The INA is a card file and online reporting system maintained at the Silva Center for Phycological Documentation of the University Herbarium, University of California, Berkeley. It contains nearly 200,000 names of algae (in the broad sense). The BPU is a card file containing bibliographic references pertaining to algal taxonomy.
A working list of algal type specimens at UC is available here
Results from INA database
| Name | Author | Source | Citation | Year |
|---|---|---|---|---|
| Synedra pulchella var. lacerata | Hustedt | A. Schmidt's Atlas: | pl. 300: figs. 32, 33 | 1913 |
| Synedra scalaris | Ehrenberg | Abh. K. Akad. Wiss. Berlin, Physik. Kl. | 1841: 425, pl. II: fig. II.18 | 1843 |
| Synedra splendida | Ehrenberg | Abh. K. Akad. Wiss. Berlin, Physik. Kl. | 1870: 59, pl. III:II:fig. 3 | 1871 |
| Synedra amphirhynchus | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1841: 425, pl. III: fig. I.25 | 1843 |
| Synedra bilunaris | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1831: 87 | 1832 |
| Synedra cuneata | (Lyngbye) Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1833: 272 | 1834 |
| Synedra lunaris | Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1831: 87 | 1832 |
| Synedra gaillonii | (Bory) Ehrenberg | Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. | 1833: 259 | 1834 |
| Synedra ulna f. danica | (Kützing) Hustedt | Abh. Naturw. Ver. Bremen | 34: 236 | 1957 |
| Synedra cyclophoroides | S.C. Liu | Acta Oceanologica Sinica | 13: 579, pl. I: fig. 3 | 1994 |
| Synedra pelagica | Cleve-Euler | Acta Univ. Lund. N.F. [Lunds Univ. A\*orsskr., ser. 2], Avd. 2, | 33{9}: 45, fig. 16 | 1937 (after 2.vi) |
| Synedra campyla | Hilse in Rabenhorst | Alg. Eur. Dec.: 103/104: | 1024a | 1861 |
| Synedra aggregata | Brébisson in Rabenhorst | Alg. Sachs. Dec. | 69/70: no. 687 | 1858 (May) |
| Neosynedra delicatissima | (Proshkina-Lavrenko) L.N. Bukhtiyarova in Bukhtiyarova & Compère | Algologia | 16: 281 | 2006 |
| Asterionella synedriformis_(`synedraeformis') | Greville | Ann. & Mag. Nat. Hist., ser. 3, | 16: 4, pl. V: figs. 5, 6 | 1865 |
| Synedra grandis | Mereschkowsky | Ann. & Mag. Nat. Hist., ser. 7, | 7: 513, no fig. | 1901 |
| Synedra ulna var. subcontracta | Østrup in Héribaud | Ann. Biol. Lacustre | 10: 54, pl. VII: fig. 46 | 1920 |
| Pseudo-synedra debyi | Leuduger-Fortmorel | Ann. Jard. Bot. Buitenzorg | 11: 32, pl. V: fig. 3 | 1892 |
| Pseudo-synedra peragalloi_('peragallii') | Leuduger-Fortmorel | Ann. Jard. Bot. Buitenzorg | 11: 31, pl. V: fig. 2 | 1892 |
| Synedra fontinalis | W. Smith | Ann. Mag. Nat. Hist. ser. 2, | 19: 9. pl. I: fig. 9 | 1857 |
| Synedra capitata | Ehrenberg | Ann. Phys. u. Chem. | 38: 221, pl. III: figs. III-1 | 1836 |
| Synedra ulna f. undulata | Limanowska | Arch. Hydrobiol. | 7: 364, fig. 1 | 1912 |
| Synedra japonica | F. Meister | Arch. Hydrobiol. | 8: 307, 312, pl. IV: figs. 5, 6 | 1913 |
| Synedra rostrata | F. Meister | Arch. Hydrobiol. | 8: 307, 312, pl. IV: fig. 7 | 1913 |
| Synedra lenzii_('lenzi') | G. Krasske | Arch. Hydrobiol. | 35: 554, pl. XIX: fig3. 3-7 | 1939 |
| Synedra amphicephala var. fallax | (Grunow) Fontell | Ark. Bot. | 14{21}: 60 | 1917 |
| Synedra fasciculata var. parva | (Kützing) T.V. Desikachary & V.T. Sridharan in T.V. Desikachary | Atlas Diat. | 6: 9 | 1989 |
| Synedra delicatissima | (Proshkina-Lavrenko) Gusliakov in Gusliakov et al. | Atlas of diatoms of benthos of the northwestern Black Sea: | 23 | 1992 |
| Synedra oxyrhynchus var. medioconstricta | Forti | Atti R. Ist. Veneto Sci. Lett. ed Arti | 69{2}: 1299 | 1910 |
| Synedra brebissonii | Castracane | Atti dell'Accademia Pontificia De' Nuovi Lincei | 24: 28 | 1871 |
| Synedra sicula | Castracane | Atti dell'Accademia Pontificia de'Nuovi Lincei | 28: 396, fig. 7 | 1875 |
| Synedra calva | Castracane | Atti dell'Accademia Pontificia de'Nuovi Lincei | 33: 105 | 1880 |
| Synedra toxoneides | Castracane | Atti dell'Accademia Pontificia de'Nuovi Lincei | 33: 105 | 1880 |
| Synedra tabulata var. lata | Giffen | Bacillaria | 3: 153, pl. 2: figs. 40, 41 | 1980 |
| Synedra arcus | Kützing | Bacillarien | 68, pl. 30: fig. 50 | 1844 |
| SYNEDRA [unranked] ULNARIA | Kützing | Bacillarien: | 65 | 1844 |
| Synedra affinis | Kützing | Bacillarien: | 68, pl. 15: figs. VI, XI; pl. 24: fig. I.5 | 1844 |
| Synedra amphicephala | Kützing | Bacillarien: | 64, pl. 3: fig. XII | 1844 |
| Synedra barbatula | Kützing | Bacillarien: | 68, pl. 15: fig. X.4 | 1844 |
| Synedra biceps | Kützing | Bacillarien: | 66, pl. 14: figs. XVIII, XXI.1 | 1844 |
| Synedra constricta | Kützing | Bacillarien: | 64, pl. 3: fig. LXX | 1844 |
| Synedra lanceolata | Kützing | Bacillarien: | 66, pl. 30: fig. 31 | 1844 |
| Synedra parva | Kützing | Bacillarien: | 67, pl. 15: fig. IX (as Synedra parvula, corrected to parva in index, p. 152) | 1844 |
| Synedra rumpens | Kützing | Bacillarien: | 69, pl. 16: fig. VI.4,5 | 1844 |
| Synedra vermicularis | (Kützing) Kützing | Bacillarien: | 67 | 1844 |
| Synedra radians | Kützing | Bacillarien: | p. 64, pl. 14: fig. VII: 1-4. | 1844 |
| Synedra minutissima | Kützing | Bacillarien: | 63: pl. 3: fig. XXX | 1844 |
| Synedra danica | Kützing | Bacillarien: | 66, pl. 14: fig. XIII | 1844 |
| Synedra gaillonii var. minor | Kützing | Bacillarien: | 68, pl. 30: fig. 41 | 1844 |
| Synedra biasolettiana | Kützing | Bacillarien: | 63, pl. 3: fig. XXII | 1844 |
| PSEUDO-SYNEDRA | Leuduger-Fortmorel | Bacillariophyta | Ann. Jard. Bot. Buitenzorg | 11: 31 |
| Synedra fasciculata var. obtusa | Pantocsek | Beitr. Kenntn. Foss. Bacill. Ungarns | 2: 64, pl. 26: figs. 377, 380 | 1889 |
| Synedra gomphonema | Janisch & Rabenhorst in Rabenhorst, | Beitr. Kenntn. u. Verbr. Alg.: | 1: 13, pl. II: fig. 6 | 1863 |
| Synedra familiaris f. neogena | Grunow | Beitr. Paläont. Österr.-Ung. | 2: 139, pl. XXIX: fig. 15 | 1882 |
| Synedra familiaris var. neogena | Grunow | Beitr. Paläont. Österr.-Ung. | 2: 139, pl. XXIX: fig. 15 | 1882 |
| Synedra berolinensis | Lemmermann | Ber. Deutsch. Bot. Ges. | 18: 31 | 1900 |
| Eunotia synedriformis_('synedraeformis') | Hustedt | Ber. Deutsch. Bot. Ges. | 65: 137, pl. V: fig. 8 | 1952 |
| Synedra capitata | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1836: 53 | 1836 |
| Synedra hemicyclus | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1838: 6 | 1838 |
| Synedra hemicyclus | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1837: 45 | 1837 |
| Synedra hemicyclus | Ehrenberg | Ber. K. Akad. Wiss. Berlin | 1840: 217 | 1840 |
| ALTERASYNEDRA | Lange-Bertalot | Biblioth. Diatomol. | 27: 52 | 1993 |
| FRAGILARIA subg. ALTERASYNEDRA | Lange-Bertalot | Biblioth. Diatomol. | 27: 52 | 1993 |
| Hyalosynedra hyalina | (Grunow) I. Álvarez-Blanco & S. Blanco | Biblioth. Diatomol. | 60: 105 | 2014 |
| Hyalosynedra sublaevigata | I. Álvarez-Blanco & S. Blanco | Biblioth. Diatomol. | 60: 105, pl. 9: figs. 31-33; pl. 54 | 2014 |
| Synedra thalassiothrix_('Thalassotrix') | Cleve | Bih. K. Svenska Vet.-Akad. Handl. | 1{13}: 22, pl. IV: fig. 24 | 1873 |
| Synedra affinis var. rostrata | Juhlin-Dannfelt | Bih. K. Svenska Vet.-Akad. Handl. | 6{21}: 43, pl. III: figs. 29, 31 | 1882 |
| SYNEDRA subg. ULNARIA | (Kützing) Frenguelli | Boll. Soc. Geol. Ital. | 47: 234 | 1929 |
| Synedra fulgens var. fenestrata | V. Zanon | Bollettino di pesca, piscicoltura e idrobiologia | 3: 210, fig. 8 | 1948 |
| Synedra ulna var. contracta | Østrup | Bot. Faeröes: | 281, fig. 47 | 1901 |
| Synedra curvata | Østrup | Bot. Iceland: | 1: 370, pl. 1: fig. 14 | 1916 |
| Synedra curvata | Proshkina-Lavrenko | Bot. Mater., Spor. Rast., Bot. Inst. Akad. Nauk SSSR | 7: 74, figs. 20, 21 | 1951 |
| Synedra flexuosa | Brébisson ex Kützing | Bot. Zeit. | 4: 248 | 1846 |
| Synedra pachycephala | Brébisson & Kützing in Kützing | Bot. Zeit. | 4: 249 | 1846 |
| Synedra koganii | V.I. Mikhailov | Bot. Zhurn. | 71: 1398, pls. I, II | 1986 |
| Synedra pulchella f. constricta | Liebetanz | Bull. Int. Acad. Polon., Sc. et Lett., Cl. Sc. Math. et Nat., ser. B, | 1925: 110, pl. 4: figs. 1, 2 | 1925 |
| Synedra bananaensis | Kufferath | Bulletin de l'Institut Royal des Sciences Naturelles de Belgique | 32{34}: 49, pl. 3: fig. 8 | 1956 |
| Synedra mazamaensis var. changbaiensis | W.M. Bao & C. Reimer | Bulletin of Botanical Research [Harbin] | 12: 357, pl. 1: fig. 2 | 1992 |
| Synedra ulna var. anhuiensis | J.G. Yang | Bulletin of Botanical Research [Harbin] | 10: 11, fig. 1 | 1990 |
| Synedra monodii_('monodi') | Guermeur | Cat. Inst. Franc\*,. Afrique Noire | 12: 27, pl. II: fig. 1 | 1954 |
| Synedra capitulata | Castracane | Challenger Exped., Bot. | 2: 52, pl. XXV: fig. 13 | 1886 |
| Synedra ulna var. repanda | Q.X. Wang & Q.M. You in Q.M. You et al. | Chinese Journal of Oceanology and Limnology | 26: 419, fig. 1 | 2008 |
| Synedra acus var. varipunctata | J. John | Cryptog.: Algol. | 2: 132, pl. I: figs. 1-3; pl. II: figs. 4-6 | 1981 |
| Synedra ulna var. crassa | Østrup | Danske Diat.: | 183, pl. V: fig. 111 | 1910 |
