Silva Center for Phycological Documentation: Index Nominum Algarum


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

NameAuthorSourceCitationYear
AUTEUASTRUMGay image
EUASTRUM(C.G. Ehrenberg) P.F. Reinsch image
EUASTRUMC.G. Ehrenberg image
EUASTRUMC.G. Ehrenberg ex J. Ralfs image
EUASTRUMEhrenberg ex Ralfs Brit. Desmid.: 78 1848
EUASTRUM sect.AUTEUASTRUM F. Gay image
EUASTRUM sect.INCISA Y. Okada image
EUASTRUM sect.SIMPLICIA (Y. Okada) M. Hirano image
EUASTRUM subg.ENTOMUM (K.H.O. Printz) M. Hirano image
EUASTRUM subg.TETRACANTHIUM C.W. Nägeli image
EUASTRUM subg.XANTHIDIUM (C.G. Ehrenberg) F.T. Kützing image
EUASTRUMW.B. Turner image
Euastrum aboense f. simplexK.M. Strøm image
Euastrum aboense f. simplexStrøm Skr. Norske Vidensk.-Akad. Oslo, Mat.-Naturv. Kl. 1926{6}: 197, pl. IV[miscited III]: fig. 4 1926
Euastrum aboenseF.E.V. Elfving image
Euastrum aboense var. nodulosumF. Ducellier image
Euastrum abruptumC.F.O. Nordstedt image
Euastrum abruptum f. dichotypicumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 12, pl. LXXVIII: fig. 15 1977
Euastrum abruptum f. inflatumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 12, pl. LXXVIII: figs. 9, 12 1977
Euastrum abruptum f. minus_('minor')West & G.S. West image
Euastrum abruptum f. spinosumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 11, pl. LXXVIII: fig. 14 1977
Euastrum abruptum f. tuberculatumG.W. Prescott image
Euastrum abruptum var. chapadaeF.M. Costa, G.J.P. Ramos & C.W.N. Moura in Costa et al. Phytotaxa 372: 194, figs. 2-5 2018
Euastrum abruptum var. evolutumC.F.O. Nordstedt image
Euastrum abruptum var. lagoense(Nordstedt) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 606 1937
Euastrum abruptum var. minutissimumP. Allorge & E.E. Manguin image
Euastrum abruptum var. rectangulareG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 10, pl. LXXVIII: fig. 10 1977
Euastrum abruptum var. subglaziovii_('subglaziowii')W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 606 1937
Euastrum abruptum var. verrucosumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 606, pl. 83: figs. 9, 10 1937
Euastrum acanthophorum f. asymmetricumA.M. Scott & G.W. Prescott image
Euastrum acanthophorum f. latiusA.M. Scott ex H. Croasdale in Croasdale & Scott Nova Hedwigia 27: 512, pl. 5: 10 1976
Euastrum acanthophorum f. latiusA.M. Scott ex H.T. Croasdale image
Euastrum acanthophorum f. minusA.M. Scott & G.W. Prescott image
Euastrum acanthophorum var. bigranulatumM. Hirano image
Euastrum acanthophorumW.B. Turner image
Euastrum acanthopleurumW.B. Turner image
Euastrum acmon var. clausumWest & G.S. West image
Euastrum acmon var. turgidumA.M. Scott & G.W. Prescott image
Euastrum acmonWest & G.S. West image
Euastrum aculeatumC.G. Ehrenberg image
Euastrum aculeatumEhrenberg Infusionsthierchen: expl. pl. XII: fig. II 1838
Euastrum acutilobumO.F. Borge image
Euastrum aethiopicumV. Marchesoni image
Euastrum affine f. equilateraleG.W. Prescott & A.M. Scott image
Euastrum affine f. scrobiculataC.F.O. Nordstedt image
Euastrum affineJ. Ralfs image
Euastrum affineJ. Ralfs ex J. Ralfs image
Euastrum affine var. minusG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 14, pl. LXIV: figs. 12, 12a 1977
Euastrum affine var. privumK.H.O. Printz image
Euastrum africanum(Bourrelly) P.F.M. Coesel & A. Van Geest Syst. Geogr. Pls. 78: 33 2008
Euastrum africanum var. sublobatumW. Schmidle image
Euastrum agalmaE.H.P.A. Haeckel image
Euastrum akaienseT. Hinode image
Euastrum alleniiJ.A. Cushman image
Euastrum ambiguumG.B. Delponte image
Euastrum americanumC.G. Ehrenberg image
Euastrum amoenumF. Gay Mon. loc. Conj.: 53, pl. I: fig. 7 1884
Euastrum ampullaceum f. latum_('lata')T.J.C. Irenee-Marie image
Euastrum ampullaceum f. latum_('lata')T.J.C. Irenee-Marie image
Euastrum ampullaceum f. maiorJ. Roubal image
Euastrum ampullaceum f. scrobiculataC.F.O. Nordstedt image
Euastrum ampullaceum f. scrobiculatumG. Beck image
Euastrum ampullaceum f. triquetrumW.W. Kowalski Fragm. Flor. et Geobot. 29: 518, figs. 3-5 1986
Euastrum ampullaceumJ. Ralfs image
Euastrum ampullaceum var. distinctumG.A.S.F. Sampaio image
Euastrum ampullaceum var. incavatumW.B. Turner image
Euastrum ampullaceum var. macrolobiumM. Denis image
Euastrum ampullaceum var. polyperforatumK. Förster Arch. Hydrobiol. Suppl. 60(3) (Algol. Stud. 28): 244, pl. 8: fig. 1 (in K. Förster, Amazoniana 2: 36. 1969) 1981
Euastrum ampullaceum var. trapezicumF. Hustedt image
Euastrum ancepsG.C. Wallich image
Euastrum angkorwatense_('angkor-watensis')Y. Kanetsuna in Yamagishi Plankton algae of Southeast Asia: 163, pl. 71: figs. 11-14 2010
Euastrum anglicanumW. Turner image
Euastrum angolense(W. West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 570 1937
Euastrum angolense var. brasilienseWilli Krieger image
Euastrum angolense var. crassumR.L. Grönblad & A.M. Scott image
Euastrum angolense var. madagascarienseP. Bourrelly image
Euastrum angulatum f. majorA. Grunow image
Euastrum angulatum f. majus_('major')Grunow in Rabenhorst Beitr. Kenntn. u. Verbr. Alg. 2: 15, pl. II fig. 24 1865
Euastrum angulatumJ.A.M. Perty image
Euastrum angulosum(C.G. Ehrenberg) A.K.J. Corda image
Euastrum angulosum(Ehrenberg) Corda Alman. Carlsbad 9: 238 1839
Euastrum angulosumC.G. Ehrenberg image
Euastrum angustatum(Wittrock) F. Gay Mon. loc. Conj.: 54 1884
Euastrum angustatum(Wittrock) Roy Scot. Nat. 4: 70 1877
Euastrum angustatum f. australisM. Raciborski image
Euastrum angustatum f. obtusatumGutwiński Bull. Int. Acad. Sci. Cracovie, Cl. Sc. Math. et Nat. 1902: 601, pl. XXXIX: fig. 53 1902
Euastrum annulatumW.B. Turner image
Euastrum anomalumF. Gay Mon. loc. Conj.: 55, pl. I: fig. 10 1884
Euastrum ansatumC.G. Ehrenberg image
Euastrum ansatumC.G. Ehrenberg ex J. Ralfs image
Euastrum ansatumEhrenberg Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. 1831: 82 1832
Euastrum ansatum f. angustumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 16, pl. LVIII: figs. 12, 14, 14a; pl. LIX: figs. 9, 9a 1977
Euastrum ansatum f. australianumG.W. Prescott & A.M. Scott image
Euastrum ansatum f. biscrobiculatum_('biscrobiculata')W. Schmidle image
Euastrum ansatum f. boergeseniiN.N. Woronichin image
Euastrum ansatum f. breviusG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 16, pl. LIX: fig. 10 1977
Euastrum ansatum f. curtumL.S. Peterfi image
Euastrum ansatum f. dideltiforme(Ducellier) G.H. Tomaszewicz & W.W. Kowalski Fragm. Florist. Geobot. 38: 532 1993
Euastrum ansatum f. elongatumJ. Ruzicka image
Euastrum ansatum f. elongatumRu\*oz\*vička Biológia [Bratislava] 10: 594, fig. 19 1955
Euastrum ansatum f. gracilius_('gracilior')G.E. Huber-Pestalozzi image
Euastrum ansatum f. intermediaW. Schmidle image
Euastrum ansatum f. juniorF. Ducellier image
Euastrum ansatum f. majorT.J.C. Irenee-Marie & D.K. Hilliard image
Euastrum ansatum f. majusA.A. Elenkin image
Euastrum ansatum f. majus_('major')F.C.E. Børgesen image
Euastrum ansatum f. minorF.C.E. Børgesen image
Euastrum ansatum f. minorR.L. Grönblad image
Euastrum ansatum f. mixtaF. Ducellier image
Euastrum ansatum f. pyxidatum(G.B. Delponte) E.K. Kossinskaja image
Euastrum ansatum f. scottiiW.E. Wade image
Euastrum ansatum f. scrobiculataC.F.O. Nordstedt image
Euastrum ansatum f. seniorF. Ducellier image
Euastrum ansatum f. simpliciusH. Croasdale in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 16, pl. LIX: fig. 1 1977
Euastrum ansatum f. subrhomboidaleE.K. Kossinskaja image
Euastrum ansatum var. alpinumL. Viret image
Euastrum ansatum var. attenuatumW. Schmidle image
