt) A.W.F. Schmidt Card Image
Navicula bombus var. kutzingii -- Card Image
Navicula bombus var. minor Leuduger-Fortmorel Card Image
Navicula bongrainii M. Peragallo Card Image
Navicula bonnieri Lauby Card Image
Navicula borbassii ('borbássii') Pantocsek Card Image
Navicula borealis (Ehrenberg) Kützing Card Image
Navicula borealis f. minor (M. Peragallo & Héribaud) Frenguelli Card Image
Navicula borealis f. minor Frenquelli Card Image
Navicula borealis f. robusta Nave Card Image
Navicula borealis f. wagneri Éber Card Image
Navicula borealis var. fossilis Pantocsek Card Image
Navicula borealis var. linearis Héribaud Card Image
Navicula borealis var. major M. Peragallo & Héribaud Card Image
Navicula borealis var. minor M. Peragallo & Héribaud Card Image
Navicula borealis var. producta Grunow Card Image
Navicula borealis var. scalaris (Ehrenberg) Grunow Card Image
Navicula borinquensis Hagelstein Card Image
Navicula borneoensis Hustedt Card Image
Navicula borrichii J.B. Petersen Card Image
Navicula borrichii var. subcapitata J.B. Petersen Card Image
Navicula borrichii var. undulata J.B. Petersen Card Image
Navicula borussica Cleve Card Image
Navicula borussica Cleve Card Image
Navicula boryana Pantocsek Card Image
Navicula boseana Skvortzov Card Image
Navicula boseana var. bacillum Skvortzov Card Image
Navicula bossvikensis S. Busse & P. Snoeijs INA entry
Navicula bosumtwiensis Foged Card Image
Navicula botteriana Grunow Card Image
Navicula botteriana var. minor Grunow Card Image
Navicula bottnica f. acuta J.R. Carter & P. Denny INA entry
Navicula bottnica f. acuta J.R. Carter & P. Denny Card Image
Navicula bottnica Grunow Card Image
Navicula bottnica Grunow Card Image
Navicula boudetii M. Peragallo Card Image
Navicula bouhardi Héribaud Card Image
Navicula bouhardi Héribaud Card Image
Navicula bourgi Lauby Card Image
Navicula bourrellyi Manguin Card Image
Navicula bourrellyivera H. Lange-Bertalot, A. Witkowski, & K. Stachura INA entry
Navicula boyei Østrup Card Image
Navicula brachium Hustedt INA entry
Navicula brachium Hustedt Card Image
Navicula brachysira Brébisson Card Image
Navicula brachysira Brébisson ex Rabenhorst Card Image
Navicula branchiata A. Mann Card Image
Navicula brasiliana (Cleve) Cleve Card Image
Navicula brasiliana var. guadalupensis Manguin Card Image
Navicula brasiliensis Grunow Card Image
Navicula brasiliensis var. bicuneata f. constricta Boyer Card Image
Navicula brasiliensis var. fossilis Pantocsek Card Image
Navicula brasiliensis var. minor Prowse Card Image
Navicula brasiliensis var. minor Zanon Card Image
Navicula brasiliensis var. notata Van Heurck Card Image
Navicula brasiliensis var.? bicuneata Cleve Card Image
Navicula brauniana Grunow INA entry
Navicula brauniana Grunow Card Image
Navicula braunii Grunow Card Image
Navicula braunii var. moissacensis Héribaud Card Image
Navicula brebissonii f. lucida Lauby Card Image
Navicula brebissonii Kützing Card Image
Navicula brebissonii var. angusta Grunow Card Image
Navicula brebissonii var. attenuata M. Peragallo Card Image
Navicula brebissonii var. elongata J. Brun & Héribaud Card Image
Navicula brebissonii var. fossilis Pantocsek Card Image
Navicula brebissonii var. intermedia M. Peragallo Card Image
Navicula brebissonii var. lanceolata Østrup Card Image
Navicula brebissonii var. ovalis H. Peragallo Card Image
Navicula brebissonii var. subconstricta Pantocsek Card Image
Navicula breenii R.E.M. Archibald Card Image
Navicula brehmi f. elongata Skvortzov Card Image
Navicula brehmi Hustedt Card Image