| Synedra scotica | (Grunow) A. Mayer | Denkschr. K. Bayer. Bot. Ges. | 13: 22 | 1917 |
| Synedra scotica var. undulata | A. Mayer | Denkschr. K. Bayer. Bot. Ges. | 13: 23, pl. I: fig. 33 | 1917 |
| Synedra rumpens f. curta | A. Mayer | Denkschr. K. Bayer. Bot. Ges. | 13: 22, pl. I: fig. 31 | 1917 |
| Synedra hyperborea | Grunow | Denkschr. Kaiserlich. Akad. Wiss. [Wien], Math.-Naturwiss. Cl. | 48{2}: 106. pl. II(B): fig. 4 | 1884 |
| Synedra inaequalis | H. Kobayasi in H. Kobayasi et al. | Diatom | 3: 9, pl. 1: figs. 2-7; pl. 2: figs. 8-13 | 1987 |
| Synedra tortuosa | D.M. Williams & D. Metzeltin | Diatom | 20: 58, figs. 1-16 | 2004 |
| Psammosynedra closterioides | (Grunow) F.E. Round | Diatom Res. | 8: 211 | 1993 |
| PSAMMOSYNEDRA | F.E. Round | Diatom Res. | 8: 211 | 1993 |
| Synedra inaequalis var. jumlensis | I. Jüttner & E.J. Cox in I. Jüttner, E.J. Cox, & S.J. Ormerod | Diatom Research | 15: 249, figs. 26-37 | 2000 |
| Synedra gaillonii var. elongata | H. Peragallo & M. Peragallo | Diatomées Marines de France: | pl. LXXX: fig. 7 (desc. on p. 315, 1901) | 1900 |
| Synedra capitata var. cuneata | V.S. Poretzkiy in Proshkina-Lavrenko & V.S. Seshukova (eds.) | Diatomovyi Sbornik: | 31, fig. 4 | 1953 |
| Synedra goulardii var. teletzkensis | V.S. Poretzky in Proshkina-Lavrenko & Sheshukova (eds.) | Diatomovyi Sbornik: | 146, fig. 5, text-fig. 2 | 1953 |
| Synedra investiens var. hyperborea | Grunow in Cleve & Möller | Diatoms: | no. 314 | 1882 |
| Synedra saxonica | Kützing | Die kieselschaligen Bacillarien oder Diatomeen: | 68, pl. 15: fig. XIV | 1844 |
| Hyalosynedra lanceolata | M.D. Belando, J.F. Jiménez & M. Aboal in Belando et al. | European J. Phycol. | 53: 210, figs. 1-25 | 2018 |
| Synedra acus subsp. ostenfeldii | (Willi Krieger) Skabichevskii | Fauny Flory SSSR Otdel Bot., N.S., Vyp. | 11: 253 | 1960 |
| Synedra bicurvata | Biene in Rabenhorst | Fl. Eur. Alg. | I: 129 | 1864 |
| Synedra flexuosa var. angusta | Brébisson ex Rabenhorst | Fl. Eur. Alg. | I: 129 | 1864 |
| Synedra schumannii_(`schumanni') | Rabenhorst | Fl. Eur. Alg. | I: 129 | 1864 |
| Synedra wigandii | Rabenhorst | Fl. Eur. Alg. | I: 128 | 1864 |
| Synedra lunaris var. undulata | Rabenhorst | Fl. Eur. Alg. | I: 128 | 1864 |
| Synedra acus var. delicatissima | (W. Smith) Rabenhorst | Fl. Eur. Alg. | I: 136 | 1864 |
| Synedra acuta var. oxyrhynchus | (Kützing) Rabenhorst | Fl. Eur. Alg. | I: 135 | 1864 |
| Synedra alpina var. subarcuata | (Nägeli ex Kützing) Rabenhorst | Fl. Eur. Alg. | I: 129 | 1864 |
| Synedra fulgens f. gigantea | (Lobarzewsky) Rabenhorst | Fl. Eur. Alg. | I: 140 | 1864 |
| Synedra pulchella var. fasciculata | (C. Agardh) Rabenhorst | Fl. Eur. Alg. | I: 131 | 1864 |
| Synedra splendens var. debilis | Rabenhorst | Fl. Eur. Alg. | I: 134 | 1864 |
| Synedra amphirhynchus var. undulata | Rabenhorst | Fl. Eur. Alg.: | I: 323 | 1862 |
| Synedra chandolensis var. capitata | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 80, pl. IV: figs. 196-199 | 1998 |
| Synedra cuneata | H.P. Gandhi | Fresh-water Diatoms Central Gujarat: | 81, pl. IV: fig. 200 | 1998 |
| Synedra arcuata | Wigand | Hedwigia | 2: 44, pl. VII: fig. 15 | 1860 |
| Synedra fulgens var. eximia | Grunow | Hedwigia | 6: 4, no fig. | 1867 |
| Synedra undosa | Grunow | Hedwigia | 6: 4, no fig. | 1867 |
| Synedra gibbosa | Ralfs in Pritchard | Hist. Inf. ed. 4: | 786 | 1861 |
| Synedra lata | (Giffen) A. Witkowski in A. Witkowski, H. Lange-Bertalot & D. Metzeltin | Icon. Diatomol. | 7: 81 | 2000 |
| Synedra cyclopum | Brutschy | Int. Rev. Hydrobiol. u. Hydrogr. | 10: 284, figs. 11-13 | 1922 |
| Synedra helvetica | Brutschy | Int. Rev. Hydrobiol. u. Hydrogr. | 10: 286, figs. 12b | 1922 |
| Synedra ostenfeldii | (Willi Krieger) A. Cleve ex Stålberg | Internationale Vereinigung für theoretische und angewandte Limnologie: Verhandlungen | 9: 194, 196, 197 | 1940 |
| Synedra nyansae | G.S. West | J. Linn. Soc., London. Botany | 38: 149, pl. 8: fig. 3 | 1907 |
| Synedra clava | O. Witt | J. Mus. Godeffroy [Hamburg] | 1: 70, pl. 8: fig. 14 | 1873 |
| Synedra cyclopum var. incisa | G.A. Cunningham | J. Phycol. | 14: 528, fig. 1 | 1978 |
| Synedra filiformis | Grunow | K. Svenska Vet.-Akad. Handl, ser. 4, | 17{2}: 106, pl. VI: fig. 116 | 1880 |
| Synedra goulardii_('goulardi') | Brébisson ex Cleve & Grunow | K. Svenska Vet.-Akad. Handl, ser. 4, | 17{2}: 107, pl. VI: fig. 119 | 1880 |
| Synedra parasitica f. lata | Cleve-Euler | K. Svenska Vet.-Akad. Handl., ser. 4, | 4{1}: 56, fig. 372a,e | 1953 |
| Synedra tabulata var. rostrata | (Juhlin-Dannfelt) Cleve-Euler | K. Svenska Vet.-Akad. Handl., ser. 4, | 4{1}: 71 | 1953 |
| Synedra nana | Meister | Kieselalg. Schweiz: | 76, 233, pl. VIII: fig. 9 | 1912 |
| Synedra paludosa | Meister | Kieselalg. Schweiz: | 76, 233, pl. VII: fig. 8 | 1912 |
| Synedra schroeteri_('Schröteri') | Meister | Kieselalg. Schweiz: | 76, 233, pl. IX: fig. 1 | 1912 |
| Synedra acus | Kützing | Kieselschal. Bacill.: | 68, pl. 15: fig. VII | 1844 |
| Synedra aequalis | (Kützing) Kützing | Kieselschal. Bacill.: | 66 | 1844 |
| Synedra notata | Kützing | Kieselschal. Bacill.: | 65, pl. 3: fig. XXXIII | 1844 |
| Synedra oxyrhynchus | Kützing | Kieselschal. Bacill.: | 66: pl. 14: figs. VIII.2, IX-XI | 1844 |
| Synedra splendens | (Kützing) Kützing | Kieselschal. Bacill.: | 66 | 1844 |
| Synedra familiaris | Kützing | Kieselschal. Bacill.: | 68, pl. 15: fig. XII | 1844 |
| Synedra fasciculata | (C. Agardh) Kützing | Kieselschal. Bacill.: | 68 | 1844 |
| Synedra dissipata | Kützing | Kieselschal. Bacill.: | 64 | 1844 |
| Synedra sigmoidea | (Nitzsch) Kützing | Kieselschal. Bacill.: | 67 | 1844 |
| Synedra perexigua | A. Cleve-Euler | Kongl. Svenska Vet. Akad. Handl., ser. 4, | 4{1}: 60, fig. 380c | 1953 |
| Synedra camtschatica var. finnmarchica | Cleve & Grunow in Grunow | Kongl. Svenska Vetensk.-Akad. Handl., ser. 4, | 17{2}: 106, pl. VI: fig. 113 | 1880 |
| Synedra pulchella var. macrocephala | Grunow | Kongl. Svenska Vetensk.-Akad. Handl., ser. 4, | 17{2}: 107 | 1880 |
| Synedra delicatula | Ant. Mayer | Krypt. Forsch. | 1: 197, 212, no fig. | 1919 |
| Synedra karstenii | Migula | Krypt.-Fl. Deutschl., Alg. | 1: 196, pl. VII.C: fig. 16 | 1905 |
| Synedra gigantea | Lobarzewsky | Linnaea | 14: 276, pl. VI | 1840 |
| Synedra tibialis | Tempère & J. Brun in Brun & Tempère | Mém. Soc. Phys. et Hist. Nat. Genève | 30{9}: 58, pl. VII: fig. 12 | 1889 |
| Synedra vaucheriae var. septentrionalis | Østrup | Medd. Gronland | 43: 250, pl. XIV: fig. 19 | 1910 |
| Synedra capitata | Ehrenberg | Mitt. Ges. Naturf. Freunde Berlin | 1836: 50 | 1837 |
| Synedra inflata | Heiden | Mitth. Mecklenb. Geol. Landesanst. | 10{21}: 14, fig. 19 | 1900 |
| Synedra phantasma | M.H. Hohn | Monogr. Acad. Nat. Sci. Philad. | 14: 464, pl. 1: fig. 2 | 1966 |
| Synedra laevigata var. hyalina | Grunow | Month. Micr. J. | 18: 166, pl. CXCIII: fig. 5 | 1877 |
| Synedra crystallina var. bacillaris | Grunow | Month. Micr. J. | 18: 167, pl. CXCIII: fig. 12 | 1877 |
| Synedra capillaris | Grunow | Monthly Micr. J. | 18: 168, pl. CXCIV: fig. 2 | 1877 |
| Synedra crystallina var. insignis | Grunow | Monthly Microscop. J. | 18: 167, pl. CXCIII: fig. 11 | 1877 |
| Synedra tabulata var. obtusa | (Arnott ex Grunow) R. Ross | Natl. Mus. Canada, Bull. | 97: 185 | 1947 |
| Synedra bilunaris var. elongata | Sande Lacoste & Suringar | Ned. Kruidk. Arch. | 5: 287 | 1861 |
| Synedra subula | Sande Lacoste & Suringar | Ned. Kruidk. Arch. | 5: 289 | 1861 |
| Synedra socia | J.H. Wallace | Not. Nat. Acad. Nat. Sci. Philadelphia | 331: 1, pl. 1: fig. 1 | 1881 |
| Synedra gandhii | Guiry & Karthick in Guiry et al. | Notulae algarum | 133: 8, description and illustration in Gandhi (1998: 81, pl. IV: fig. 200) | 2020 |
| Synedra ulna var. delicatula | (Ant. Mayer) A.D. Hardy ex R.A. Townsend in Townsend & Guiry | Notulae algarum | 149: 1 | 2020 |
| Synedra capilla | J.R. Carter & P. Denny | Nova Hedwigia | 54: 204 | 1992 |
| Synedra filiformis | J.R. Carter & P. Denny | Nova Hedwigia | 44: 270, pl. 9: fig. 32 | 1987 |
| Synedra indica | F.J.R. Taylor | Nova Hedwigia | 12: 440, pl. 90(3): figs. 22-24 | 1967 |
| Hyalosynedra toxoneides | (Castracane) J.J. Perez Coca, Y.T. Chang, W.L. Wang & M.Y. Wang in Perez Coca et al. | Nova Hedwigia | 104: 514 | 2016 |
| Synedra regalis | F.J.R. Taylor | Nova Hedwigia | 12: 441, pl. 91(4): figs. 31-33 | 1967 |
| Synedra chandolensis | H.P. Gandhi | Nova Hedwigia | 8: 357, pl. 62(1): fig. 28 | 1964 |
| Synedra rumpens var. familiaris | (Kützing) Gemeinhardt | Pflanzenforschung | 6: 18 | 1926 |
| Synedra hennedyana var. insignis | (Grunow) Gemeinhardt | Pflanzenforschung | 6: 33 | 1926 |
| Synedra fulgens var. conspicua | Grunow ex Gemeinhardt | Pflanzenforschung | 6: 32 | 1926 |
| Synedra acus var. ostenfeldii | Willi Krieger | Pflanzenforschung | 10: 36, pl. III: fig. 29 | 1927 |
| Eunotioforma synedriformis_('synedraeformis') | (Hustedt) J.P. Kociolek & A.L. Burliga in A.L. Burliga et al. | Phytotaxa | 72: 53 | 2013 |