Euastrum ansatum var. campanulatum(Playfair) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 487 1937
Euastrum ansatum var. communeF. Ducellier image
Euastrum ansatum var. concavumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 487, pl. 58: fig. 12 1937
Euastrum ansatum var. dideltiformeDucellier Bull. Soc. Bot. Genève, ser. 2, 10: 42, figs. 16-19 1918
Euastrum ansatum var. dideltiformeF. Ducellier image
Euastrum ansatum var. javanicum(Gutwiński) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 488 1937
Euastrum ansatum var. laeveA.D.F. Rozeira image
Euastrum ansatum var. laeveA.M. Scott & G.W. Prescott image
Euastrum ansatum var. laticepsO.F. Borge image
Euastrum ansatum var. longumR.L. Grönblad image
Euastrum ansatum var. maximaO.F. Borge image
Euastrum ansatum var. pyxidatumG.B. Delponte image
Euastrum ansatum var. quinquegemmatumR.L. Grönblad image
Euastrum ansatum var. rhomboidaleF. Ducellier image
Euastrum ansatum var. robustumF. Ducellier image
Euastrum ansatum var. scrobiculatumJ. Woloszynska image
Euastrum ansatum var. scrobiculatumJ. Woloszynska Rozpr. Wydz. Mat.-Przyr. Akad. Polsk. Umiej., ser. 3, 20B: 137, fig. 20 1921
Euastrum ansatum var. simplexF. Ducellier image
Euastrum ansatum var. subconcavumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 19, pl. LIX: figs. 5, 16 1977
Euastrum ansatum var. subdideltaT. Hinode image
Euastrum ansatum var. sublobatumG.B. Delponte image
Euastrum ansatum var. submaximumO.F. Borge image
Euastrum ansatum var. suppositaW.B. Turner image
Euastrum ansatum var. suprapositaC.F.O. Nordstedt image
Euastrum ansatum var. suprapositumC.F.O. Nordstedt image
Euastrum ansatum var. triocellatumB. Eichler & R. Gutwinski image
Euastrum ansatum var. triporumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 492 1937
Euastrum ansatum var. turgidumF.C.E. Børgesen image
Euastrum ansatum var. undulatumM. Hirano Contrib. Biol. Lab. Kyoto Univ. 28: 49, pl. 23: fig. 1 1992
Euastrum ansatum var. valleculatumJ. Schaarschmidt Magyar Tud. Akad. Math. Termész. Köz. 18: 263, fig. 1 1883
Euastrum antarcticumC.G. Ehrenberg image
Euastrum antillarumP. Bourrelly image
Euastrum antistrophumA.M. Scott & G.W. Prescott image
Euastrum apiculatumC.G. Ehrenberg image
Euastrum arciferumO.F. Borge image
Euastrum arciferum var. bahienseK. Förster & F. Eckert image
Euastrum arciferum var. caicarenseK. Förster & F. Eckert image
Euastrum arciferum var. goyazenseK. Förster & F. Eckert image
Euastrum arciferum var. longispinumK. Förster & F. Eckert image
Euastrum arciferum var. mediolaeveWilli Krieger image
Euastrum armatum(L.A. Brebisson) F.T. Kützing image
Euastrum armstrongianumW. Archer image
Euastrum asperumO.F. Borge image
Euastrum attenuatum f. foersteriG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 21, pl. 6: fig. 12 in Förster 1972. Nova Hedwigia 23 1977
Euastrum attenuatumF. Wolle image
Euastrum attenuatum var. brasilienseR.L. Grönblad image
Euastrum attenuatum var. groenbladiiP.F.M. Coesel & A. Van Geest Syst. Geogr. Pls. 78: 33, fig. 36 2008
Euastrum attenuatum var. hastingsii(Wolle) G.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 20 1977
Euastrum attenuatum var. japonicumT. Hinode image
Euastrum attenuatum var. lithuanicum f. pulchellumG.W. Prescott & A.M. Scott image
Euastrum attenuatum var. lithuanicumJ. Woloszynska image
Euastrum attenuatum var. porrectum(O.F. Borge) Y. Okada image
Euastrum attenuatum var. pulchellum(G.W. Prescott & A.M. Scott) P. Bourrelly image
Euastrum attenuatum var. saitoiY. Kanetsuna Phycol. Res. 52: 161, figs. 3, 4, 25, 26 2004
Euastrum attenuatum var. splendens(F.E. Fritsch & M.F. Rich) R.L. Grönblad & A.M. Scott image
Euastrum australeC.G. Ehrenberg image
Euastrum australienseM. Hirano image
Euastrum bahienseK. Förster & F. Eckert image
Euastrum bainsiiD.B. Williamson Arch. Hydrobiol. Suppl. 99: 439, pl. 11: fig. 2 1994
Euastrum basichondrumWest & G.S. West image
Euastrum bellumR.L. Nordstedt image
Euastrum bellum var. italicumM. Raciborski image
Euastrum bellum var. madagascarienseW. West & G.S. West Trans. Linn. Soc., London, Botany 5: 49, pl. 6: fig. 7 1895
Euastrum bellum var. madagascarienseWest & G.S. West image
Euastrum berliniR. Boldt image
Euastrum berlinii_('Berlini')R. Boldt Bih. K. Svenska Vet.-Akad. Handl. 13{Afd. III, 5}: 10. pl. I: fig. 12 1888
Euastrum bhamenseWest & G.S. West image
Euastrum bicepsF.E. Fritsch & M.F. Rich image
Euastrum bicornutumF.C.E. Børgesen image
Euastrum bicudoiG.J.P. Ramos & C.W.N. Moura in Ramos et al. Phytotaxa 391: 189, figs. 40-42 2019
Euastrum bicuneatumF. Gay image
Euastrum bicuneatumGay Bull. Soc. Bot. France 31: 336 1884
Euastrum bidentatumC.W. Nägeli image
Euastrum bidentatum f. biscrobiculataF. Ducellier image
Euastrum bidentatum f. brasiliensisBørgesen image
Euastrum bidentatum f. glabroidesS.P. Petkoff image
Euastrum bidentatum f. glabrumA.M. Scott & G.W. Prescott image
Euastrum bidentatum f. glabrumA.M. Scott & Prescott Hydrobiologia 4: 378, pl. III: fig. 1 1952
Euastrum bidentatum f. lataT.J.C. Irenee-Marie image
Euastrum bidentatum f. minorG.W. Prescott image
Euastrum bidentatum f. minorP. Bourrelly image
Euastrum bidentatum f. nordstedtiiR.L. Grönblad image
Euastrum bidentatum f. scrobiculata(J. Lütkemüller) J. Lütkemüller image
Euastrum bidentatum f. serbicaD. Milovanovic image
Euastrum bidentatum f. triquetraR.L. Grönblad image
Euastrum bidentatum var. bioculatumA.M. Scott & G.W. Prescott image
Euastrum bidentatum var. bourrellyiiM.R. Suxena & V. Venkateswarlu image
Euastrum bidentatum var. glabrumR.L. Grönblad image
Euastrum bidentatum var. granulatumM. Noda & B.V. Skvortzov image
Euastrum bidentatum var. indicumD.S. Agarkar image
Euastrum bidentatum var. oculatum(Istvánffi) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 603 1937
Euastrum bidentatum var. peruvianumWilli Krieger & A.M. Scott image
Euastrum bidentatum var. poriferumG.W. Prescott image
Euastrum bidentatum var. pseudopictumR.L. Grönblad image
Euastrum bidentatum var. pseudorostratumE. Messikommer image
Euastrum bidentatum var. quadrioculatumA.M. Scott & G.W. Prescott image
Euastrum bidentatum var. rostratum(J. Ralfs) E.K. Kossinskaja image
Euastrum bidentatum var. rotundatumT.J.C. Irenee-Marie image
Euastrum bidentatum var. scottiiF.M. Costa & C.W.N. Moura in Costa et al. Phytotaxa 451: 38 2020
Euastrum bidentatum var. scrobiculata(J. Lütkemüller) J. Dick image
Euastrum bidentatum var. speciosum(R. Boldt) W. Schmidle image
Euastrum bidentatum var. uralenseN.N. Woronichin image
Euastrum bidentulum "C.W.Nägeli" image
Euastrum bifidumG.W. Focke image
Euastrum bigorianumJ.A.M. Perty image
Euastrum bigorrense(F. Gay) J. Comère image
Euastrum bilobumJ. Lütkemüller image
Euastrum bilobum var. thailandicumM. Hirano Contrib. Biol. Lab. Kyoto Univ. 28: 49, pl. 36: fig. 7 1992
Euastrum bimorsumWest & G.S. West image
Euastrum binale(P.J.F. Turpin) C.G. Ehrenberg image
Euastrum binale f. apertumH.T. Croasdale image
Euastrum binale f. crassumW. Joshua image
Euastrum binale f. groenbladiiE. Messikommer image
Euastrum binale f. groenbladii_('grönbladii')Messikommer Mitt. Bot. Mus. Univ. Zürich 122: 98, pl. I: fig. 17; pl. III: fig. 9 1927
Euastrum binale f. hiansWest image
Euastrum binale f. koreanaB.V. Skvortzov image
Euastrum binale f. lagoense_('lagoensis')C.F.O. Nordstedt image
Euastrum binale f. maximaC.F.O. Nordstedt image
Euastrum binale f. minorWest image
Euastrum binale f. minus_('minor')R. Gutwinski image
Euastrum binale f. minutaP.M. Lundell image
Euastrum binale f. minutaW.B. Turner image
Euastrum binale f. montanaL. Viret image
Euastrum binale f. ornatum(P. Bourrelly) J. Ruzicka image