Navicula brehmioides Hustedt Card Image
Navicula brekkaensis J.B. Petersen INA entry
Navicula brekkaensis J.B. Petersen Card Image
Navicula brekkaensis var. andegavensis H. Germain INA entry
Navicula brekkaensis var. bigibba Hustedt Card Image
Navicula brekkaensis var. brekkaensoides (Bock) Lange-Bertalot Card Image
Navicula brekkaensis var. lata Cholnoky Card Image
Navicula brekkaensis var. trigibba Cholnoky Card Image
Navicula brekkaensoides W. Bock Card Image
Navicula bremensis Hustedt Card Image
Navicula bremeyeri f. rostrata Hustedt Card Image
Navicula bremeyeri Hustedt Card Image
Navicula breviata Hustedt Card Image
Navicula brevis Cleve-Euler Card Image
Navicula brevis f. angustior Grunow {also f. latior Grunow} Card Image
Navicula brevis Gregory Card Image
Navicula brevis var. distoma (Grunow) Frenguelli Card Image
Navicula brevis var. distoma Grunow Card Image
Navicula brevis var. vexans Grunow Card Image
Navicula brevissima Hustedt Card Image
Navicula brevissima var. africana Cholnoky Card Image
Navicula brevissima var. elongata Manguin Card Image
Navicula brevistriata Grunow Card Image
Navicula britannica Hustedt & Aleem Card Image
Navicula britannica var. apiculata R.F. Bastow INA entry
Navicula brockmanni Hustedt Card Image
Navicula brockmanni var. enucleata Hustedt Card Image
Navicula brockmannii var. undulata H.Z. Zhu & J.Y. Chen INA entry
Navicula brokenshirei R.F. Bastow INA entry
Navicula bronislaae I. Kaczmarska INA entry
Navicula bruchi Grunow Card Image
Navicula bruni Cleve-Euler Card Image
Navicula brunii Cleve Card Image
Navicula brunii Pantocsek Card Image
Navicula bruyanti Lauby Card Image
Navicula bryophila f. constricta R.F. Bastow INA entry
Navicula bryophila J.B. Petersen INA entry
Navicula bryophila J.B. Petersen Card Image
Navicula bryophila var. aquaeductae (Krasske) Lange- Bertalot Card Image
Navicula bryophila var. capitata Cholnoky Card Image
Navicula bryophila var. lapponica Hustedt Card Image
Navicula bryophila var. paucistriata H.Z. Zhu & J.Y. Chen INA entry
Navicula bryophila var.trigibba Cholnoky Card Image
Navicula bryophiloides Manguin Card Image
Navicula bryophiloides Manguin Card Image
Navicula bryophiloides var. linearis R. Maillard INA entry
Navicula buccella M.H. Hohn & Hellerman Card Image
Navicula buchansiana Woodhead & Tweed Card Image
Navicula budayana Pantocsek Card Image
Navicula budda Skvortzov Card Image
Navicula budensis Grunow Card Image
Navicula buderi Hustedt INA entry
Navicula buderi Hustedt Card Image
Navicula buderiformis H.P. Gandhi INA entry
Navicula bullata Norman Card Image
Navicula bullata Norman in Pritchard Card Image
Navicula bullata var. carinata Castracane Card Image
Navicula bullata var. moelleriana Janisch Card Image
Navicula bullata var. obtusa Castracane Card Image
Navicula bullata var. rhomboides Castracane Card Image
Navicula bulnheimii Grunow Card Image
Navicula bulnheimii var. belgica Grunow Card Image
Navicula bulnheimii var. caspica Karaeva [Karajeva] Card Image
Navicula burcki Reinhold Card Image
Navicula bushmanorum Cholnoky Card Image
Navicula butreensis Foged Card Image
Navicula caddoensis Bond Card Image
Navicula caduca Hustedt Card Image
Navicula caenosus J.R. Carter Card Image
Navicula calcuttensis Skvortzov Card Image
Navicula calcuttensis var. gracillis Skvortzov Card Image
Navicula caldwellii Bastow Card Image
Navicula caldwellii R.F. Bastow INA entry
Navicula calida Hendey Card Image
Navicula calida N.I. Hendey INA entry
Navicula californica Greville INA entry
Navicula californica Greville Card Image