| Hyalosynedra al-shareefii | J.S.M. Sabir & E.C. Theriot in Sabir et al. | Phytotaxa | 347: 16, figs. 33-36 | 2018 |
| Hyalosynedra al-turkii | J.S.M. Sabir & E.C. Theriot in Sabir et al. | Phytotaxa | 347: 16, figs. 27-32 | 2018 |
| Hyalosynedra prasadii | E.C. Theriot & M.A. Ashworth in Sabir et al. | Phytotaxa | 347: 18, figs. 37-43 | 2018 |
| Synedra lanceolata var. abreviata | Pantocsek | Pozsyonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei | 23: 29, pl. II: fig. 47 | 1913 |
| Synedra ulna var. crassa | Pantocsek | Pozsyonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei | 23: 29, pl. II: fig. 48 | 1913 |
| Synedra cyclopum var. gibbosa | F. Moghadam | Proc. Acad. Nat. Sci. Philadelphia | 121: 178, pl. 1: fig. b | 1969 |
| Synedra rumpens var. fusa | R.M. Patrick | Proc. Acad. Nat. Sci. Philadelphia | 92: 218, pl. 8: figs. 6-8 | 1940 |
| Synedra ulna var. constricta | Venkataraman | Proc. Indian Acad. Sci., sect. B | 10: 308, text-fig. 36 | 1939 |
| Synedra ulna var. crassa | G.S. Venkataraman | Proc. Natl. Inst. Sci. India, Biol. Sci. | 23: 80, fig. 13 | 1957 |
| Synedra pulchella var. lanceolata | O'Meara | Proc. Roy. Irish Acad., ser. 2, | 2(Sci.): 304, pl. 28: fig. 20 | 1875 |
| Synedra kerguelensis var. antarctica | J. Frenguelli & H.A. Orlando | Publ. Inst. Antárt. Argent. | 5: 110, pl. IV: figs. 9-16 | 1958 |
| Synedra affinis var. sinica | Skvortzov | Publ. Mus. Hoangho Paiho Tien Tsin | 36: 7, pl. 1: fig. 13 | 1935 |
| Synedra amphicephala var. asiatica | Skvortzov | Publ. Mus. Hoangho Paiho Tien Tsin | 36: 6, pl. 1: fig. 10 | 1935 |
| Synedra licentii_('Licenti') | Skvortzov | Publ. Mus. Hoangho Paiho Tien Tsin | 36: 6, pl. 1: fig. 9 | 1935 |
| Synedra tenera var. sinica | Skvortzov | Publ. Mus. Hoangho Paiho Tien Tsin | 36: 18, pl. 4: fig. 8 | 1935 |
| Synedra normaniana | Greville | Quart. J. Micr. Sci., ser. 2, | 2: 231, pl. X: figs. 1-3 | 1862 |
| Synedra arctica | O'Meara | Quart. J. Microscop. Sci., ser. 2, | 14: 260, pl. VIII: fig. 11 | 1874 |
| Synedra vertebra | W. Gregory | Quarterly Journal of Microscopical Science | 3: 41, pl. IV: fig. 22 | 1855 |
| Synedra utermoehlii_('utermöhlii') | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 185, fig. 687 | 1932 |
| Synedra bacillaris | (Grunow) Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 230 | 1932 |
| Synedra brockmannii_('brockmanni') | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 228, fig. 716 | 1932 |
| Synedra distinguenda | Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 214, fig. 707 | 1932 |
| Synedra tabulata var. fasciculata | (C. Agardh) Grunow ex Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 218 | 1932 |
| Synedra tabulata var. acuminata | (Grunow) Grunow ex Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 219 | 1932 |
| Synedra tabulata var. obtusa | (Pantocsek) Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 219 | 1932 |
| Synedra tabulata var. grandis | (Mereschkowsky) Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 219 | 1932 |
| Synedra tabulata var. parva | (Kützing) Grunow ex Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 219 | 1932 |
| Synedra ulna f. medioconstricta_('mediocontracta') | (Forti) Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 199 | 1932 |
| Synedra amphicephala var. austriaca | (Grunow) Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 206 | 1932 |
| Synedra montana | Krasske ex Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 204, fig. 694 | 1932 |
| Synedra toxoneides var. curvata | (Østrup) Hustedt | Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., | 7{2}: 220 | 1931 |
| Synedra fragilis | E. Manguin | Rev. Algol., ser. 2, | 3: 123, pl. V: fig. 22 | 1957 |
| Synedra undulata | Schumann | Schr. Königl. Phys.-Ökon. Ges. Königsberg | 3(Abh.): 186, pl. VIII: fig. 24 | 1863 |
| Synedra tabulata var. thalassiothrix_('thalassotrix') | (Cleve) A. Schwarz in O. Müller | Sitz.-Ber. Ges. Naturf. Freunde Berlin | 1877: 164 | 1877 |
| Synedra alpina | Nägeli ex Kützing | Sp. Alg.: | 43 | 1849 |
| Synedra arcuata | Nägeli ex Kützing | Sp. Alg.: | 890 | 1849 |
| Synedra falcata | Kützing & Brébisson in Kützing | Sp. Alg.: | 43 | 1849 |
| Synedra flexuosa var. angusta | Brébisson ex Kützing | Sp. Alg.: | 6 | 1849 |
| Synedra minutissima var. pelliculosa | Kützing | Sp. Alg.: | 40 | 1849 |
| Synedra subarcuata | Nägeli ex Kützing | Sp. Alg.: | 43 | 1849 |
| Synedra atomus | (Kützing) Nägeli ex Kützing | Sp. alg.: | 40 | 1849 |
| Synedra nitzschii | Rabenhorst | Süssw.-Diat.: | expl. pl. IV: fig. 1 | 1853 |
| Synedra parasitica var. subconstricta | (Grunow) Hustedt in Pascher | Süssw.-Fl. | 10: 161 | 1930 |
| Synedra parasitica | (W. Smith) Hustedt in Pascher | Süssw.-Fl. | 10: 161 | 1930 |
| Synedra delicatissima | W. Smith | Syn. Brit. Diat. | 1: 72, pl. XII: fig. 94 | 1853 |
| Synedra deformis | W. Smith | Syn. Brit. Diat. | II: 98 | 1856 |
| Synedra longissima | W. Smith | Syn. Brit. Diat. | I: 72, pl. XII: fig. 95 | 1853 |
| Synedra capitellata | Grunow in Van Heurck | Syn. Diat. Belg. | Pl. XL: fig. 26 | 1881 |
| Synedra minuscula | Grunow in Van Heurck | Syn. Diat. Belg. Atlas: | Pl. XXXIX: fig. 13 | 1881 |
| Synedra closterioides | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. LXX: figs. 10, 11 | 1881 |
| Synedra fallax | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XXXIX: fig. 16C | 1881 |
| Synedra gloiophila | Grunow in Van Heurck | Syn. Diat. Belg.: | Pl. XL: fig. 21 | 1881 |
| Synedra capitellata var. cymbelloides | Grunow in Van Heurck | Syn. Diat. Belg.: | Pl. XL: figs. 24, 25 | 1881 |
| Synedra perminuta | Grunow in Van Heurck | Syn. Diat. Belg.: | Pl. XL: fig. 23 | 1881 |
| Synedra vaucheriae var. deformis | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XL: fig. 18 | 1881 |
| Synedra rumpens var. scotica | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XL: fig. 11 | 1881 |
| Synedra vaucheriae var. distans | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XL: fig. 17 | 1881 |
| Synedra rumpens var. meneghiniana | Grunow in Van Heurck | Syn. Diat. Belg.: | pl. XL: fig. 13 | 1881 |
| Synedra familiaris f. parva | Van Heurck | Syn. Diat. Belg.: | Pl. XL: fig. 15 | 1881 |
| Synedra affinis var. obtusa | Arnott ex Grunow in Van Heurck, | Syn. Diat. Belg.: | pl. XVI: fig. 12 | 1881 |
| Synedra affinis var. acuminata | Grunow in Van Heurck | Syn. Diat. Belgique: | pl. XLI: fig. 14 | 1881 |
| Synedra austriaca | Grunow in Van Heurck | Syn. Diat. Belgique: | pl. XXXIX: fig. 16 A,B | 1881 |
| Synedra delicatissima var. angustissima | Grunow in Van Heurck | Syn. Diat. Belgique: | pl. XXXIX: fig. 10 | 1881 |
| Synedra spathulifera | Grunow in Van Heurck | Syn. Diat. Belgique: | pl. XXXVIII: fig. 4 | 1881 |
| Synedra subaequalis | Grunow in Van Heurck, | Syn. Diat. Belgique: | pl. XXXVIII: fig. 13 | 1881 |
| Pseudosynedra peragalloi_('peragalli') | C.S. Boyer | Syn. N. Amer. Diat.: | 212, pl. V: fig. 2 in Leuduger-Fortmorel 1892 | 1927 |
| PSEUDOSYNEDRA | C.S. Boyer | Syn. N. Amer. Diat.: | 212 | 1927 |
| Synedra planktonica | J.J. Hains & M.M. Sebring | Trans. Amer. Microscop. Soc. | 100: 160, figs. 2-9 | 1981 |
| Synedra mazamaensis | H.E. Sovereign | Trans. Amer. Microscop. Soc. | 77: 111, pl. II: figs. 10-15 | 1958 |
| Synedra mazamaensis | H.E. Sovereign ex Reimer in Patrick & Reimer | Trans. Amer. Microscop. Soc. | 79: 345 | 1960 |
| Synedra baculus | Gregory | Trans. Micr. Soc. London ser. 2, | 5: 83, pl. I: fig. 54 | 1857 |
| Synedra doliolus | Wallich | Trans. Microscop. Soc. London, | ser. 2, 8: 48, pl. II: fig. 19 | 1860 |
| Synedra hennedyana | Gregory | Trans. Roy. Soc. Edinburgh | 21: 532, pl. XIV: fig. 108 | 1857 |
| Synedra amphirhynchus var. fragilariiformis_('fragilariaeformis') | F.E. Fritsch & M.F. Rich | Trans. Roy. Soc. S. Afr. | 11: 379, fig. 30A-C | 1924 |
| Synedra ulna var. tolstensis | Rattray | Trans. Royal Soc. Edinburgh | 33: 437, pl. XXIX: fig. 12 | 1888 |
| Synedra pulchella var. vertebra | (W. Gregory) Van Heurck | Treat. Diat.: | 309 | 1896 |
| Synedra medioconstricta_('mediocontracta') | (Forti) E. Taskin & T. Atici in E. Taskin et al. | Türkiye suyosunlari listei [Turkey algae list]: | 61 | 2019 |
| Synedra jouseana | V.S. Sheshukova-Poretskaya | Uchen. Zap. Leningradsk. Univ. | 313(=Biol. Nauk 49): 208, fig. 4 | 1962 |
| Synedra hyperborea | Grunow in Cleve | Vega-Exped. Vet. Iaktt. | 3: 482 | 1883 |
| SYNEDRA "Gruppe" ULNARIA | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 12: 386 | 1862 |
| Synedra arctica | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 12: 401, pl. V: fig. 3 | 1862 |
| Synedra camtschatica | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 12: 404, pl. V: fig. 6 [miscited fig. b] | 1862 |
| Synedra lunaris var. capitata | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 12: 389 | 1862 |
| Synedra lunaris var. genuina | Grunow | Verh. K.K. Zool.-Bot. Ges. Wien | 12: 389 | 1862 |
| Synedra grandis | Mereschkowsky | Zap. Novorossijsk. Obshch. Estestvoisp. | 24{2}: 46, 66, figs. 4-8 | 1902 |