Euastrum binale f. sectum_('secta')W.B. Turner image
Euastrum binale f. sphagnophilumP. Palik image
Euastrum binale f. sphagnophilumP. Palik image
Euastrum binale f. subsectaW.B. Turner image
Euastrum binale f. tumoriferumE.K. Kossinskaja image
Euastrum binale f. tumoriferumKosinskaya Trudy Bot. Inst. Akad. Nauk SSSR, Spor. Rast. 3: 417, pl. I: fig. 10 1936
Euastrum binale f. ventricosaW.B. Turner image
Euastrum binale f. zehlavicumF. Steinecke image
Euastrum binaleJ. Ralfs image
Euastrum binale subsp. dissimileC.F.O. Nordstedt image
Euastrum binale subsp. dubium(C.W. Nägeli) A.I. Lobik image
Euastrum binale subsp. dubium(Nägeli) A.I. Lobik Izv. Imp. Bot. Sada Petra Velikago 16 (Suppl. 2): 19 1916
Euastrum binale subsp. subelobatumWest image
Euastrum binale var. angolenseW. West & G.S. West J. Bot. (London) 35: 84 1897
Euastrum binale var. angolenseWest & G.S. West image
Euastrum binale var. angustatumV.B. Wittrock image
Euastrum binale var. borgeiA.M. Scott & G.W. Prescott image
Euastrum binale var. brevius(C. Bernard) M. Hirano image
Euastrum binale var. corniculatum(P.F. Reinsch) J.E. Weiss image
Euastrum binale var. cosmarioides(W. West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 550 1937
Euastrum binale var. curtum(W. West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 550 1937
Euastrum binale var. denticulatumO. Kirchner image
Euastrum binale var. elobatumLundell Nova Acta R. Soc. Sci. Upsal., ser. 3, 8{2}: 23, pl. II: fig. 7 1871
Euastrum binale var. elobatumP.M. Lundell image
Euastrum binale var. elongatumJ. Lütkemüller image
Euastrum binale var. gibbosumP.F. Reinsch image
Euastrum binale var. granulatumHansgirg image
Euastrum binale var. hians "W.West" image
Euastrum binale var. hinganicumM. Noda & B.V. Skvortzov image
Euastrum binale var. insulareV.B. Wittrock image
Euastrum binale var. javanicumC. Bernard image
Euastrum binale var. juvaeH.T. Croasdale image
Euastrum binale var. koreana(B.V. Skvortzov) Y. Okada image
Euastrum binale var. lacustreE. Messikommer image
Euastrum binale var. lacustreE. Messikommer image
Euastrum binale var. lacustreMessikommer Mitt. Bot. Mus. Univ. Zürich 122: 98, pl. I: fig. 16 1927
Euastrum binale var. majusF. Wolle image
Euastrum binale var. monguilloniiP. Allorge & E.E. Manguin image
Euastrum binale var. obtusiusculumJ. Schaarschmidt Magyar Tud. Akad. Math. Termész. Köz. 18: 263, fig. 3 1883
Euastrum binale var. ornatumP. Bourrelly image
Euastrum binale var. papilliferumR. Gutwinski image
Euastrum binale var. parallelumM. Hirano image
Euastrum binale var. poriferumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 26, pl. LXX: figs. 14-14b 1977
Euastrum binale var. protuberansY. Kanetsuna Phycol. Res. 50: 102, figs. 3-5, 65, 66 2002
Euastrum binale var. pseudogutwinskiiR.L. Grönblad image
Euastrum binale var. pseudopapilliferumK. Förster image
Euastrum binale var. retusum f. minorS.P. Petkoff image
Euastrum binale var. retusumWest image
Euastrum binale var. rostratumR.L. Grönblad image
Euastrum binale var. rotundataG. Istvanfy de Csík Madefalva image
Euastrum binale var. rotundataG. Istvanfy de Csík Madefalva image
Euastrum binale var. simplex(Wolle) Hansgirg image
Euastrum binale var. simplexHansgirg Prodr. Alg. Böhmen 1: 253 1888
Euastrum binale var. subangolenseW. Schmidle image
Euastrum binale var. subelobatum(West) West & G.S. West image
Euastrum binale var. tetralobum(P.F. Reinsch) J.E. Weiss image
Euastrum binale var. truncatumJ. Ralfs image
Euastrum binale var. turneri_('turnerii')R.L. Grönblad image
Euastrum binale var. typicumO. Kirchner image
Euastrum binale var. unicorneW.B. Turner image
Euastrum binale var. verruculiferumK. Förster image
Euastrum binumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 27, pl. LXII: figs. 14-14b 1977
Euastrum biocellatumA.M. Scott & H.T. Croasdale image
Euastrum bioculatum(Brébisson & Godey) Kützing Phycol. Germ.: 136 1845
Euastrum bioculatum(L.A. Brebisson & P. Godey) F.T. Kützing image
Euastrum bioculatumKützing ex Nägeli Gatt. Einzell. Alg.: 114 1849
Euastrum bipapillatumR.L. Grönblad image
Euastrum bipapillatum var. biscrobiculatumWoloszynska Polska Akad. Umiejetn. Rozpr. Wydz. Mat.-Przyr., Dzial B. Nauki Biol. 74: 125, figs. 49-53, 63-64, 337 1950
Euastrum bipartitum var. pseudotuddalense(Messikommer) G.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 29 1977
Euastrum bipartitumWilli Krieger image
Euastrum biscrobiculatum(Woloszynska) P.F.M. Coesel Syst. Geogr. Pl. 77: 9 2007
Euastrum biverrucosumA.A. Gontcharov & M.M. Watanabe Phycol. Res. 47: 235 1999
Euastrum bohneriW. Schmidle image
Euastrum boldtii f. quadratumH.L. Skuja image
Euastrum boldtii var. groenbladii_('Grönbladii')W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 564, pl. 77: fig. 6 1937
Euastrum boldtii var. isthmochondrumR.L. Grönblad image
Euastrum boldtiiW. Schmidle image
Euastrum bombayenseP.E. Brandham image
Euastrum bombayense var. gokakenseU.D. Bongale & V.S. Kaulapur in V. Rajarao (ed.) Perspectives in phycology: 73-74, figs. 1-14 1990
Euastrum bombayense var. gracileP.E. Brandham image
Euastrum bombayense var. simplexJ.A. Rino Revista Ci. Biol., Fac. Ci. Univ. Lourenc\*,o Marques, A, 5: 218, pl. XXI: figs. 13-15 1972
Euastrum borgeanumA.M. Scott & G.W. Prescott image
Euastrum borgeanum var. cambodienseY. Kanetsuna Phycol. Res. 50: 104, figs. 6-8 2002
Euastrum borgeiW. Schmidle image
Euastrum boryanumCorda Alman. Carlsbad 9: 238 1839
Euastrum botrytis(Bory) Ehrenberg Infusionsthierchen: 163 1838
Euastrum botrytis(J.B.G.G.M. Bory) C.G. Ehrenberg image
Euastrum botrytis(Meneghini ex Ralfs) Nägeli Gatt. Einzell. Alg.: 114, 119 1849
Euastrum brasilienseO.F. Borge image
Euastrum brasiliense var. africanumF.E. Fritsch & F. Rich Trans. Roy. Soc. S. Afr. 11: 330, fig. 9 1924
Euastrum brasiliense var. africanumF.E. Fritsch & M.F. Rich image
Euastrum brasiliense var. capitatumP. Bourrelly image
Euastrum brasiliense var. convergensW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 484, pl. 57: fig. 17 1937
Euastrum brasiliense var. maximumK. Förster & F. Eckert image
Euastrum brasiliense var. simpliciusO.F. Borge image
Euastrum brasiliense var. theroniiM.I. Claassen image
Euastrum braunii(P.F. Reinsch) G.R. Cedergren image
Euastrum braunii(Reinsch) Cedergren Bot. Not. 1938: 102 1938
Euastrum brevicepsC.F.O. Nordstedt image
Euastrum breviceps var. celebenseO.F. Borge image
Euastrum breviceps var. senegalenseC.F.O. Nordstedt image
Euastrum brevisinuosum(C.F.O. Nordstedt) F.A.C. Kouwets image
Euastrum brevisinuosum var. dissimile(C.F.O. Nordstedt) F.A.C. Kouwets image
Euastrum bulgaricumPetkoff Sborn. Bulg. Akad. Nauk. 20: 109 1925
Euastrum bullatumG.I. Playfair image
Euastrum calodermumF. Gay Mon. loc. Conj.: 61 1884
Euastrum cambrenseW. Turner image
Euastrum campanulatumG.I. Playfair image
Euastrum campanulatumPlayfair Proc. Linn. Soc. N.S.W. 32: 176, pl. III: fig. 16 1907
Euastrum candianum f. canadianaT.J.C. Irenee-Marie image
Euastrum candianum f. candianaIrénée-Marie Nat. Canad. 85: 116, fig. 7 1958
Euastrum candianumG.B. Delponte image
Euastrum candianum var. minutumW.B. Turner image
Euastrum candianum var. munitumW.B. Turner image
Euastrum capenseF.E. Fritsch image
Euastrum capense var. knysnanumG.E. Huber-Pestalozzi image
Euastrum capense var. orientaleC.C. Jao image
Euastrum capitatumG.E. Huber-Pestalozzi image
Euastrum capitatumHuber-Pestalozzi Z. Bot. 23: 462, fig. 7:2 1930
Euastrum carduetum var. antillarumY. Thérézien Cryptog.: Algol. 9: 263, fig. 1 1988
Euastrum carduetum var. antillarumY. Therezien image