Navicula californica var. campechiana Grunow Card Image
Navicula californica var. elliptica H. Peragallo Card Image
Navicula caliginosa Cleve & Grove Card Image
Navicula calva Østrup Card Image
Navicula calvata Manguin Card Image
Navicula camerata Cholnoky Card Image
Navicula campanilae Cholnoky Card Image
Navicula campbellii Petit Card Image
Navicula campylodiscus Grunow Card Image
Navicula campylogramma Ehrenberg Card Image
Navicula canaliculata Cleve Card Image
Navicula canalis Patrick Card Image
Navicula canariana Lange-Bertalot INA entry
Navicula cancellata Donkin Card Image
Navicula cancellata f. constricta P. Schulz Card Image
Navicula cancellata f. minor P. Schulz Card Image
Navicula cancellata var. ammophila (Grunow) Van Heurck Card Image
Navicula cancellata var. gregori f. stauroneiformis P. Schulz Card Image
Navicula cancellata var. gregorii (Ralfs) Grunow Card Image
Navicula cancellata var. impressa (Lagerstedt) Grunow Card Image
Navicula cancellata var. interrupta Mereschkowsky Card Image
Navicula cancellata var. interrupta Mereschkowsky Card Image
Navicula cancellata var. maroccana Cleve Card Image
Navicula cancellata var. minuta Grunow Card Image
Navicula cancellata var. retusa (Brébisson) Cleve Card Image
Navicula cancellata var. scaldensis Van Heurck Card Image
Navicula cancellata var. schmidtii Grunow Card Image
Navicula cancellata var. subapiculata Grunow Card Image
Navicula cancelleta var. brasiliensis Zimmermann Card Image
Navicula candida Schumann Card Image
Navicula canoris M.H. Hohn & Hellerman Card Image
Navicula cantonensis Ehrenberg Card Image
Navicula capensis M. Peragallo Card Image
Navicula capillata Giffen Card Image
Navicula capitata Cleve Card Image
Navicula capitata Ehrenberg Card Image
Navicula capitata Fontell Card Image
Navicula capitata var. hungarica (Grunow) Ross Card Image
Navicula capitata var. luneburgensis (Grunow) Patrick Card Image
Navicula capitatoradiata H. Germain INA entry
Navicula capitellata Cleve-Euler Card Image
Navicula capitellata Skvortzov Card Image
Navicula capitulata Frenguelli Card Image
Navicula capitulata var. punensis Frenguelli Card Image
Navicula capsa Hohn Card Image
Navicula capsula Cleve-Euler Card Image
Navicula caractacus M.H. Hohn & Hellerman Card Image
Navicula carassius Ehrenberg Card Image
Navicula cardinaliculus (Cleve) Mann Card Image
Navicula cardinaliculus var. margaritacea Zimmermann Card Image
Navicula cardinalis Ehrenberg Card Image
Navicula cardinalis var. africana Brun Card Image
Navicula carecti Cholnoky Card Image
Navicula cari Ehrenberg Card Image
Navicula cari f. indica Sarode & Kamat Card Image
Navicula cari var. angusta 'Van Heurck' Card Image
Navicula cari var. cincta (Ehrenberg) Lange-Bertalot Card Image
Navicula cari var. divergentissima R. Maillard INA entry
Navicula cari var. linearis (Østrup) Cleve- Euler Card Image
Navicula cari var. minor Krasske Card Image
Navicula caribaea Cleve Card Image
Navicula caribaea Cleve Card Image
Navicula caribaea Cleve Card Image
Navicula carinata (Schuman) Cleve-Euler Card Image
Navicula carinata Ehrenberg Card Image
Navicula carinifera Grunow Card Image
Navicula carinifera var. densius-striata A.W.F. Schmidt Card Image
Navicula carinifera var. laxepunctata Cleve Card Image
Navicula carinifera var. minor Grunow Card Image
Navicula cariocincta Lange-Bertalot INA entry
Navicula carloffii Foged Card Image
Navicula carminata var. africana Cholnoky Card Image
Navicula carniolensis Hustedt Card Image
Navicula carolinensis Ehrenberg Card Image
Navicula caroliniana Patrick Card Image