| Synedra pulchella var. oblonga | T. Marsson | Zeitschrift für angewandte Mikroskopie und klinische Chemie | 6: 227 | 1900 |
| Synedra tabulata var. affinis | (Kützing) T. Marsson | Zeitschrift für angewandte Mikroskopie und klinische Chemie | 6: 229 | 1900 |
| Asterionella synedraeformis | R.K. Greville | image | ||
| Eunotia synedra - - | image | |||
| Eunotia synedraeformis | F. Hustedt | image | ||
| Eunotia synedraeformis var. angusta | F. Hustedt | image | ||
| EUSYNEDRA | Frenguelli | image | ||
| EUSYNEDRA | Schütt | image | ||
| EUSYNEDRA | Van Heurck | image | ||
| Fragilaria synedra | C.G. Ehrenberg | image | ||
| HYALOSYNEDRA | D. Williams & F.E. Round | image | ||
| Hyalosynedra laevigata | (Grunow) Williams & Round | image | ||
| Nematoplata synedra | (Ehrenberg) Kuntze | image | ||
| NEOSYNEDRA | D. Williams & Round | image | ||
| Neosynedra provincialis | (Grunow) D. Williams & Round | image | ||
| Neosynedra tortosa | (Grunow) D. Williams & Round | image | ||
| Pseudo-synedra debyi | Leuduger-Fortmorel | image | ||
| Pseudo-synedra peragalloi_('peragalli') | Leuduger-Fortmorel | image | ||
| Pseudosynedra sceptroides | J. Brun | image | ||
| SYNEDRA | C.G. Ehrenberg | image | ||
| SYNEDRA | Gruppe AFFINES A. Grunow | image | ||
| SYNEDRA | Gruppe PSEUDO-EUNOTIA A. Grunow | image | ||
| SYNEDRA sect. | EUSYNEDRA F. Schütt, H.G.A. Engler & K.A.E. Prantl | image | ||
| SYNEDRA subgenera | CTENOPHORA J. Frenguelli | image | ||
| SYNEDRA subgenera | EUSYNEDRA H.F. Van Heurck | image | ||
| SYNEDRA subgenus | RIMARIA F.T. Kützing | image | ||
| Synedra [affinis var.] dubia | A. Grunow | image | ||
| Synedra [affinis var.] intermedia | A. Grunow | image | ||
| Synedra [crystallina var.] decipiens | P.T. Celve & A. Grunow | image | ||
| Synedra [ulna var.] spathulifera | A. Grunow | image | ||
| Synedra [ulna var.] subaequalis | A. Grunow | image | ||
| Synedra acicularis | F.T. Kützing | image | ||
| Synedra acicularis | W. Smith | image | ||
| Synedra actinastroides | (E.J. Lemmermann) E.J. Lemmermann | image | ||
| Synedra actinastroides var. curvata | E.J. Lemmermann | image | ||
| Synedra actinastroides var. lata | E.J. Lemmermann | image | ||
| Synedra actinastroides var. opoliensis | E.J. Lemmermann | image | ||
| Synedra acula | F.T. Kützing | image | ||
| Synedra acula var. tenuissima | (F.T. Kützing) E. O'Meara | image | ||
| Synedra acus f. angustissima | (A. Grunow) Willi Krieger | image | ||
| Synedra acus f. anomala | M. Peragallo | image | ||
| Synedra acus f. delicatissima | (W. Smith) Willi Krieger | image | ||
| Synedra acus f. mesoleia | (A. Grunow) A. Cleve-Euler | image | ||
| Synedra acus f. mesoleia | (A. Grunow) O. Müller | image | ||
| Synedra acus | F.T. Kützing 1844 | image | ||
| Synedra acus var. acula | (F.T. Kützing) A. Cleve-Euler | image | ||
| Synedra acus var. angustissima | (A. Grunow) H.F. Van Heurck | image | ||
| Synedra acus var. apiculata | (G.L. Rabenhorst) G.L. Rabenhorst | image | ||
| Synedra acus var. aprilina - - | image | |||
| Synedra acus var. delicatissima | (W. Smith) G.L. Rabenhorst | image | ||
| Synedra acus var. elongata | A. Grunow | image | ||
| Synedra acus var. fossilis | A. Grunow | image | ||
| Synedra acus var. genuina | Ant. Mayer | image | ||
| Synedra acus var. gracillima | (G.L. Rabenhorst) G.L. Rabenhorst | image | ||
| Synedra acus var. mesolepta | E.V. Østrup | image | ||
| Synedra acus var. radians | (F.T. Kützing) F. Hustedt | image | ||
| Synedra acus var. tenuis | (F.T. Kützing) J. Schumann | image | ||
| Synedra acus var. tenuissima | (Kützing) G.L. Rabenhorst | image | ||
| Synedra acus var. ventricosa | J.-J. Brun & J. Heribaud | image | ||
| Synedra acuta | C.G. Ehrenberg | image | ||
| Synedra acuta var. amphicephala | (A. Grunow) G.L. Rabenhorst | image | ||
| Synedra acuta var. oxyrhynchus | (F.T. Kützing) G.L. Rabenhorst | image | ||
| Synedra acuta var. undulata | (A. Grunow) G.L. Rabenhorst | image | ||
| Synedra adeliae | E.E. Manguin | image | ||
| Synedra aequalis | (F.T. Kützing) F.T. Kützing | image | ||
| Synedra affinis f. anomala | E.V. Østrup | image | ||
| Synedra affinis f. constricta | B. Liebetanz | image | ||
| Synedra affinis f. curta - - | image | |||
| Synedra affinis f. elongata | H.F. Van Heurck | image | ||
| Synedra affinis f. gracilior | H.F. Van Heurck | image | ||
| Synedra affinis f. minor | J. Frenguelli | image | ||
| Synedra affinis f. minor | J. Frenguelli | image | ||
| Synedra affinis f. nuda | J. Pantocsek | image | ||
| Synedra affinis f. opephoroides | J. Frenguelli | image | ||
| Synedra affinis f. parva | H.F. Van Heurck | image | ||
| Synedra affinis | F.T. Kützing | image | ||
| Synedra affinis var. acuminata | A. Grunow | image | ||
| Synedra affinis var. angustata - - | image | |||
| Synedra affinis var. baileyana | H.H. Chase | image | ||
| Synedra affinis var. biharensis | J. Pantocsek | image | ||
| Synedra affinis var. curta | A. Grunow | image | ||
| Synedra affinis var. delicatula | A. Grunow | image | ||
| Synedra affinis var. fasciculata | (C.A. Agardh) H.F. Van Heurck | image | ||
| Synedra affinis var. genuina | H.F. Van Heurck | image | ||
| Synedra affinis var. grandis | K.S. Mereschkowsky | image | ||
| Synedra affinis var. hybrida | A. Grunow | image | ||
| Synedra affinis var. lanceolata | E.V. Østrup | image | ||
| Synedra affinis var. lancettula | A. Grunow | image | ||
| Synedra affinis var. lepida | A. Grunow | image | ||
| Synedra affinis var. nuda | J. Pantocsek | image | ||
| Synedra affinis var. obtusa | F. Hustedt | image | ||
| Synedra affinis var. parva | (F.T. Kützing) H.F. Van Heurck | image | ||
| Synedra affinis var. platensis | J. Frenguelli | image | ||
| Synedra affinis var. rostrata | H.J.B. Juhlin-Dannfelt | image | ||
| Synedra affinis var. rupicola | A. Grunow | image | ||
| Synedra affinis var. subtilis | (F.T. Kützing) A. Grunow | image | ||
| Synedra affinis var. tabulata | (F.T. Kützing) H.F. Van Heurck | image | ||
| Synedra affinis var. tenuis | (F.T. Kützing) A. Grunow | image | ||
| Synedra affinis var. tenuissima | A. Grunow | image | ||
| Synedra affinis var. thermalis | M. Peragallo | image | ||
| Synedra affinis var. travertinorum | E.V. Østrup | image | ||
| Synedra affinis var. tristani | A. Cleve-Euler | image | ||
| Synedra alaskana | R.M. Patrick & L.R. Freese | image | ||
| Synedra allansonii | B.J. Cholnoky | image | ||
| Synedra allorgei | E.E. Manguin | image | ||
| Synedra alpina | C.W. Nägeli ex F.T. Kützing | image | ||
| Synedra alpina var. subarcuata | (C.W. Nägeli) G.L. Rabenhorst | image | ||
| Synedra amphicephala f. mesoleia | A. Cleve-Euler | image | ||
| Synedra amphicephala f. mesolepta | A. Cleve-Euler | image | ||
| Synedra amphicephala | F.T. Kützing | image | ||
| Synedra amphicephala var. balatonis | J. Pantocsek | image | ||
| Synedra amphicephala var. densestriata | C.W. Fontell | image | ||
| Synedra amphicephala var. imperfecta | A. Cleve-Euler | image | ||
| Synedra amphicephala var. intermedia | E.E. Manguin | image | ||
| Synedra amphicephala var. minor | A. Grunow | image | ||
| Synedra amphicephala var. pusilla | A. Cleve | image | ||
| Synedra amphicephala var. sigmoidea | J. Schaarschmidt | image | ||
| Synedra amphicephala var. striis-tenuioribus | A. Grunow | image | ||
| Synedra amphicephala var. tenuicapitata | E.E. Manguin | image | ||
| Synedra amphicoryna | C.G. Ehrenberg | image | ||
| Synedra amphilepta | C.G. Ehrenberg | image | ||
| Synedra amphioxys | C.G. Ehrenberg | image | ||
| Synedra amphirhynchus | C.G. Ehrenberg | image | ||
| Synedra amphirhynchus var. fragilariaeformis | F.E. Fritsch & M.F. Rich | image | ||
| Synedra amphirhynchus var. undulata | G.L. Rabenhorst | image | ||
| Synedra anguinea | C.S. Boyer | image | ||
| Synedra angusta | E.V. Østrup | image | ||
| Synedra angustata | F.T. Kützing | image | ||
| Synedra antarctica | H. Heiden | image | ||
| Synedra antarctica | M. Peragallo | image | ||
| Synedra apiculata | G.L. Rabenhorst | image | ||
| Synedra arctica | A. Grunow | image | ||
| Synedra arctica | E. O'Meara | image | ||
| Synedra arcuata | A. Wigand | image | ||
| Synedra arcuata | C.W. Nägeli ex F.T. Kützing | image | ||
| Synedra arcus f. minor | A. Piccone | image | ||
| Synedra arcus | F.T. Kützing | image | ||
| Synedra arcus | Kützing | image | ||
| Synedra arcus var. delicatissima | A. Grunow | image | ||
| Synedra arcus var. genuina | A. Grunow | image | ||
| Synedra arcus var. minor | A. Grunow | image | ||
| Synedra armoricana | F.T. Kützing | image | ||
| Synedra articulata | P.L. Crouan & H.M. Crouan | image | ||
| Synedra asterionelloides | O. Müller | image | ||
| Synedra atlantica | Castracane | image | ||
| Synedra atomus | (Kützing) Nägeli ex Kützing | image | ||
| Synedra auriculata | G.H.H. Karsten | image | ||
| Synedra australis | C.G. Ehrenberg | image | ||
| Synedra australis | C.G. Ehrenberg | image | ||
| Synedra austriaca | A. Grunow | image | ||