Euastrum carduetumW.B. Turner image
Euastrum carinatumC.G. Ehrenberg image
Euastrum carteriD.B. Williamson in Carter & Williamson Algological Studies 154: 60, figs. 7.6, 18.3 2018
Euastrum celatumF. Gay Mon. loc. Conj.: 59, pl. I: fig. 17 1884
Euastrum ceylanicum(W. Krieger) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 627 1937
Euastrum ceylanicum var. ikegamiiT. Hinode image
Euastrum ceylanicum var. tengii(L.C. Li) Y. Wei Fl. Alg. Sin. Aq. Dulc. 7: 111 2003
Euastrum ceylanicum var. westii(C.C. Jao) Y. Wei Fl. Alg. Sin. Aq. Dulc. 7: 111 2003
Euastrum chickeringiiG.W. Prescott image
Euastrum ciastonii f. hiansT.J.C. Irenee-Marie image
Euastrum ciastonii f. minorT.J.C. Irenee-Marie image
Euastrum ciastoniiM. Raciborski image
Euastrum ciastonii var. apertisinuatumA.M. Scott & G.W. Prescott image
Euastrum ciastonii var. asymmetricumA.M. Scott & G.W. Prescott image
Euastrum ciastonii var. ornatumK. Förster Amazoniana 2: 30, pl. 8: fig. 16 1969
Euastrum circulareA.H. Hassall image
Euastrum circulareA.H. Hassall ex J. Ralfs image
Euastrum circulare var. falesiensisL.A. Brebisson image
Euastrum circulare var. hassalliiL.A. Brebisson image
Euastrum circulare var. ralfsiiL.A. Brebisson image
Euastrum circulare var. sinuosum(Archer) Hansgirg image
Euastrum circulare var. sinuosumHansgirg Prodr. Alg. Böhmen 1: 206 1888
Euastrum clavatumW.B. Turner image
Euastrum clepsydraG.C. Wallich image
Euastrum columbianumG.S. West Bull. Soc. Neucha\*^teloise Sci. Nat. 5, part 2: 1033, pl. XXII: fig. 34 1914
Euastrum commissurale(L.A. Brebisson) G.C. Wallich image
Euastrum commissurale var. capitatumW.B. Turner image
Euastrum commissurale var. crassum(C.F.O. Nordstedt) W.B. Turner image
Euastrum commissurale var. wallichiiW.B. Turner image
Euastrum compactumF. Wolle image
Euastrum compactum var. majorN.G. Lagerheim image
Euastrum compactumWolle Bull. Torr. Bot. Club 11: 15, no fig. 1884
Euastrum compereanumP.F.M. Coesel & A. Van Geest Syst. Geogr. Pls. 78: 33 2008
Euastrum concavumK. Förster & F. Eckert image
Euastrum concinnumG.L. Rabenhorst image
Euastrum confusumK. Förster Amazoniana 2: 30, pl. 7: figs. 6-9 1969
Euastrum conicum(Playfair) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 493 1937
Euastrum conicum var. imperforatumG.W. Prescott & A.M. Scott image
Euastrum convergens(C.G. Ehrenberg) F.T. Kützing image
Euastrum convergens(Ehrenberg) Kützing Phycol. Germ.: 136 1845
Euastrum convergensKützing ex Nägeli Gatt. Einzell. Alg.: 113, 114, pl. VII.C: fig. 1 1849
Euastrum coralloides f. reductumA.M. Scott & G.W. Prescott image
Euastrum coralloidesJoshua J. Linn. Soc., London. Botany 21: 639, pl. 23: fig. 10 1886
Euastrum coralloides var. subintegrumW. West & G.S. West Ann. R. Bot. Gard. Calcutta 6: 198, pl. XIV: fig. 8 1908
Euastrum coralloides var. subintegrumWest & G.S. West image
Euastrum coralloides var. trigibberumN.G. Lagerheim image
Euastrum cordatumG.L. Rabenhorst image
Euastrum cornubiense f. granulatumG.W. Prescott & A.M. Scott image
Euastrum cornubiense f. hypochondrumA.M. Scott & R.L. Grönblad image
Euastrum cornubiense f. majorK. Vedajanani & Y.S.R.K. Sarma image
Euastrum cornubiense f. subgranulatumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 33, pl. LXXIV: fig. 16 1977
Euastrum cornubiense var. brasilienseK. Förster Amazoniana 2: 31, pl. 7: figs. 16, 17 1969
Euastrum cornubiense var. evolutumWilli Krieger image
Euastrum cornubiense var. medianum(Nordstedt) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 574 1937
Euastrum cornubiense var. ornatumM. Halász image
Euastrum cornubienseWest & G.S. West image
Euastrum cornutumF.T. Kützing image
Euastrum cornutumF.T. Kützing ex J. Ralfs image
Euastrum coronatumW.B. Turner image
Euastrum corpulentumR.L. Grönblad & A.M. Scott image
Euastrum cosmarioidesL. Viret image
Euastrum cosmarioides var. curtumW. West & G.S. West J. Bot. (London) 35: 84 1897
Euastrum cosmarioides var. curtumWest & G.S. West image
Euastrum cosmarioidesW. West & G.S. West Trans. Linn. Soc., London, Botany 5: 54, pl. 6: fig. 23 1895
Euastrum cosmarioidesWest & G.S. West image
Euastrum crameriM. Raciborski image
Euastrum crameri var. tropicumKrieger Rabenhorst's Krypt.-Fl. ed. 2, 13(1,4): 620, pl. 90: figs. 4-6 1937
Euastrum crassangulatumF.C.E. Børgesen image
Euastrum crassangulatum var. biondulatumE.N. Lacoste in Lacoste et al. Darwiniana 27: 123, fig. 17 1986
Euastrum crassangulatum var. carniolicumJ. Lütkemüller image
Euastrum crassangulatum var. carniolicumLütkemüller Verh. K. Zool.-Bot. Ges. Wien 50: 73, pl. I: figs. 20-22 1900
Euastrum crassangulatum var. conicumJ. Roubal image
Euastrum crassangulatum var. glabrumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 547, pl. 74: figs. 21, 22 1937
Euastrum crassangulatum var. ornatumWest image
Euastrum crassangulatum var. recte-granulatum_('recte granulatum')J. Roubal image
Euastrum crassicolle f. bicrenatumDe Toni Syll. Alg. 1: 1073 1889
Euastrum crassicolleP.M. Lundell image
Euastrum crassicolle var. dentiferaC.F.O. Nordstedt image
Euastrum crassicolle var. incisumM. Hirano image
Euastrum crassicolle var. incisumM. Hirano image
Euastrum crassicolle var. kaiseriJ. Dick image
Euastrum crassicolle var. minorM. Raciborski image
Euastrum crassicolle var. nivaleV.B. Wittrock image
Euastrum crassicolle var. reticepsE. Messikommer image
Euastrum crassicolle var. scrobiculatumR.L. Grönblad image
Euastrum crasso-humerosumA.W. Bennett image
Euastrum crassum(L.A. Brebisson) F.T. Kützing image
Euastrum crassum f. allorgeiL.J. Laporte image
Euastrum crassum f. isthmi-kareliciE.K. Kossinskaja image
Euastrum crassum f. scrobiculatum(P.M. Lundell) E.K. Kossinskaja image
Euastrum crassum f. undulatumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 37, pl. LXII: fig. 16 1977
Euastrum crassumJ. Ralfs image
Euastrum crassum var. appendiculatumL.A. Brebisson image
Euastrum crassum var. bigemmiferumR.L. Grönblad image
Euastrum crassum var. concavumG.R. Cedergren image
Euastrum crassum var. cornubienseA.W. Bennett image
Euastrum crassum var. glabrumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 35, pl. LXI: fig. 12 1977
Euastrum crassum var. latumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 36, pl. LXI: fig. 13 1977
Euastrum crassum var. majusG.L. Rabenhorst image
Euastrum crassum var. michiganenseG.W. Prescott image
Euastrum crassum var. microcephalumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 512, pl. 65: fig. 6 1937
Euastrum crassum var. ornatum(Wood) Hansgirg image
Euastrum crassum var. pulchrumJ.A. Cushman image
Euastrum crassum var. scrobiculatumP.M. Lundell image
Euastrum crassum var. suboblongumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 37, pl. LXI: fig. 11 1977
Euastrum crassum var. taturniiWest & G.S. West image
Euastrum crassum var. tumidumY. Okada image
Euastrum crassum var. vigrense(Ryppowa) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 513 1937
Euastrum crenatum(J. Ralfs) G.W. Focke image
Euastrum crenatum(Ralfs) Focke Physiol. Stud. 1: 41 1847
Euastrum crenatumC.G. Ehrenberg image
Euastrum crenatumF.T. Kützing image
Euastrum crenatumF.T. Kützing ex J. Ralfs image
Euastrum crenatumKützing Phycol. Germ.: 135 1845
Euastrum crenulatumA.W. Bennett image
Euastrum crenulatumC.G. Ehrenberg image
Euastrum crenulatumC.G. Ehrenberg image
Euastrum crenulatumC.G. Ehrenberg ex J. Ralfs image
Euastrum crispulum(C.F.O. Nordstedt) West & G.S. West image
Euastrum crispulum var. simplexWilli Krieger image
Euastrum croasdaleae f. pumicosumB. Tracanna Opera Lilloana 35: 110, 125, pl. 46: figs. 14, 15 1985