Navicula carpathorum Pantocsek Card Image
Navicula carpathorum Pantocsek Card Image
Navicula carpathorum var. bivittata Pantocsek Card Image
Navicula carstensenii Foged Card Image
Navicula carvajaliana Patrick Card Image
Navicula carvajaliana var. attenuata Patrick Card Image
Navicula casca A. Mann Card Image
Navicula cascadensis Sovereign Card Image
Navicula casertana De Notaris Card Image
Navicula cassieana Foged Card Image
Navicula castracanei Grunow Card Image
Navicula catalanogermanica Lange-Bertalot & G. Hofmann INA entry
Navicula catalanogermanica Lange-Bertalot & G. Hofmann INA entry
Navicula cataracta-rheni Lange-Bertalot INA entry
Navicula cataractarheni Lange-Bertalot INA entry
Navicula cataractarum Hustedt Card Image
Navicula catarinensis Krasske Card Image
Navicula caterva M.H. Hohn & Hellerman Card Image
Navicula catharinae Ehrenberg Card Image
Navicula caupulus Hohn Card Image
Navicula cavernae Cholnoky Card Image
Navicula celinei A. Witkowski, D. Metzeltin, & H. Lange-Bertalot INA entry
Navicula cellesensis Héribaud & Peragallo Card Image
Navicula cendronii Manguin Card Image
Navicula centraster Cleve Card Image
Navicula centropunctata Hustedt INA entry
Navicula centropunctata Hustedt Card Image
Navicula ceratogramma Ehrenberg Card Image
Navicula ceratostigma Ehrenberg Card Image
Navicula ceres Schumann Card Image
Navicula cerneutia Hohn Card Image
Navicula certa Hustedt Card Image
Navicula certa Meister Card Image
Navicula cesatii Rabenhorst Card Image
Navicula ceylanensis Leuduger-Fortmorel Card Image
Navicula chaberti Héribaud Card Image
Navicula chadwickii Foged Card Image
Navicula challengeri Grunow INA entry
Navicula challengeri Grunow Card Image
Navicula chandolensis Gandhi Card Image
Navicula chandolensis var. capitata Gandhi Card Image
Navicula charcotii M. Peragallo Card Image
Navicula charcotii var. magellanica Frenguelli Card Image
Navicula charlatii f. chilensis (Hustedt) Hustedt Card Image
Navicula charlatii f. simplex Hustedt Card Image
Navicula charlatii M. Peragallo Card Image
Navicula charlatii var. chilensis Hustedt Card Image
Navicula charlatii var. jogensis -- Card Image
Navicula charlatii var. lanceolata Gandhi Card Image
Navicula charlottae Foged Card Image
Navicula charontis Ehrenberg Card Image
Navicula charontis Ehrenberg Card Image
Navicula chasei Cholnoky Card Image
Navicula chasmaensis Foged Card Image
Navicula chasmigera Cholnoky Card Image
Navicula chaspula J.R. Carter & Denny Card Image
Navicula chassagnei Héribaud Card Image
Navicula chauhanii H.P. Gandhi INA entry
Navicula cheldonensis R.F. Bastow INA entry
Navicula chersonensis Grunow Card Image
Navicula cherubim R. Ross Card Image
Navicula chi Cleve Card Image
Navicula chiarae H. Lange-Bertalot & S.I. Genkal INA entry
Navicula chiengmaiensis Foged Card Image
Navicula chilensis (Ehrenberg) Kützing Card Image
Navicula chimmoana O'Meara Card Image
Navicula chinensis Skvortzov Card Image
Navicula chloridorum Cholnoky Card Image
Navicula cholnokyana Foged Card Image
Navicula cholnokyii Gandhi Card Image
Navicula chordata Archibald Card Image
Navicula chrissiana Cholnoky Card Image
Navicula chutteri Cholnoky Card Image
Navicula chyzerii Pantocsek Card Image
Navicula ciliata Corda INA entry
Navicula cimex Cholnoky Card Image
Navicula cincta (Ehrenberg) Ralfs Card Image
Navicula cincta f. curta J.B. Petersen Card Image
Navicula cincta f. major Holsinger Card Image
Navicula cincta f. minuta Van Heurck INA entry
Navicula cincta f. minuta Van Heurck Card Image