| Synedra baculus var. minor | A. Grunow | image | ||
| Synedra baculus | W. Gregory | image | ||
| Synedra balatonis f. staurophora | J. Pantocsek | image | ||
| Synedra balatonis | J. Pantocsek | image | ||
| Synedra balthica | C.G. Ehrenberg | image | ||
| Synedra barbatula | F.T. Kützing | image | ||
| Synedra barrowiana | R.M. Patrick & L.R. Freese | image | ||
| Synedra berolinensis | E.J. Lemmermann | image | ||
| Synedra berolinensis var. gracilis | E.J. Lemmermann | image | ||
| Synedra biasolettiana | F.T. Kützing | image | ||
| Synedra biceps | F.T. Kützing | image | ||
| Synedra biceps var. arcus | F.T. Kützing | image | ||
| Synedra biceps var. distenta | F.E. Fritsch & M.F. Rich | image | ||
| Synedra biceps var. recta | F.T. Kützing | image | ||
| Synedra biceps | W. Smith | image | ||
| Synedra biharensis | J. Pantocsek | image | ||
| Synedra bilunaris | C.G. Ehrenberg | image | ||
| Synedra bilunaris var. elongata | C.M. Sande Lacoste & W.F.R. Suringar | image | ||
| Synedra binodis | (C.G. Ehrenberg) T.-P. Chang & C. Steinberg | image | ||
| Synedra brebissonii_('brebissonii') | (F.T. Kützing) G.L. Rabenhorst | image | ||
| Synedra bremiana | J. Pantocsek | image | ||
| Synedra brevis | C.G. Ehrenberg | image | ||
| Synedra brevis var. gracilior | C.G. Ehrenberg | image | ||
| Synedra brevis var. turgida | C.G. Ehrenberg | image | ||
| Synedra campyla | F.W. Hilse | image | ||
| Synedra campyla | F.W. Hilse | image | ||
| Synedra camtschatica | A. Grunow | image | ||
| Synedra capensis | A. Grunow | image | ||
| Synedra capillaris | A. Grunow | image | ||
| Synedra capitata | C.G. Ehrenberg | image | ||
| Synedra capitata var. curta | F. Meister | image | ||
| Synedra capitata var. genuina | F. Meister | image | ||
| Synedra capitata var. longiceps | (C.G. Ehrenberg) E. O'Meara | image | ||
| Synedra capitata var. typica | R. Gutwinski | image | ||
| Synedra capitellata | A. Grunow | image | ||
| Synedra capitellata var. cymbelloides | A. Grunow | image | ||
| Synedra caroli-principis | J. Schaarschmidt | image | ||
| Synedra charcotii | M. Peragallo | image | ||
| Synedra clava | O.N. Witt | image | ||
| Synedra clavata | R.K. Greville | image | ||
| Synedra closterioides | A. Grunow | image | ||
| Synedra closterioides var. fossilis | M. Peragallo & J. Heribaud | image | ||
| Synedra closterioides var. jaernefeltii | K. Mölder | image | ||
| Synedra commutata | A. Grunow | image | ||
| Synedra commutata var. producta | H.F. Van Heurck | image | ||
| Synedra commutata var. septentrionalis | A. Grunow | image | ||
| Synedra constricta | C.G. Ehrenberg | image | ||
| Synedra constricta | F.T. Kützing | image | ||
| Synedra cornigera | A. Grunow | image | ||
| Synedra crotonensis | (F. Kitton) A. Grunow | image | ||
| Synedra crotonensis f. belgica | A. Grunow | image | ||
| Synedra crotonensis var. constricta | C.H. Kain | image | ||
| Synedra crotonensis var. prolongata | A. Grunow | image | ||
| Synedra crystallina | (C. Agardh) Kützing | image | ||
| Synedra crystallina f. gibba | J. Pantocsek | image | ||
| Synedra crystallina var. bacillaris | A. Grunow | image | ||
| Synedra crystallina var. decipiens | P.T. Cleve & A. Grunow | image | ||
| Synedra crystallina var. fossilis | J. Pantocsek | image | ||
| Synedra crystallina var. insignis | A. Grunow | image | ||
| Synedra crystallina var. longissima | A. Grunow | image | ||
| Synedra crystallina var. maeotica | J. Pantocsek | image | ||
| Synedra crystallina var. smithii | A. Grunow | image | ||
| Synedra cuneata | (H.C. Lyngbye) C.G. Ehrenberg | image | ||
| Synedra cuneata | A. Grunow | image | ||
| Synedra cunningtonii | G.S. West | image | ||
| Synedra curvata | A.I. Proshkina-Lavrenko | image | ||
| Synedra curvata | C.G. Ehrenberg | image | ||
| Synedra curvata | E.V. Østrup | image | ||
| Synedra curvata | F.T. Kützing | image | ||
| Synedra curvula | F.T. Kützing | image | ||
| Synedra curvula var. punctata | F.T. Kützing | image | ||
| Synedra cyclopum | A. Brutschy | image | ||
| Synedra cyclopum var. nipponica | B.V. Skvortzov | image | ||
| Synedra cymbelliformis | A. Schmidt | image | ||
| Synedra dalmatica | F.T. Kützing | image | ||
| Synedra danica | F.T. Kützing | image | ||
| Synedra debilis | F.T. Kützing | image | ||
| Synedra decloitrei | A. Amosse | image | ||
| Synedra deformis f. perminuta | G.A.W. Arnott | image | ||
| Synedra delicatissima f. brevis | H.F. Van Heurck | image | ||
| Synedra delicatissima var. amphicephala | H.F. Van Heurck | image | ||
| Synedra delicatissima var. angustissima | A. Grunow | image | ||
| Synedra delicatissima var. mesoleia | A. Grunow | image | ||
| Synedra demerarae | A. Grunow | image | ||
| Synedra dissipata | F.T. Kützing | image | ||
| Synedra dissipata var. fasciculata | F.T. Kützing | image | ||
| Synedra dissipata var. sparsa | F.T. Kützing | image | ||
| Synedra distinguenda var. curta | M.H. Giffen | image | ||
| Synedra doliolus | G.C. Wallich | image | ||
| Synedra dorsiventralis f. biconstricta | E.E. Manguin | image | ||
| Synedra dorsiventralis f. symetrica | E.E. Manguin | image | ||
| Synedra dorsiventralis | O. Müller | image | ||
| Synedra dorsiventralis var. cymbelliformis | O. Müller | image | ||
| Synedra dorsiventralis var. sinuata | O. Müller | image | ||
| Synedra dorsiventralis var. subundulata | O. Müller | image | ||
| Synedra dorsiventralis var. undulata | O. Müller | image | ||
| Synedra dubia | W. Carruthers | image | ||
| Synedra dubravicensis | J. Pantocsek | image | ||
| Synedra duhemi | G.D. Hanna & W.M. Grant | image | ||
| Synedra ehrenbergii | F.T. Kützing | image | ||
| Synedra elegans | C.G. Ehrenberg | image | ||
| Synedra entomon | C.G. Ehrenberg | image | ||
| Synedra exilis | F.T. Kützing | image | ||
| Synedra falcata | F.T. Kützing & L.A. Brebisson ex F.T. Kützing | image | ||
| Synedra fallax | A. Grunow | image | ||
| Synedra famelica | F.T. Kützing | image | ||
| Synedra famelica var. capitata | C.W. Nägeli ex F.T. Kützing | image | ||
| Synedra famelica var. enflata | V. Zanon | image | ||
| Synedra familiaris f. major | A. Grunow | image | ||
| Synedra familiaris f. parva | H.F. Van Heurck | image | ||
| Synedra familiaris | F.T. Kützing | image | ||
| Synedra familiaris var. neogena | A. Grunow | image | ||
| Synedra fasciculata | (C.A. Agardh) Kützing | image | ||
| Synedra fasciculata | C.G. Ehrenberg | image | ||
| Synedra fasciculata f. undulata | A. Grunow | image | ||
| Synedra fasciculata var. obtusa | J. Pantocsek | image | ||
| Synedra fasciculata var. subarcuata | A. Grunow | image | ||
| Synedra fasciculata var. truncata | (R.K. Greville) R.M. Patrick | image | ||
| Synedra fasciolaris | K.E. Eichwald | image | ||
| Synedra fastuosa var. japonica | B.V. Skvortzov | image | ||
| Synedra fibula | J.-J. Brun | image | ||
| Synedra fibula | W. Smith | image | ||
| Synedra filiformis | A. Grunow | image | ||
| Synedra filiformis | J.R. Carter & P. Denny | image | ||
| Synedra filiformis var. exilis | A. Cleve-Euler | image | ||
| Synedra filiformis var. major | A. Cleve-Euler | image | ||
| Synedra fimbriata | Castracane | image | ||
| Synedra fisherensis | T.A. Bond | image | ||
| Synedra flexuosa | C.G. Ehrenberg | image | ||
| Synedra flexuosa | L.A. Brebisson | image | ||
| Synedra flexuosa var. angusta | L.A. Brebisson | image | ||
| Synedra flexuosa var. angusta | L.A. Brebisson ex G.L. Rabenhorst | image | ||
| Synedra flexuosa var. biceps | (C.G. Ehrenberg) A. Grunow | image | ||
| Synedra fluviatilis | E.J. Lemmermann | image | ||
| Synedra fluviatilis var. czerlanensis | J. Woloszynska | image | ||
| Synedra formosa | C.A. Hantzsch | image | ||
| Synedra formosa var. amphipachya | A. Grunow | image | ||
| Synedra forta | L.A. Brebisson ex W. Smith | image | ||
| Synedra fragilarioides | P.E. Hargraves & R.R.L. Guillard | image | ||
| Synedra fragilis | E.E. Manguin | image | ||
| Synedra frauenfeldii | A. Grunow | image | ||
| Synedra frauenfeldii var. doljensis | J. Pantocsek | image | ||
| Synedra frustulum | F.T. Kützing | image | ||
| Synedra fuchsi | (J. Pantocsek) H.-J. Schrader | image | ||
| Synedra fulgens | (R.K. Greville) W. Smith | image | ||
| Synedra fulgens f. gigantea | (Lobarzewski) Rabenhorst | image | ||
| Synedra fulgens f. minor | G.L. Rabenhorst | image | ||
| Synedra fulgens var. dalmatica | A. Grunow | image | ||
| Synedra fulgens var. eximia | A. Grunow | image | ||
| Synedra fulgens var. maeotica | J. Pantocsek | image | ||
| Synedra fulgens var. mediterranea | A. Grunow | image | ||
| Synedra fusidioides | G.L. Rabenhorst | image | ||
| Synedra fusidium | F.T. Kützing | image | ||
| Synedra gaillonii f. constricta | S.P. Petkoff | image | ||
| Synedra gaillonii f. longior | S.P. Petkoff | image | ||
| Synedra gaillonii f. minor | M. Peragallo | image | ||
| Synedra gaillonii var. crystallina | (C.A. Agardh) G.L. Rabenhorst | image | ||
| Synedra gaillonii var. longipes | C.S. Singh | image | ||
| Synedra gaillonii var. macilenta | A. Grunow | image | ||