Euastrum croasdaleaeP.F.M. Coesel & M. Dingley Syst. Geogr. Pl. 75: 42 2005
Euastrum croasdaleaeR.L. Grönblad image
Euastrum croasdaleae var. incrassatumK. Förster & F. Eckert image
Euastrum cruciatumG.C. Wallich image
Euastrum cruciformeG.C. Wallich ex W.B. Turner image
Euastrum cruciforme var. schizostaurum(W.B. Turner) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 630 1937
Euastrum crux-melitensisC.G. Ehrenberg image
Euastrum crux-melitensis var. incisum(L.A. Brebisson) G.L. Rabenhorst image
Euastrum crux-melitensis_('crux melitensis')Ehrenberg Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. 1831: 82 1832
Euastrum cuneatumE. Jenner image
Euastrum cuneatum f. maiorB.J. Cholnoky image
Euastrum cuneatum f. punctatumA.M. Scott & G.W. Prescott image
Euastrum cuneatum var. basiventricosumG.I. Playfair image
Euastrum cuneatum var. conicumG.I. Playfair image
Euastrum cuneatum var. conicumPlayfair Proc. Linn. Soc. N.S.W. 32: 175, pl. III: fig. 12 1907
Euastrum cuneatum var. elongatumV.S. Allorge & P. Allorge image
Euastrum cuneatum var. granulatumJ.A. Cushman image
Euastrum cuneatum var. groenbladii_('Grönlandii')W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 481, pl. 56: fig. 6 1937
Euastrum cuneatum var. minus_('minor')M.I. Claassen image
Euastrum cuneatum var. robustumO.F. Borge image
Euastrum cuneatum var. solumC.F.O. Nordstedt image
Euastrum cuneatum var. solumC.F.O. Nordstedt image
Euastrum cuneatum var. subansatumR. Boldt image
Euastrum cuspidatum f. goyazense(K. Förster) Y. Therezien image
Euastrum cuspidatumF. Wolle image
Euastrum cuspidatum var. goyazense(K. Förster & Eckert) K. Förster Amazoniana 2: 31 1969
Euastrum cuspidatum var. goyazense(K. Förster & Eckert) K. Förster Arch. Hydrobiol. Suppl. 60(3) (Algol. Stud. 28): 244 1981
Euastrum cuspidatum var. subtile(O.F. Borge) A.M. Scott image
Euastrum cyclopicum f. verrucosumK. Förster & F. Eckert image
Euastrum cyclopicumK. Förster & F. Eckert image
Euastrum cymatiumW.B. Turner image
Euastrum decemdentatumC.W. Nägeli image
Euastrum decemgibbosumWilli Krieger image
Euastrum declive(Reinsch) Roy Desmidieae Leicester: 328 1886
Euastrum declive var. ornatumW.B. Turner image
Euastrum decorumF. Gay Mon. loc. Conj.: 63, pl. II: fig. 3 1884
Euastrum deflandreiR.L. Grönblad image
Euastrum deflandrei var. granulosumR.L. Grönblad image
Euastrum degiiD.B. Williamson Arch. Hydrobiol. Suppl. 99: 440, pl. 11: fig. 4 1994
Euastrum delicatulumJ.A.M. Perty image
Euastrum delponteiN.G. Lagerheim image
Euastrum deminutumG.I. Playfair image
Euastrum denticulatumF. Gay image
Euastrum denticulatum f. glabrumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 40, LXXV: fig. 7f 1977
Euastrum denticulatum f. granulatum(West) E.K. Kossinskaja image
Euastrum denticulatum f. incisumA.M. Scott & G.W. Prescott image
Euastrum denticulatum f. majorS.P. Petkoff image
Euastrum denticulatum f. simplexG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 42, pl. LXXV: fig. 9 1977
Euastrum denticulatum f. triquetraR.L. Grönblad image
Euastrum denticulatumM. Noda & B.V. Skvortzov image
Euastrum denticulatum var. angusticepsR.L. Grönblad image
Euastrum denticulatum var. bidentulum(Irénée-Marie) G.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 41 1977
Euastrum denticulatum var. dangeardiiL.J. Laporte image
Euastrum denticulatum var. dilatumG.W. Prescott image
Euastrum denticulatum var. elongatumC.F.O. Nordstedt image
Euastrum denticulatum var. elongatumC.F.O. Nordstedt image
Euastrum denticulatum var. elongatum f. majorS.P. Petkoff image
Euastrum denticulatum var. elongatumNordstedt Bot. Not. 1887: 164, no fig. 1887
Euastrum denticulatum var. granulatumWest image
Euastrum denticulatum var. minusK. Förster & F. Eckert image
Euastrum denticulatum var. nordstedtianumT.J.C. Irenee-Marie image
Euastrum denticulatum var. quadrifariumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 585, pl. 80: figs. 20, 21 1937
Euastrum denticulatum var. quadrigranulatum_('4-granulatem')M. Noda & B.V. Skvortzov image
Euastrum denticulatum var. rectangulareWest & G.S. West image
Euastrum denticulatum var. rossicumO.F. Borge image
Euastrum denticulatum var. rotundatumJ. Lütkemüller image
Euastrum denticulatum var. rotundatumLütkemüller Ann. K. Naturh. Hofmus. [Wien] 15: 121, pl. VI: fig. 21 1900
Euastrum denticulatum var. stictumF.C.E. Børgesen image
Euastrum denticulatum var. trigibberum(West & G.S. West) W. Schmidle image
Euastrum dentiferumW.B. Turner image
Euastrum depressumC.W. Nägeli image
Euastrum derelintumM. Noda & B.V. Skvortzov image
Euastrum desolatumM. Noda & B.V. Skvortzov image
Euastrum didelta(P.J.F. Turpin) J. Ralfs image
Euastrum didelta f. angustiorR.L. Grönblad image
Euastrum didelta f. ansatiformeW. Schmidle image
Euastrum didelta f. denticulataF. Ducellier image
Euastrum didelta f. lapponicumK. Förster Mitt. Naturw. Arbeitskr. Kempten 7: 53, pl. 1: fig. 5 1963
Euastrum didelta f. lapponicumK. Förster image
Euastrum didelta f. latius_('latior')Grönblad image
Euastrum didelta f. longicolleT.J.C. Irenee-Marie image
Euastrum didelta f. minusA.M. Scott & G.W. Prescott image
Euastrum didelta f. robustumA.K.M.N. Islam image
Euastrum didelta f. scrobiculatum_('scrobiculata')Nordstedt image
Euastrum dideltaJ. Ralfs image
Euastrum didelta var. affine(J. Ralfs) F. Ducellier image
Euastrum didelta var. alaskenseT.J.C. Irenee-Marie & D.K. Hilliard image
Euastrum didelta var. ampullaceumF. Ducellier image
Euastrum didelta var. ansatiforme(W. Schmidle) F. Ducellier image
Euastrum didelta var. bengalicum f. simplexW.B. Turner image
Euastrum didelta var. bengalicumN.G. Lagerheim image
Euastrum didelta var. blea-tarnienseF. Ducellier image
Euastrum didelta var. crassum(G.W. Prescott & A.M. Scott) K. Förster image
Euastrum didelta var. cuneatiformeF. Ducellier image
Euastrum didelta var. depauperatumF. Ducellier image
Euastrum didelta var. everettensiformeF. Ducellier image
Euastrum didelta var. humerosum(J. Ralfs) F. Ducellier image
Euastrum didelta var. inermiformeF. Ducellier image
Euastrum didelta var. intermediumDucellier ex Irénée-Marie Nat. Canad. 85: 122, fig. 12 1958
Euastrum didelta var. japonicumM. Hirano image
Euastrum didelta var. lapponicum(K. Förster) K. Förster Arch. Hydrobiol. Suppl. 60(3) (Algol. Stud. 28): 244 1981
Euastrum didelta var. madagascarienseP. Bourrelly image
Euastrum didelta var. nasutum(A.M. Scott & R.L. Grönblad) K. Förster image
Euastrum didelta var. quadriceps(Nordstedt) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 520 1937
Euastrum didelta var. scrobiculata(C.F.O. Nordstedt) T.J.C. Irenee-Marie image
Euastrum didelta var. sinicumC.C. Jao image
Euastrum didelta var. sinuatum(Gay) Hansgirg image
Euastrum didelta var. sinuatumF. Gay Mon. loc. Conj.: 56, pl. I: fig. 11 1884
Euastrum didelta var. tatricumRaciborski image
Euastrum didelta var. truncatumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 520, pl. 68: fig. 1 1937
Euastrum dideltoides(M. Raciborski) West & G.S. West image
Euastrum dideltoides f. borgiiR. Gutwinski image
Euastrum dideltoides f. javanicumGutwiński Bull. Int. Acad. Sci. Cracovie, Cl. Sc. Math. et Nat. 1902: 602, pl. XXXIX: fig. 55 1902
Euastrum dideltoides f. javanicum_('javanica')R. Gutwinski image
Euastrum dideltoides var. javanicum(R. Gutwinski) H.L. Skuja image
Euastrum dideltoides var. javanicum f. monostictaH.L. Skuja image
Euastrum didymacanthumC.W. Nägeli image
Euastrum diodonJ.A.M. Perty image
Euastrum diplostauronH.L. Skuja image
Euastrum diplostauron var. yirrkallenseA.M. Scott & G.W. Prescott image
Euastrum dissimile(C.F.O. Nordstedt) W. Schmidle image