Navicula cincta f. sphagnicola Skvortzov Card Image
Navicula cincta Pantocsek Card Image
Navicula cincta var. angusta (Grunow) Cleve Card Image
Navicula cincta var. cari (Ehrenberg) Cleve Card Image
Navicula cincta var. genuina Mayer Card Image
Navicula cincta var. heufleri (Grunow) Van Heurck Card Image
Navicula cincta var. leptocephala (Brébisson) Van Heurck Card Image
Navicula cincta var. linearis Østrup Card Image
Navicula cincta var. minuta Skvortzov Card Image
Navicula cincta var. paucistriata Skvortzov Card Image
Navicula cincta var. rostrata Reimer Card Image
Navicula cincta var. siamensis Østrup Card Image
Navicula cincta var. stricta R. d'Aubert Card Image
Navicula cincta-magna ('cincta magna') J. Brun Card Image
Navicula cinctaeformis Hustedt Card Image
Navicula cingens Skvortzov Card Image
Navicula cingulatoides Cholnoky Card Image
Navicula cinna M.H. Hohn & Hellerman Card Image
Navicula circumnodosa Brun Card Image
Navicula circumsecta (Grunow) Grunow Card Image
Navicula circumvallata (Cleve) Cleve Card Image
Navicula cistella Greville Card Image
Navicula citrea A.W.F. Schmidt Card Image
Navicula citriformis Lupikina Card Image
Navicula citrus A. Cleve-Euler Card Image
Navicula citrus Cleve-Euler Card Image
Navicula citrus Krasske INA entry
Navicula citrus Krasske Card Image
Navicula clamans Hustedt Card Image
Navicula clamans var. africana Cholnoky Card Image
Navicula clamans var. minor Cholnoky Card Image
Navicula clancula A.W.F. Schmidt Card Image
Navicula clarensiana Schoeman Card Image
Navicula claromontensis Héribaud Card Image
Navicula clathrata Østrup Card Image
Navicula clavata [var. caribaea] f. minor Cleve Card Image
Navicula clavata [var. clavata] f. corpulenta (Mann) Hustedt Card Image
Navicula clavata [var. clavata] f. elliptica (A.W.F. Schmidt) Hustedt Card Image
Navicula clavata [var. clavata] f. elongata (Peragallo) Hustedt Card Image
Navicula clavata [var. clavata] f. indica (Greville) Hustedt Card Image
Navicula clavata [var. clavata] f. subconstricta Hustedt Card Image
Navicula clavata [var. clavata] f. venustoides (Mereschkowsky) Hustedt Card Image
Navicula clavata Gregory INA entry
Navicula clavata Gregory Card Image
Navicula clavata var. caribaea (Cleve) H. Peragallo Card Image
Navicula clavata var. clavata f. proxima (Janisch) Hustedt Card Image
Navicula clavata var. clavata f. rhombica (Cleve) Hustedt Card Image
Navicula clavata var. distenta (Kuntze) Hustedt Card Image
Navicula clavata var. elliptica A.W.F. Schmidt Card Image
Navicula clavata var. elongata H. Peragallo Card Image
Navicula clavata var. exsul (A.W.F. Schmidt) Cleve Card Image
Navicula clavata var. indica (Greville) Cleve Card Image
Navicula clavata var. proxima (Janisch) Cleve Card Image
Navicula clavata var. rhombica Cleve Card Image
Navicula clavata var. rhombica f. minuta Cleve Card Image
Navicula clavata var. venustoides (Mereschkowsky) Amossé Card Image
Navicula claviana O'Meara Card Image
Navicula claviculus Gregory Card Image
Navicula clementioides Hustedt Card Image
Navicula clementis f. major Compère Card Image
Navicula clementis Grunow Card Image
Navicula clementis var. alaskaensis Foged Card Image
Navicula clementis var. japonica Kobayasi Card Image
Navicula clementis var. quadristigmata Manguin Card Image
Navicula clementis var. rhombica Brockmann Card Image
Navicula clepsydra Donkin Card Image
Navicula clericii Frenguelli Card Image
Navicula clevei Lagerstedt Card Image
Navicula climacospheniae Booth Card Image
Navicula clipeiformis D. König INA entry
Navicula clipeiformis D. König