| Synedra gaillonii var. major | B. Komarovsky & T. Edelstein | image | ||
| Synedra gaillonii var. minor | F.T. Kützing | image | ||
| Synedra gaillonii var. minor | W. Carruthers | image | ||
| Synedra gaussii | H. Heiden | image | ||
| Synedra gaussii var. trigibba | H. Heiden | image | ||
| Synedra gelida | (M. Peragallo) A. Mann | image | ||
| Synedra gelida | J. Frenguelli | image | ||
| Synedra gibba | C.G. Ehrenberg | image | ||
| Synedra gibbosa | J. Ralfs | image | ||
| Synedra gigantea | C.G. Ehrenberg | image | ||
| Synedra gigantea | H.S. Lobarzewski | image | ||
| Synedra gloiophila | A. Grunow | image | ||
| Synedra gomphonema | C. Janisch & G.L. Rabenhorst | image | ||
| Synedra goulardii var. acus | J. Frenguelli | image | ||
| Synedra goulardii var. fluviatilis | (E.J. Lemmermann) J. Frenguelli | image | ||
| Synedra goulardii var. jeniseyensis | B.V. Skvortzov | image | ||
| Synedra goulardii var. mongolica | (B.V. Skvortzov) B.V. Skvortzov | image | ||
| Synedra goulardii_('goulardi') | L.A. Brebisson | image | ||
| Synedra gracilis | F.T. Kützing | image | ||
| Synedra gracilis var. barbatula | A. Grunow | image | ||
| Synedra gracilis var. italica | G.L. Rabenhorst | image | ||
| Synedra gracilis var. septentrionalis | A. Grunow | image | ||
| Synedra gracillima | G.L. Rabenhorst | image | ||
| Synedra gracillima | G.L. Rabenhorst | image | ||
| Synedra grandis | K.S. Mereschkowsky | image | ||
| Synedra grandis | K.S. Mereschkowsky | image | ||
| Synedra grandis var. rostrata | K.S. Mereschkowsky | image | ||
| Synedra grovei | A. Grunow | image | ||
| Synedra hamata | W. Smith | image | ||
| Synedra hantzschiana | A. Sournia | image | ||
| Synedra hartii | B.J. Cholnoky | image | ||
| Synedra hastata | G.L. Rabenhorst | image | ||
| Synedra helvetica | A. Brutschy | image | ||
| Synedra hemicyclus | C.G. Ehrenberg | image | ||
| Synedra hemicyclus | C.G. Ehrenberg | image | ||
| Synedra hennedyana f. longissima | A. Grunow | image | ||
| Synedra hennedyana var. capillaris | F. Meister | image | ||
| Synedra hennedyana var. undulata | (Bailey) Schwarz | image | ||
| Synedra hennedyana | W. Gregory | image | ||
| Synedra holsatiae | V. Hensen | image | ||
| Synedra homostriata | M.H. Hohn | image | ||
| Synedra hyalina | S. Prowazek | image | ||
| Synedra hyperborea | A. Grunow | image | ||
| Synedra hyperborea var. brevis | A. Grunow | image | ||
| Synedra hyperborea var. flexuosa | A. Grunow | image | ||
| Synedra hyperborea var. parvula | A.A. Aleem | image | ||
| Synedra hyperborea var. rostellata | A. Grunow | image | ||
| Synedra imperfecta | A. Cleve-Euler | image | ||
| Synedra incerta | K.S. Mereschkowsky | image | ||
| Synedra incisa | C.S. Boyer | image | ||
| Synedra incisa | G.L. Rabenhorst | image | ||
| Synedra incurva | C.G. Ehrenberg | image | ||
| Synedra inflexa | K.E. Eichwald | image | ||
| Synedra interrupta | B. Auerswald | image | ||
| Synedra investiens f. rhomboidea | F. Hustedt | image | ||
| Synedra investiens var. capensis | A. Grunow | image | ||
| Synedra investiens var. fragilarioides | A. Grunow | image | ||
| Synedra investiens var. genuina | A. Grunow | image | ||
| Synedra investiens var. gomphonemacea | A. Grunow | image | ||
| Synedra investiens var. hyperborea | A. Grunow | image | ||
| Synedra investiens | W. Smith | image | ||
| Synedra isabelae | R.M. Patrick | image | ||
| Synedra isabelae var. minor | R.M. Patrick | image | ||
| Synedra italica | G.L. Rabenhorst | image | ||
| Synedra japonica | B.V. Skvortzov | image | ||
| Synedra jogensis | H.P. Gandhi | image | ||
| Synedra joursacensis | Heribaud | image | ||
| Synedra jouseana f. linearis | V.S. Sheshukova-Poretskaya | image | ||
| Synedra juliana | G. De Notaris | image | ||
| Synedra juranyi_('jurányi') | J. Pantocsek | image | ||
| Synedra kamtschatica | A. Grunow | image | ||
| Synedra kamtschatica var. connectens | A. Grunow | image | ||
| Synedra kamtschatica var. finnmarchica | P.T. Cleve & A. Grunow | image | ||
| Synedra kamtschatica var. intermedia | A. Grunow | image | ||
| Synedra kamtschatica var. kjellmani | P.T. Cleve & A. Grunow | image | ||
| Synedra kamtschatica var. minor | A. Grunow | image | ||
| Synedra karcheri | T. Nemoto | image | ||
| Synedra kashyapiens | J.N. Misra | image | ||
| Synedra kerguelensis | H. Heiden | image | ||
| Synedra kinkeri_('kinkerii') | (J. Pantocsek) A. Jurilj | image | ||
| Synedra koreana | B.V. Skvortzov | image | ||
| Synedra laevigata | A. Grunow | image | ||
| Synedra laevigata var. angustata | A. Grunow | image | ||
| Synedra laevigata var. hyalina | A. Grunow | image | ||
| Synedra laevigata var. obtusiuscula | A. Grunow | image | ||
| Synedra laevigata var. thauensis | M. Peragallo | image | ||
| Synedra laevis | C.G. Ehrenberg | image | ||
| Synedra laevissima var. fossilis | A. Grunow | image | ||
| Synedra lanceolata | Castracane | image | ||
| Synedra lanceolata f. brevis | H.F. Van Heurck | image | ||
| Synedra lanceolata f. longior | H.F. Van Heurck | image | ||
| Synedra lanceolata | F.T. Kützing | image | ||
| Synedra lanceolata var. thaitiensis | Castracane | image | ||
| Synedra lancettula | (A. Grunow) A. Cleve-Euler | image | ||
| Synedra lemmermannii_('lemmermanni') | West & G.S. West | image | ||
| Synedra lenzi | G. Krasske | image | ||
| Synedra libyca | F.T. Kützing | image | ||
| Synedra limnetica | E.J. Lemmermann | image | ||
| Synedra linea | C.G. Ehrenberg | image | ||
| Synedra linearis | C.G. Ehrenberg | image | ||
| Synedra lineata | C.G. Ehrenberg | image | ||
| Synedra lismorensis | G.I. Playfair | image | ||
| Synedra longiceps | C.G. Ehrenberg | image | ||
| Synedra longissima var. acicularis | F. Meister | image | ||
| Synedra longissima var. vulgaris | F. Meister | image | ||
| Synedra lunaris | C.G. Ehrenberg | image | ||
| Synedra lunaris var. bilunaris | (C.G. Ehrenberg) J.-J. Brun | image | ||
| Synedra lunaris var. campyla | (F.W. Hilse) O. Kirchner | image | ||
| Synedra lunaris var. capitata | A. Grunow | image | ||
| Synedra lunaris var. genuina | A. Grunow | image | ||
| Synedra lunaris var. genuina | A. Grunow | image | ||
| Synedra lunaris var. undulata | G.L. Rabenhorst | image | ||
| Synedra lunula | C.G. Ehrenberg | image | ||
| Synedra macroptera | C.G. Ehrenberg | image | ||
| Synedra maeotica | J. Pantocsek | image | ||
| Synedra maeotica var. minor | J. Pantocsek | image | ||
| Synedra magna | A.M. Edwards | image | ||
| Synedra martensiana | F.T. Kützing | image | ||
| Synedra mauritiana | A. Grunow | image | ||
| Synedra mazamaensis | H.E. Sovereign | image | ||
| Synedra mesocampa | L.A. Brebisson ex F.T. Kützing | image | ||
| Synedra mesolepta | F.T. Kützing | image | ||
| Synedra microcrepis | G. Nygaard | image | ||
| Synedra minuscula | A. Grunow | image | ||
| Synedra minuscula var. capitata | B.V. Skvortzov | image | ||
| Synedra minuscula var. latestriata | E.V. Østrup | image | ||
| Synedra minuscula var. undulata | M. Peragallo | image | ||
| Synedra minuta | K.S. Mereschkowsky | image | ||
| Synedra minutissima | F.T. Kützing | image | ||
| Synedra minutissima var. pelliculosa | F.T. Kützing | image | ||
| Synedra miocenica | H.-J. Schrader | image | ||
| Synedra montana | G. Krasske | image | ||
| Synedra mucicola | F.T. Kützing | image | ||
| Synedra multifasciata | F.T. Kützing | image | ||
| Synedra multifasicata | (F.T. Kützing) F.T. Kützing | image | ||
| Synedra mystica | R.E.M. Archibald | image | ||
| Synedra nana f. capitata | E.E. Manguin | image | ||
| Synedra nana var. nipponica | B.V. Skvortzov | image | ||
| Synedra neapolitana | (G.L. Rabenhorst) G.L. Rabenhorst | image | ||
| Synedra netronoides | M.H. Hohn & J. Hellerman | image | ||
| Synedra nipponica | B.V. Skvortzov | image | ||
| Synedra nitzschii | (F.T. Kützing) G.L. Rabenhorst | image | ||
| Synedra nitzschioides var. acuminata | A. Grunow | image | ||
| Synedra nitzschioides var. minor | P.T. Cleve | image | ||
| Synedra nitzschioides var. minuta | A. Grunow | image | ||
| Synedra nitzschioides_('nitschioides') | A. Grunow | image | ||
| Synedra normaniana | R.K. Greville | image | ||
| Synedra notarisii | Castracane | image | ||
| Synedra notata | F.T. Kützing | image | ||
| Synedra oamaruensis | H.-J. Schrader | image | ||
| Synedra obtusa | W. Smith | image | ||
| Synedra ossiformis | F.J.R. Taylor | image | ||
| Synedra oxyrhynchus | F.T. Kützing | image | ||
| Synedra oxyrhynchus var. acus | (F.T. Kützing) O. Kirchner | image | ||
| Synedra oxyrhynchus var. amphicephala | A. Grunow | image | ||
| Synedra oxyrhynchus var. contracta | (J. Schumann) F. Hustedt | image | ||
| Synedra oxyrhynchus var. elongata | (A. Grunow) O. Kirchner | image | ||
| Synedra oxyrhynchus var. genuina | A. Grunow | image | ||
| Synedra oxyrhynchus var. medioconstricta | A.I. Forti | image | ||
| Synedra oxyrhynchus var. undulata | A. Grunow | image | ||
| Synedra pachycephala | L.A. Brebisson & F.T. Kützing | image | ||