Euastrum dissimile var. lapponicumR.L. Grönblad image
Euastrum distortumA.M. Scott & G.W. Prescott image
Euastrum divaricatum f. inerme_('inermis')Eichler & Gutwiński Rozpr. Wydz. Mat.-Przyr. Akad. Umiej. [Kraków], ser. 2, 8: 173, pl. V: fig. 40 1894
Euastrum divaricatum f. inermisB. Eichler & R. Gutwinski image
Euastrum divaricatum f. miedzyrzecensisB. Eichler & R. Gutwinski image
Euastrum divaricatumP.M. Lundell image
Euastrum divaricatum subsp. tieteenseA. Löfgren & C.F.O. Nordstedt image
Euastrum divaricatum var. elevatumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 46 1977
Euastrum divaricatum var. inermeIrénée-Marie Nat. Canad. 85: 123, fig. 14 1958
Euastrum divaricatum var. inermeIrenee-Marie image
Euastrum divaricatum var. inevolutumW.B. Turner image
Euastrum divaricatum var. montanumM. Raciborski image
Euastrum divaricatum var. spinosumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 46 1977
Euastrum divaricatum var. subdivaricatum(W. West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 599 1937
Euastrum divaricatum var. transvaalenseM.I. Claassen image
Euastrum divaricatum var. ugandanumR.L. Grönblad image
Euastrum divergens f. coronulumA.M. Scott & G.W. Prescott image
Euastrum divergensL.A. Brebisson image
Euastrum divergensL.A. Brebisson image
Euastrum divergens var. australianumO.F. Borge image
Euastrum divergens var. bifidumW. Schmidle image
Euastrum divergens var. bourrellyanumP. Compère image
Euastrum divergens var. brasilienseR.L. Grönblad image
Euastrum divergens var. entrerrianaG. Tell & C.G. Velez image
Euastrum divergens var. galpiniiM.I. Claassen image
Euastrum divergens var. ornatum f. dentatumA. Coute & G. Tell image
Euastrum divergens var. rhodesienseM.F. Rich image
Euastrum divergens var. subbifidumM.I. Claassen image
Euastrum divergensW. Joshua image
Euastrum diversumM. Noda & B.V. Skvortzov image
Euastrum doliforme var. bulgaricumJ. Roubal image
Euastrum doliforme var. dichondrumK. Förster & F. Eckert image
Euastrum doliforme var. groenbladiiH.T. Croasdale image
Euastrum doliforme var. montanumWilli Krieger image
Euastrum doliforme var. tayloriiW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 563, pl. 73: figs. 24, 25 1937
Euastrum doliformeWest & G.S. West image
Euastrum donneliF. Wolle image
Euastrum dubioidesM.C. Van Westen & P.F.M. Coesel Phytotaxa 443: 107, figs. 5, 9, 10, 31 2020
Euastrum dubitabile_('dubitabilis')M.I. Claassen image
Euastrum dubiumC.W. Nägeli image
Euastrum dubium f. africanumN. Woodhead & R.D. Tweed image
Euastrum dubium f. koreanaB.V. Skvortzov image
Euastrum dubium f. mauritianaT.J.C. Irenee-Marie image
Euastrum dubium f. mauritianum_('mauritiana')Irénée-Marie Nat. Canad. 85: 124, fig. 15 1958
Euastrum dubium f. scrobiculatum_('scrobiculata')J. Lütkemüller image
Euastrum dubiumNägeli Gatt. Einzell. Alg.: 122, pl. VII:D: fig. 2 1849
Euastrum dubium var. anglicanum(W.B. Turner) West & G.S. West image
Euastrum dubium var. cambrense(W.B. Turner) West & G.S. West image
Euastrum dubium var. canadensisT.J.C. Irenee-Marie image
Euastrum dubium var. gallaeciumV.S. Allorge & P. Allorge image
Euastrum dubium var. glabrumG.W. Prescott & A.M. Scott image
Euastrum dubium var. kwangsienseC.C. Jao image
Euastrum dubium var. latumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 572, pl. 79: figs. 7-9 1937
Euastrum dubium var. liviaeJ. Sampaio image
Euastrum dubium var. maiusH.T. Croasdale image
Euastrum dubium var. ornatumJ. Woloszynska image
Euastrum dubium var. poriferumG.W. Prescott & A.M. Scott image
Euastrum dubium var. protuberansY. Kanetsuna Phycol. Res. 50: 104, figs. 9-12 2002
Euastrum dubium var. pseudocambrenseR.L. Grönblad image
Euastrum dubium var. snowdoniense(W.B. Turner) West & G.S. West image
Euastrum dubium var. spiniferumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 49, pl. LXXIV: fig. 10 1977
Euastrum dubium var. transvaalenseB.J. Cholnoky image
Euastrum dubium var. triquetrumH.L. Skuja image
Euastrum dubium var. tritum f. latiusR.L. Grönblad image
Euastrum dubium var. tritumWest & G.S. West image
Euastrum dubium var. tropicum(W. West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 573 1937
Euastrum dubium var. tumidumE. Messikommer image
Euastrum duplicato-verrucosumK. Förster & F. Eckert image
Euastrum duseniiO.F. Borge image
Euastrum eckertiiK. Förster image
Euastrum egregiumWest & G.S. West image
Euastrum ehrenbergiiA.K.J. Corda image
Euastrum ehrenbergiiCorda Alman. Carlsbad 9: 238, pl. II: fig. 8 1839
Euastrum elegans(L.A. Brebisson) F.T. Kützing image
Euastrum elegans f. annulatum(W.B. Turner) E.A.J. De Wildeman image
Euastrum elegans f. declivisP.F. Reinsch image
Euastrum elegans f. declivisReinsch Abh. Senckenberg. Naturf. Ges. 6: 124, pl. XX:D:III [in legend as Euastrum elegans Bréb.] 1866
Euastrum elegans f. emarginatumM. Halász image
Euastrum elegans f. exannulatumE.A.J. De Wildeman image
Euastrum elegans f. minorP.F. Reinsch image
Euastrum elegans f. miriformeH.T. Croasdale image
Euastrum elegans f. ornatumE.A.J. De Wildeman image
Euastrum elegans f. planum(W.B. Turner) E.A.J. De Wildeman image
Euastrum elegans f. prescottiiK. Förster image
Euastrum elegans f. prescottiiKurt Förster Nova Hedwigia 23: 536, pl. 8: 3 1973
Euastrum elegans f. quebecense(Irénée-Marie) G.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 52 1977
Euastrum elegans f. scrobiculatumJ. Lütkemüller image
Euastrum elegans f. scrobiculatumJ. Lütkemüller image
Euastrum elegansJ. Ralfs image
Euastrum elegansJ.A.M. Perty image
Euastrum elegans subsp. novae-semliaeJ.N.F. Wille image
Euastrum elegans var. armatumF.T. Kützing image
Euastrum elegans var. assymmetricumK. Förster image
Euastrum elegans var. bidentata(C.W. Nägeli) J.P. Jacobsen image
Euastrum elegans var. brasilienseR.L. Grönblad image
Euastrum elegans var. breviusC. Bernard image
Euastrum elegans var. cebennenseF. Gay Mon. loc. Conj.: 53, pl. I: fig. 6 1884
Euastrum elegans var. compactum(Wolle) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 593 1937
Euastrum elegans var. danicaJ.P. Jacobsen image
Euastrum elegans var. divaricata(P.M. Lundell) J.P. Jacobsen image
Euastrum elegans var. fissumBorge Ark. Bot. 1: 111, pl. 4: fig. 27 1903
Euastrum elegans var. fissumO.F. Borge image
Euastrum elegans var. genuinumHansgirg image
Euastrum elegans var. granulosumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 51, pl. LXXVI: fig. 7 1977
Euastrum elegans var. hinganicumM. Noda & B.V. Skvortzov image
Euastrum elegans var. inermeJ. Ralfs image
Euastrum elegans var. latumB.V. Skvortzov & M. Noda image
Euastrum elegans var. lobulata(L.A. Brebisson) J.P. Jacobsen image
Euastrum elegans var. loktakenseP.J. Brühl & K.P. Biswas image
Euastrum elegans var. lundelliG. Istvanfy de Csík Madefalva image
Euastrum elegans var. lundelliiG. Istvanfy de Csík Madefalva image
Euastrum elegans var. madagascarienseWest & G.S. West image
Euastrum elegans var. medianumC.F.O. Nordstedt image
Euastrum elegans var. medianumC.F.O. Nordstedt image
Euastrum elegans var. medianum f. punctatumE.A.J. De Wildeman image
Euastrum elegans var. medianumNordstedt Bot. Not. 1887: 156, no fig. 1887
Euastrum elegans var. monodentatumE.A.J. De Wildeman image
Euastrum elegans var. nudumW.B. Turner image
Euastrum elegans var. obtusumR.L. Grönblad image
Euastrum elegans var. oculataG. Istvanffy image
Euastrum elegans var. oculataG. Istvanfy de Csík Madefalva image
Euastrum elegans var. oculatumIstvánffi Notarisia 2: 236 1887
Euastrum elegans var. ornatumWest image
Euastrum elegans var. ornithocephalum(A.W. Bennett) West & G.S. West image