| Synedra pacifica | A.M. Edwards | image | ||
| Synedra palea | F.T. Kützing | image | ||
| Synedra paleacea | C.G. Ehrenberg | image | ||
| Synedra paleacea | C.G. Ehrenberg | image | ||
| Synedra paludosa | F. Meister | image | ||
| Synedra parasitica | (W. Smith) F. Hustedt 1930 | image | ||
| Synedra parasitica f. lata | A. Cleve-Euler | image | ||
| Synedra parva | F.T. Kützing | image | ||
| Synedra parva var. bremiana | J. Pantocsek | image | ||
| Synedra parva var. brevistriata | A. Cleve-Euler | image | ||
| Synedra parva var. chilensis | A. Grunow | image | ||
| Synedra parva var. major | A. Grunow | image | ||
| Synedra parva var. sandvicensis | A. Grunow | image | ||
| Synedra parvula | (F.T. Kützing) F.T. Kützing | image | ||
| Synedra parvula | F.T. Kützing | image | ||
| Synedra pelagica | A. Cleve-Euler | image | ||
| Synedra pelagica | N.I. Hendey | image | ||
| Synedra perminuta | A. Grunow | image | ||
| Synedra perpusilla | F.T. Kützing | image | ||
| Synedra philippinarum | Castracane | image | ||
| Synedra philippinarum var. gallica | K.S. Mereschkowsky | image | ||
| Synedra platensis var. obtusa | J. Frenguelli | image | ||
| Synedra pliocenica | J. Heribaud & M. Peragallo | image | ||
| Synedra polymorpha | (J. Pantocsek & A. Grunow) H.-J. Schrader | image | ||
| Synedra porrecta | G.L. Rabenhorst | image | ||
| Synedra praemorsa | C.G. Ehrenberg | image | ||
| Synedra provincialis | A. Grunow | image | ||
| Synedra provincialis var. tortuosa | A. Grunow | image | ||
| Synedra pseudogoulardii | E.E. Manguin | image | ||
| Synedra puellaris | E. Messikommer | image | ||
| Synedra pulchella f. constricta | B. Liebetanz | image | ||
| Synedra pulchella f. constricta | F. Hustedt | image | ||
| Synedra pulchella f. major | A. Grunow | image | ||
| Synedra pulchella f. major | H.F. Van Heurck | image | ||
| Synedra pulchella f. obtusa | E.V. Østrup | image | ||
| Synedra pulchella f. subconstricta | P. Schulz-Danzig | image | ||
| Synedra pulchella | F.T. Kützing | image | ||
| Synedra pulchella var. acicularis | (W. Smith) E. O'Meara | image | ||
| Synedra pulchella var. capitata | J. Pantocsek | image | ||
| Synedra pulchella var. fasciculata | (C.A. Agardh) G.L. Rabenhorst | image | ||
| Synedra pulchella var. flexella | C.S. Boyer | image | ||
| Synedra pulchella var. genuina | F.T. Kützing | image | ||
| Synedra pulchella var. gracilis | E. O'Meara | image | ||
| Synedra pulchella var. grunowii | J. Frenguelli | image | ||
| Synedra pulchella var. kitaibelii | G. Istvanfy de Csík de Madefalva | image | ||
| Synedra pulchella var. lacerata | F. Hustedt | image | ||
| Synedra pulchella var. lanceolata | E. O'Meara | image | ||
| Synedra pulchella var. linearis | E. O'Meara | image | ||
| Synedra pulchella var. macrocephala | A. Grunow | image | ||
| Synedra pulchella var. minuta | F. Hustedt | image | ||
| Synedra pulchella var. minutissima | (F.T. Kützing) G.S. West | image | ||
| Synedra pulchella var. minutissima | A. Grunow | image | ||
| Synedra pulchella var. naviculacea | A. Grunow | image | ||
| Synedra pulchella var. saxonica | (F.T. Kützing) A. Grunow | image | ||
| Synedra pulchella var. smithii | (J. Ralfs) H.F. Van Heurck | image | ||
| Synedra pulchella var. socialis | (G.L. Rabenhorst) G.L. Rabenhorst | image | ||
| Synedra pulchella var. subcapitata | J. Pantocsek | image | ||
| Synedra pulchella var. tenuistriata | A. Grunow | image | ||
| Synedra pulcherrima | C.A. Hantzsch | image | ||
| Synedra punctata | E.V. Østrup | image | ||
| Synedra pusilla | F.T. Kützing | image | ||
| Synedra putealis | E. O'Meara | image | ||
| Synedra putrida | F.J. Cohn | image | ||
| Synedra quadrangula | F.T. Kützing | image | ||
| Synedra radians | F.T. Kützing | image | ||
| Synedra radians var. debilis | (F.T. Kützing) G.L. Rabenhorst | image | ||
| Synedra radians var. tenuissima | Rabenhorst | image | ||
| Synedra ramesii_('ramesi') | J. Heribaud | image | ||
| Synedra recava | M.H. Hohn | image | ||
| Synedra reinboldii | H.F. Van Heurck | image | ||
| Synedra rennellensis | N. Foged | image | ||
| Synedra revaliensis | E.J. Lemmermann | image | ||
| Synedra revaliensis | E.J. Lemmermann | image | ||
| Synedra ridica | M.H. Hohn & J. Hellerman | image | ||
| Synedra robusta f. mediocris | G.L. Rabenhorst | image | ||
| Synedra robusta f. vittata | G.L. Rabenhorst | image | ||
| Synedra robusta | J. Ralfs | image | ||
| Synedra robusta var. sinica | B.V. Skvortzov | image | ||
| Synedra romana | (G.L. Rabenhorst) G.L. Rabenhorst | image | ||
| Synedra rosenkrantzii | N. Foged | image | ||
| Synedra rostrata | (C.A. Hantzsch) G.L. Rabenhorst | image | ||
| Synedra rostrata | C.G. Ehrenberg | image | ||
| Synedra rostrata | F. Meister | image | ||
| Synedra rostrata | J. Pantocsek & P. Greguss | image | ||
| Synedra rostrata | J. Pantocsek | image | ||
| Synedra rumpens f. constricta | F. Hustedt | image | ||
| Synedra rumpens f. major | E.V. Østrup | image | ||
| Synedra rumpens f. nipponica | B.V. Skvortzov | image | ||
| Synedra rumpens | F.T. Kützing | image | ||
| Synedra rumpens var. familiaris | (F.T. Kützing) V.S. Poretzky | image | ||
| Synedra rumpens var. fragilarioides | A. Grunow | image | ||
| Synedra rumpens var. genuina | A. Grunow | image | ||
| Synedra rumpens var. islandica | E.V. Østrup | image | ||
| Synedra rumpens var. meneghiniana | A. Grunow | image | ||
| Synedra rumpens var. nipponica | B.V. Skvortzov | image | ||
| Synedra rumpens var. okamurae | B.V. Skvortzov | image | ||
| Synedra rumpens var. robusta | E.E. Manguin | image | ||
| Synedra rumpens var. scotica | A. Grunow | image | ||
| Synedra rumpens var. sinica | B.V. Skvortzov | image | ||
| Synedra salina | W. Smith | image | ||
| Synedra salinarum | J. Pantocsek | image | ||
| Synedra sauvineti | P.C.M. Petit | image | ||
| Synedra saxonica | F.T. Kützing | image | ||
| Synedra scalaris | C.G. Ehrenberg | image | ||
| Synedra scalaris | C.G. Ehrenberg | image | ||
| Synedra sceptrum f. fossilis | R. Gutwinski | image | ||
| Synedra sceptrum | R. Gutwinski | image | ||
| Synedra sceptrum var. mesolepta | R. Gutwinski | image | ||
| Synedra sceptrum var. mesolepta | R. Gutwinski | image | ||
| Synedra schaarschmidtii | A. Kanitz | image | ||
| Synedra schaarschmidtii var. alessiana | J. Schaarschmidt | image | ||
| Synedra schroeteri | F. Meister | image | ||
| Synedra schumanni | G.L. Rabenhorst | image | ||
| Synedra scina | M.H. Hohn & J. Hellerman | image | ||
| Synedra septata | P.L. Crouan & H.M. Crouan | image | ||
| Synedra sigma | F.T. Kützing | image | ||
| Synedra sigmoidea | (Nitzsch) Kützing | image | ||
| Synedra sigmoidea | C.G. Ehrenberg | image | ||
| Synedra simbirskiana | (A. Grunow & J. Pantocsek) H.-J. Schrader | image | ||
| Synedra simbirskiana | A. Grunow | image | ||
| Synedra smithii | E. O'Meara | image | ||
| Synedra smithii | J. Ralfs | image | ||
| Synedra socialis | G.L. Rabenhorst | image | ||
| Synedra spathulata | A.F.W. Schimper | image | ||
| Synedra spathulata | E. O'Meara | image | ||
| Synedra spectabilis | C.G. Ehrenberg | image | ||
| Synedra sphaerophora | F. Meister | image | ||
| Synedra spinulaeformis | W. Smith | image | ||
| Synedra splendens | (F.T. Kützing) F.T. Kützing | image | ||
| Synedra splendens var. aequalis | (F.T. Kützing) A. Grunow | image | ||
| Synedra splendens var. danica | (F.T. Kützing) A. Grunow | image | ||
| Synedra splendens var. debilis | G.L. Rabenhorst | image | ||
| Synedra splendens var. interrupta | (B. Auerswald) Rabenhorst | image | ||
| Synedra splendens var. longissima | (W. Smith) A. Grunow | image | ||
| Synedra splendens var. obtusa | (W. Smith) Grunow | image | ||
| Synedra splendens var. radians | (F.T. Kützing) E. O'Meara | image | ||
| Synedra splendens var. vitrea | (F.T. Kützing) G.L. Rabenhorst | image | ||
| Synedra splendida | C.G. Ehrenberg | image | ||
| Synedra stauroneis | C.G. Ehrenberg | image | ||
| Synedra stela | M.H. Hohn & J. Hellerman | image | ||
| Synedra strangulata | V. Zanon | image | ||
| Synedra striata | C.G. Ehrenberg | image | ||
| Synedra stricta | G.H.H. Karsten | image | ||
| Synedra striolata | C.G. Ehrenberg | image | ||
| Synedra subaequalis f. curvata | J. Pantocsek | image | ||
| Synedra subarcuata | C.W. Nägeli ex F.T. Kützing | image | ||
| Synedra subtilis | (F.T. Kützing) F.T. Kützing | image | ||
| Synedra subula | C.M. Sande Lacoste & W.F.R. Suringar | image | ||
| Synedra subulata | C.G. Ehrenberg | image | ||
| Synedra superba | F.T. Kützing | image | ||
| Synedra superba var. genuina | A. Grunow | image | ||
| Synedra superba var. minor | A. Grunow | image | ||
| Synedra superba var. robusta | (J. Ralfs) A. Grunow | image | ||
| Synedra suriana | J. Pantocsek & P. Gregus | image | ||
| Synedra szurdokpuespoekiensis | M. Hajós | image | ||
| Synedra tabulata | (C.A. Agardh) Kützing | image | ||
| Synedra tabulata f. angusta | J. Thomas & E.A. Gonzalves | image | ||
| Synedra tabulata f. curta | H.F. Van Heurck | image | ||