Euastrum elegans var. planumW.B. Turner image
Euastrum elegans var. poljanaeI. Pevalek image
Euastrum elegans var. prescottii(Kurt Förster) F.M. Costa & C.W.N. Moura in Costa et al. Phytotaxa 451: 39 2020
Euastrum elegans var. prorum(W.B. Turner) A.J. De Wildeman image
Euastrum elegans var. pseudelegans(W.B. Turner) West & G.S. West image
Euastrum elegans var. quebecenseIrénée-Marie Rev. Alg. n.s. 2: 115, fig. 7 1956
Euastrum elegans var. quebecenseT.J.C. Irenee-Marie image
Euastrum elegans var. rostratum(J. Ralfs) G.L. Rabenhorst image
Euastrum elegans var. sinuosumF.T. Kützing image
Euastrum elegans var. speciosumR. Boldt image
Euastrum elegans var. spiniferumR.L. Grönblad & A.M. Scott image
Euastrum elegans var. spinosum(J. Ralfs) J. Ralfs image
Euastrum elegans var. spinosumJ. Ralfs image
Euastrum elegans var. subspeciosumB. Eichler & R. Gutwinski image
Euastrum elegans var. symmetricumF.E. Fritsch & M.F. Rich image
Euastrum elegans var. tapakoomae(Wolle) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 595, pl. 81: figs. 20-22 1937
Euastrum elegans var. transvaalenseM.I. Claassen image
Euastrum elegans var. tumidumE. Messikommer image
Euastrum elegans var. typicumO. Kirchner image
Euastrum elegantulumJ.A.M. Perty image
Euastrum elfarafraenseA.A. Saber, F.A.C. Kouwets, E.Y. Haworth & M. Cantonati Cryptogamie: Algologie 39: 218, figs. 3-10 2018
Euastrum ellipticumF. Gay Mon. loc. Conj.: 63, pl. II: fig. 5 1884
Euastrum elobatum(Lundell) Roy Ann. Scot. Nat. Hist. 2: 176 1893
Euastrum elobatum var. oculatumA.M.Scott & G.W. Prescott image
Euastrum elobatum var. peruvianumWilli Krieger & A.M. Scott image
Euastrum elobatum var. subelobatum(West) E.K. Kossinskaja image
Euastrum elongatum(Nordstedt) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 579 1937
Euastrum elongatum var. undulatumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 580 1937
Euastrum emarginatumC.G.T. Preuss image
Euastrum emarginulumJ.A.M. Perty image
Euastrum engleri var. madagascarienseBourrelly in Bourrelly & Manguin Mém. Inst. Sci. Madagascar, Sér. B, Biol. Vég. 2: 184, pl. 2: fig. 26 1950
Euastrum engleri var. madagascarienseP. Bourrelly image
Euastrum engleri var. victoriaeJ. Woloszynska image
Euastrum engleri var. woloszynskaeW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 568, pl. 77: fig. 23 1937
Euastrum engleriW. Schmidle image
Euastrum erosum f. attenuataW.B. Turner image
Euastrum erosum f. intermediaR. Gutwinski image
Euastrum erosum f. minorE.C. Teodoresco image
Euastrum erosum f. minorJ. Roubal image
Euastrum erosum f. minorWest & G.S. West image
Euastrum erosum f. ornataR. Gutwinski image
Euastrum erosum f. ornataR. Gutwinski image
Euastrum erosum f. simplicius_('simplicior')R. Gutwinski image
Euastrum erosum f. simplicius_('simplicior')R. Gutwinski image
Euastrum erosum f. undataW.B. Turner image
Euastrum erosumP.M. Lundell image
Euastrum erosum var. evolutaG.R. Cedergren image
Euastrum erosum var. granulosumCedercreutz Mem. Soc. Fauna Flora Fenn. 7: 242, figs. 5, 6 1931
Euastrum erosum var. notabileWest image
Euastrum eulobatumE. Messikommer image
Euastrum eutelesH.L. Skuja image
Euastrum everettenseF. Wolle image
Euastrum evolutum(C.F.O. Nordstedt) West & G.S. West image
Euastrum evolutum f. africanumBourrelly Bull. Inst. Franc\*,. Afr. Noire, ser. A, 19: 1061, pl. 3: figs. 27, 28 1957
Euastrum evolutum f. bukobanicaW. Schmidle image
Euastrum evolutum f. minor(F. Wolle) West & G.S. West image
Euastrum evolutum f. poriferumA.M. Scott & G.W. Prescott image
Euastrum evolutum f. simplisissimumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 58, pl. LXXX: fig. 3 1977
Euastrum evolutum f. turgidumA.M. Scott & G.W. Prescott image
Euastrum evolutum var. columbianum(G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 614 1937
Euastrum evolutum var. glaziovii(F.C.E. Børgesen) West & G.S. West image
Euastrum evolutum var. glaziowii f. africanumP. Bourrelly image
Euastrum evolutum var. goyazenseK. Förster & F. Eckert image
Euastrum evolutum var. guianense(M. Raciborski) West & G.S. West image
Euastrum evolutum var. incudiforme(F.C.E. Børgesen) West & G.S. West image
Euastrum evolutum var. integriusWest & G.S. West image
Euastrum evolutum var. lapeanumC. Bicudo & M.R. Ventrice image
Euastrum evolutum var. monticulosum(W.R. Taylor) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 616 1937
Euastrum evolutum var. nycticoraxA. Coute & G. Tell image
Euastrum evolutum var. perornatumA.M. Scott & H.T. Croasdale image
Euastrum evolutum var. poriferum(A.M. Scott & G.W. Prescott) K. Förster image
Euastrum evolutum var. pseudoglazioviiA.M. Scott & G.W. Prescott image
Euastrum evolutum var. reductumA.M. Scott & G.W. Prescott image
Euastrum evolutum var. simpliciusT. Hinode image
Euastrum evolutum var. trilobum(W.R. Taylor) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 616 1937
Euastrum evolutum var. valioiC. Bicudo image
Euastrum excavatumM. Hirano image
Euastrum exile var. latumM. Hirano Contrib. Biol. Lab. Kyoto Univ. 28: 52, pl. 51: fig. 14 1992
Euastrum exile var. triporumA.M. Scott & G.W. Prescott image
Euastrum exileW. Joshua image
Euastrum exileW.B. Turner image
Euastrum expansumW.M. Maskell image
Euastrum exsectumMax Schmidt Grundlagen einer Algenflora der Lüneburger Heide: 20, pl. I: fig. 11 1903
Euastrum fasciculatum(C.G. Ehrenberg) F.T. Kützing image
Euastrum favosumC.G. Ehrenberg image
Euastrum femmeasenseK. Förster & F. Eckert image
Euastrum fissum f. borgeiW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 597, pl. 82: fig. 19 1937
Euastrum fissum f. mauritanicumP. Gayral image
Euastrum fissum f. minusG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 59, pl. LXXVI: fig. 23 1977
Euastrum fissum var. americanumJ.A. Cushman image
Euastrum fissum var. angustumA.M. Scott & G.W. Prescott image
Euastrum fissum var. brasilienseW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 596 1937
Euastrum fissum var. decoratumA.M. Scott & G.W. Prescott image
Euastrum fissum var. hiansA.M. Scott & R.L. Grönblad image
Euastrum fissum var. kwangsienseC.C. Jao image
Euastrum fissum var. nordestinumF.M. Costa, I.B. Oliveira & C.W.N. Moura in Costa et al. Phytotaxa 372: 197, figs. 6-9 2018
Euastrum fissum var. pseudoelegansA.M. Scott & G.W. Prescott image
Euastrum fissum var. subbicepsR.L. Grönblad & A.M. Scott image
Euastrum fissum var. yasukoaeY. Kanetsuna Phycol. Res. 50: 104, figs. 13, 14, 67 2002
Euastrum fissumWest & G.S. West image
Euastrum fittkauiK. Förster ex P.F.M. Coesel Cryptog.: Algol. 8: 129 1987
Euastrum fittkauiK. Förster ex P.F.M. Coesel image
Euastrum fittkauiK. Förster Amazoniana 2: 32, pl. 8: fig. 10 1969
Euastrum flammeum var. kalimantanumA.M. Scott & G.W. Prescott image
Euastrum flammeum var. subkalimantanumK. Förster Amazoniana 2: 33, pl. 9: figs. 8, 9 1969
Euastrum flammeumW. Joshua image
Euastrum floridanumW.B. Turner image
Euastrum floridenseA.M. Scott & G.W. Prescott image
Euastrum foersteriA.M. Scott & H.T. Croasdale image
Euastrum forcipatumA.K.J. Corda image
Euastrum forcipatumCorda Alman. Carlsbad 9: 238, pl. II: fig. 7 1839
Euastrum formosumF. Gay image
Euastrum formosumF. Gay Mon. loc. Conj.: 55, pl. I: fig. 9 1884
Euastrum formosumF. Wolle image
Euastrum freemaniiWest & G.S. West image
Euastrum fritschiiP.F.M. Coesel & A. Van Geest Syst. Geogr. Pls. 78: 35 2008
Euastrum galpiniiM.I. Claassen image
Euastrum gangenseW.B. Turner Alg. Ind. orient.: 87, pl. XI: fig. 20 1893
Euastrum gauthierae f. bifidumP. Bourrelly image
Euastrum gauthierae_('gauthierii')P. Bourrelly image