| Synedra tabulata f. densestriata | M.E.K. Møller | image | ||
| Synedra tabulata f. punctata | M. Hajós | image | ||
| Synedra tabulata var. australis | E.E. Manguin | image | ||
| Synedra tabulata var. delicatula | (A. Grunow) R. Ross | image | ||
| Synedra tabulata var. jeniseyensis | B.V. Skvortzov | image | ||
| Synedra tabulata var. lata | M.H. Giffen | image | ||
| Synedra tabulata var. tenuistriata | F. Meister | image | ||
| Synedra tabulata var. thalassotrix | (P.T. Cleve) A.F. Schwarz | image | ||
| Synedra taeniata | J. Pantocsek | image | ||
| Synedra tenella | A. Grunow | image | ||
| Synedra tenella var. brevis | A. Grunow | image | ||
| Synedra tenera f. acicularis | A. Cleve-Euler | image | ||
| Synedra tenera var. hinganica | B.V. Skvortzov | image | ||
| Synedra tenera var. lanceolata | E.V. Østrup | image | ||
| Synedra tenera | W. Smith | image | ||
| Synedra tenuis | F.T. Kützing | image | ||
| Synedra tenuis var. subtilis | (F.T. Kützing) J.-J. Brun | image | ||
| Synedra tenuissima | (Kützing) Kützing | image | ||
| Synedra tenuistriata | F. Meister | image | ||
| Synedra tergestina | (F.T. Kützing) F.T. Kützing | image | ||
| Synedra thalassotrix | P.T. Cleve | image | ||
| Synedra thermalis | F.T. Kützing | image | ||
| Synedra tibialis | J.A. Tempère & J.-J. Brun | image | ||
| Synedra transylvanica | J. Pantocsek | image | ||
| Synedra tropica | A. Grunow | image | ||
| Synedra truncata | (Greville) Ralfs | image | ||
| Synedra ulna | (Nitzsch) Ehrenberg | image | ||
| Synedra ulna f. arcuata | E.V. Østrup | image | ||
| Synedra ulna f. balatonis | (J. Pantocsek) A. Cleve-Euler | image | ||
| Synedra ulna f. biwensis | B.V. Skvortzov & M. Noda | image | ||
| Synedra ulna f. clavata Å. | Berg | image | ||
| Synedra ulna f. communis | B.V. Skvortzov | image | ||
| Synedra ulna f. constricta | Ant. Mayer | image | ||
| Synedra ulna f. constricta | B.V. Skvortzov, illeg. | image | ||
| Synedra ulna f. continua | A. Cleve-Euler | image | ||
| Synedra ulna f. contracta | F. Hustedt | image | ||
| Synedra ulna f. curta | (B.V. Skvortzov) B.V. Skvortzov | image | ||
| Synedra ulna f. curta | B.V. Skvortzov | image | ||
| Synedra ulna f. inflata | R. Maillard | image | ||
| Synedra ulna f. latestriata | E.V. Østrup | image | ||
| Synedra ulna f. marina | G.L. Rabenhorst | image | ||
| Synedra ulna f. mesocampa | (L.A. Brebisson) G.L. Rabenhorst | image | ||
| Synedra ulna f. pygmaea | Ant. Mayer | image | ||
| Synedra ulna f. rostrata | (J. Pantocsek) A. Cleve-Euler | image | ||
| Synedra ulna f. rostrata | Ant. Mayer | image | ||
| Synedra ulna f. salina | (W. Smith) West & G.S. West | image | ||
| Synedra ulna f. staurodestituta_('stauro destituta') | Pantocsek | image | ||
| Synedra ulna f. strumosa | O. Müller | image | ||
| Synedra ulna f. subconstricta | Ant. Mayer | image | ||
| Synedra ulna f. typica | Ant. Mayer | image | ||
| Synedra ulna f. undulata | H. Limanowska | image | ||
| Synedra ulna f. vitrea | (F.T. Kützing) A. Kurz | image | ||
| Synedra ulna subsp. danica | (Kützing) Skabichewski | image | ||
| Synedra ulna var. actinastroides | E.J. Lemmermann | image | ||
| Synedra ulna var. acuminata | W. Carruthers | image | ||
| Synedra ulna var. acus - - | image | |||
| Synedra ulna var. acutissima | B.V. Skvortzov | image | ||
| Synedra ulna var. aequalis | (F.T. Kützing) F. Hustedt | image | ||
| Synedra ulna var. aequalis | (F.T. Kützing) J.-J. Brun | image | ||
| Synedra ulna var. africana | F. Meister | image | ||
| Synedra ulna var. amphirhynchus | (C.G. Ehrenberg) A. Grunow | image | ||
| Synedra ulna var. andina | E.E. Manguin | image | ||
| Synedra ulna var. biceps | (F.T. Kützing) O. Kirchner | image | ||
| Synedra ulna var. bicurvata | (Biene) A. Grunow | image | ||
| Synedra ulna var. calcarea | R. d'Aubert | image | ||
| Synedra ulna var. chaseana | B.W. Thomas | image | ||
| Synedra ulna var. claviceps | F. Hustedt | image | ||
| Synedra ulna var. constricta | G.S. Venkataraman | image | ||
| Synedra ulna var. contracta | E.V. Østrup | image | ||
| Synedra ulna var. crassa | E.V. Østrup | image | ||
| Synedra ulna var. crassa | G.S. Venkataraman, illeg. | image | ||
| Synedra ulna var. curta | Ant. Mayer | image | ||
| Synedra ulna var. curta | M. Peragallo | image | ||
| Synedra ulna var. danica | (Kützing) Van Heurck | image | ||
| Synedra ulna var. dorsiventralis | (O. Müller) B.J. Cholnoky | image | ||
| Synedra ulna var. fonticola | F. Hustedt | image | ||
| Synedra ulna var. fossilis | J. Pantocsek | image | ||
| Synedra ulna var. genuina | A. Grunow | image | ||
| Synedra ulna var. genuina | O. Kirchner | image | ||
| Synedra ulna var. impressa | F. Hustedt | image | ||
| Synedra ulna var. intermedia | K.S. Mereschkowsky | image | ||
| Synedra ulna var. jeniseyensis | B.V. Skvortzov | image | ||
| Synedra ulna var. lanceolata | (F.T. Kützing) H.F. Van Heurck | image | ||
| Synedra ulna var. lanceolata | A. Grunow | image | ||
| Synedra ulna var. longirostris | (A. Grunow) A. Cleve-Euler | image | ||
| Synedra ulna var. longissima | (W. Smith) J.-J. Brun | image | ||
| Synedra ulna var. minima | A.M. Muzafarov | image | ||
| Synedra ulna var. mongolica | B.V. Skvortzov | image | ||
| Synedra ulna var. obtusa | (W. Smith) H.F. Van Heurck | image | ||
| Synedra ulna var. oxyrhynchus | (F.T. Kützing) E. O'Meara | image | ||
| Synedra ulna var. platycephala | E.E. Manguin | image | ||
| Synedra ulna var. ramesii_('ramesi') | (J. Heribaud & Peragallo) Hustedt | image | ||
| Synedra ulna var. recta | (F.T. Kützing) R. Ross | image | ||
| Synedra ulna var. salina | (W. Smith) J. Schaarschmidt | image | ||
| Synedra ulna var. siamensis_('siamense') | M. Hirano | image | ||
| Synedra ulna var. spathulifera | (A. Grunow) H.F. Van Heurck | image | ||
| Synedra ulna var. splendens | (F.T. Kützing) O. Kirchner | image | ||
| Synedra ulna var. subaequalis | (A. Grunow) H.F. Van Heurck | image | ||
| Synedra ulna var. subaequalis | B.V. Skvortzov | image | ||
| Synedra ulna var. subcontracta | E.V. Østrup | image | ||
| Synedra ulna var. tenuirostris | B.V. Skvortzov | image | ||
| Synedra ulna var. tenuirostris | F. Hustedt | image | ||
| Synedra ulna var. tergestina | (F.T. Kützing) G.L. Rabenhorst | image | ||
| Synedra ulna var. tergestina | F.T. Kützing | image | ||
| Synedra ulna var. thalheimii | O. Kirchner | image | ||
| Synedra ulna var. undulata | A. Grunow | image | ||
| Synedra ulna var. vasta | J. Pantocsek | image | ||
| Synedra ulna var. vitrea | (F.T. Kützing) H.F. Van Heurck | image | ||
| Synedra undosa | A. Grunow | image | ||
| Synedra undulans | W. Gregory | image | ||
| Synedra undulata | (Bailey) W. Smith | image | ||
| Synedra undulata | Bailey | image | ||
| Synedra undulata | J. Schumann | image | ||
| Synedra undulata var. curvata | H. Heiden | image | ||
| Synedra ungeriana | (A. Grunow) D.M. Williams | image | ||
| Synedra utermoehlii | Hustedt | image | ||
| Synedra valens | C.G. Ehrenberg | image | ||
| Synedra van-heurckii_('Van | Heurcki') J.-J. Brun | image | ||
| Synedra vaucheriae | (F.T. Kützing) F.T. Kützing | image | ||
| Synedra vaucheriae f. brevis | Ant. Mayer | image | ||
| Synedra vaucheriae f. lanceolata | Ant. Mayer | image | ||
| Synedra vaucheriae f. typica | Ant. Mayer | image | ||
| Synedra vaucheriae var. capitata | B.V. Skvortzov | image | ||
| Synedra vaucheriae var. capitellata | (Grunow) Hustedt | image | ||
| Synedra vaucheriae var. deformis | A. Grunow | image | ||
| Synedra vaucheriae var. distans | A. Grunow | image | ||
| Synedra vaucheriae var. fasciculata | (C.A. Agardh) Brun | image | ||
| Synedra vaucheriae var. genuina | H.F. Van Heurck | image | ||
| Synedra vaucheriae var. inflata | E.E. Manguin | image | ||
| Synedra vaucheriae var. jeniseyensis | B.V. Skvortzov | image | ||
| Synedra vaucheriae var. minutissima | (F.T. Kützing) Brun | image | ||
| Synedra vaucheriae var. parvula | (F.T. Kützing) G.L. Rabenhorst | image | ||
| Synedra vaucheriae var. perminuta | (A. Grunow) H.F. Van Heurck | image | ||
| Synedra vaucheriae var. rhomboidalis | Ant. Mayer | image | ||
| Synedra vaucheriae var. septentrionalis | E.V. Østrup | image | ||
| Synedra vaucheriae var. sigmoidea | B.V. Skvortzov | image | ||
| Synedra vaucheriae var. tenuior | A. Grunow | image | ||
| Synedra vaucheriae var. truncata | (R.K. Greville) G.L. Rabenhorst | image | ||
| Synedra vaucheriae var. undulata | Ant. Mayer | image | ||
| Synedra ventricosa | G.L. Rabenhorst | image | ||
| Synedra vermicularis | (F.T. Kützing) F.T. Kützing | image | ||
| Synedra victoriae | J. Woloszynska | image | ||
| Synedra virginalis | F.T. Kützing | image | ||
| Synedra vitrea f. angustior | A. Grunow | image | ||
| Synedra vitrea f. longirostris | A. Grunow | image | ||
| Synedra vitrea | F.T. Kützing | image | ||
| Synedra vitrea var. distorta | F. Meister | image | ||
| Synedra wigandii | G.L. Rabenhorst | image | ||
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