Euastrum gayanumDe Toni image
Euastrum gayanum var. angulatumWilli Krieger image
Euastrum gemmatoidesT.J.C. Irenee-Marie image
Euastrum gemmatum(L.A. Brebisson) J. Ralfs image
Euastrum gemmatum f. borgei(R.L. Grönblad) Y. Therezien image
Euastrum gemmatum f. latiorR.L. Grönblad image
Euastrum gemmatum f. porosum(K. Förster) Kanetsuna Phycol. Res. 50: 104 2002
Euastrum gemmatum f. porosumK. Förster Amazoniana 2: 34, pl. 9: fig. 24 1969
Euastrum gemmatumJ. Ralfs image
Euastrum gemmatum subsp. mononcylumC.F.O. Nordstedt image
Euastrum gemmatum var. alatumC.E. Taft image
Euastrum gemmatum var. alatumC.E. Taft Trans. Amer. Micr. Soc. 68: 214, pl. 2: fig. 6 1949
Euastrum gemmatum var. alatumE.K. Kossinskaja image
Euastrum gemmatum var. alatumKosinskaya Bot. Mater., Spor. Rast., Bot. Inst. Akad. Nauk SSSR 6: 43, fig. 4 1949
Euastrum gemmatum var. angusticolleHansgirg SitzBer. K. Böhm. Ges. Wiss., Math.-Naturw. Cl. 1891: 335 1891
Euastrum gemmatum var. bolivienseY. Therezien image
Euastrum gemmatum var. grönbladiiW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 640, pl. 92: fig. 9 1937
Euastrum gemmatum var. latilobumG. Beck image
Euastrum gemmatum var. ornatumP. Bourrelly & A. Couté Biblioth. Phycol. 86: 34, 185, pl. XV: fig. 1 1991
Euastrum gemmatum var. perforatumK. Förster Amazoniana 2: 34, pl. 9: fig. 25 1969
Euastrum gemmatum var. pinheirenseC. Bicudo image
Euastrum gemmatum var. prescottiiY. Therezien image
Euastrum gemmatum var. punctatumF. Hustedt image
Euastrum gemmatum var. quadrituberosumP. Coesel & A. van Geest in Van Geest & Coesel Fottea 12: 98, fig. 15 2012
Euastrum gemmatum var. retusiformeM. Raciborski image
Euastrum gemmatum var. taftiiG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 62 1977
Euastrum gemmatum var. tenuiusW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 641, pl. 92: figs. 12, 13 1937
Euastrum geometricum var. elaboratumT. Hinode image
Euastrum geometricumWest & G.S. West image
Euastrum germanicum(W. Schmidle) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 638 1937
Euastrum germanicum var. bulnheimii(Raciborski) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 639 1937
Euastrum germanicum var. fennicum(Grönblad) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 639 1937
Euastrum gessneri var. laticepsA.M. Scott & G.W. Prescott image
Euastrum gessneri var. quadricapitatumWilli Krieger & P. Bourrelly image
Euastrum gessneriWilli Krieger & P. Bourrelly image
Euastrum giganteum(H.C. Wood) Nordstedt in De Toni Syll. Alg. 1: 1106 1889
Euastrum giganteum var. brasilienseWilli Krieger image
Euastrum giganteum var. latumW.R. Taylor image
Euastrum glaberrimumM. Hirano image
Euastrum glaziovii f. simplexP. Compère image
Euastrum glazioviiF.C.E. Børgesen image
Euastrum glaziovii var. evolutum(C.F.O. Nordstedt) P. Compère image
Euastrum glaziovii var. gujanenseM. Raciborski image
Euastrum glaziovii var. integrius(West & G.S. West) P. Compère image
Euastrum gnathophorum var. bulbosumA.M. Scott & G.W. Prescott image
Euastrum gnathophorumWest & G.S. West image
Euastrum goyazenseK. Förster & F. Eckert image
Euastrum granatum(Brébisson ex Ralfs) F. Gay Mon. loc. Conj.: 59 1884
Euastrum grandeF.T. Kützing image
Euastrum grandiornatum(K. Förster) K. Förster Arch. Hydrobiol. Suppl. 60(3) (Algol. Stud. 28): 244 1981
Euastrum groenbladii(Messikommer) Coesel Acta Bot. Neerl. 33: 396 1984
Euastrum groenbladiiA.M. Scott & H. Croasdale in Scott, Grönblad, & Croasdale Acta Bot. Fennica 69: 33, fig. 62 1965
Euastrum groenbladiiA.M. Scott & H.T. Croasdale image
Euastrum gutwinskiiC. Bernard image
Euastrum guyanense(Y. Thérézien) P.F.M. Coesel Cryptog.: Algol. 8: 130 1987
Euastrum guyanense(Y. Therezien) P.F.M. Coesel image
Euastrum guyanum var. fennicum(Grönblad) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 565 1937
Euastrum guyanum var. huberiW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 566, pl. 77: figs. 14-16 1937
Euastrum hansgirgiW. Schmidle image
Euastrum haplosH.L. Skuja image
Euastrum hassallianumC.W. Nägeli image
Euastrum hastingsiiWolle Desm. U.S.: 113, pl. 42: figs. 16, 17 1892
Euastrum hederaceumMax Schmidt Grundlagen einer Algenflora der Lüneburger Heide: 20, pl. I: fig. 2 1903
Euastrum hellmichiiK. Förster Khumbu Himal; Ergebnisse 2: 35, pl. 1: figs. 24, 25; pl. 6: fig. 6 1965
Euastrum henriquesiJ. Sampaio image
Euastrum heptagonumA.K.J. Corda image
Euastrum heptagonumCorda Alman. Carlsbad 9: 238, pl. II: figs. 10, 11 1839
Euastrum hexagonumCorda Alman. Carlsbad 5: 206, pl. III: fig. 31 1835
Euastrum hexagonumWest & G.S. West image
Euastrum hieronymusiiSchmidle Bot. Jahrb. 26: 42 1898
Euastrum hieronymusiiW. Schmidle image
Euastrum hinganicumM. Noda & B.V. Skvortzov image
Euastrum hinganicum var. nodulosumM. Noda & B.V. Skvortzov image
Euastrum hinganicum var. punctatumM. Noda & B.V. Skvortzov image
Euastrum hirsutum(Ehrenberg) Kützing image
Euastrum holmiense(Lundell) F. Gay Mon. loc. Conj.: 60 1884
Euastrum holocystisF.T. Kützing image
Euastrum holocystoidesC.F.O. Nordstedt image
Euastrum holocystoidesC.F.O. Nordstedt image
Euastrum holoscherum f. borgeanumK. Förster & F. Eckert image
Euastrum holoscherum var. bipapillosumK. Förster & F. Eckert image
Euastrum holoscherumWest & G.S. West image
Euastrum horikawaeT. Hinode image
Euastrum huillenseWest & G.S. West image
Euastrum humbertii f. bahienseK. Förster & F. Eckert image
Euastrum humbertii f. goyazenseK. Förster & F. Eckert image
Euastrum humbertiiP. Bourrelly image
Euastrum humbertii var. brasilienseWilli Krieger image
Euastrum humerosum f. scrobiculataC.F.O. Nordstedt image
Euastrum humerosum f. triquetraJ.L.B. Schröder image
Euastrum humerosumJ. Ralfs image
Euastrum humerosum var. affine(J. Ralfs) M. Raciborski image
Euastrum humerosum var. evolutumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 525, pl. 70: figs. 1, 2 1937
Euastrum humerosum var. intermediumM. Raciborski image
Euastrum humerosum var. mammosumW. Schmidle image
Euastrum humerosum var. parallelumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 526, pl. 69: fig. 9 1937
Euastrum humerosum var. subintermediumJ.L.B. Schröder image
Euastrum humileF. Gay image
Euastrum hypochondroides var. irregulariusWest & G.S. West image
Euastrum hypochondroidesWest & G.S. West image
Euastrum hypochondrumC.F.O. Nordstedt image
Euastrum hypochondrum f. decoratumA.M. Scott & G.W. Prescott image
Euastrum hypochondrum f. divergensY. Kanetsuna Phycol. Res. 52: 161, figs. 5-7, 31-33 2004
Euastrum hypochondrum f. prominensA.M. Scott & G.W. Prescott image
Euastrum hypochondrum var. acephalumA.M. Scott & R.L. Grönblad image
Euastrum hypochondrum var. ohioenseG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 66 1977
Euastrum impressulum(Elfving) F. Gay Mon. loc. Conj.: 61 1884
Euastrum impressumA.K.J. Corda image
Euastrum impressumCorda Alman. Carlsbad 9: 238, pl. II: fig. 13 1839
Euastrum incavatum f. pyramidatumA.M. Scott & R.L. Grönblad image
Euastrum incavatum f. wolleiM. Raciborski image
Euastrum incavatum var. floridenseA.M. Scott & R.L. Grönblad image
Euastrum incavatum var. platycephalumA.M. Scott & G.W. Prescott image
Euastrum incavatumW. Joshua & C.F.O. Nordstedt image
Euastrum incavatumW. Joshua & C.F.O. Nordstedt image
Euastrum incertum f. minusP. Compère image
Euastrum incertumF.E. Fritsch & M.F. Rich image
Euastrum incisumL.A. Brebisson image
Euastrum incisumL.A. Brebisson image
Euastrum incrassatumC.F.O. Nordstedt image
Euastrum incrassatumC.F.O. Nordstedt image
Euastrum incudiformeF.C.E. Børgesen image
Euastrum incurvatumW.B. Turner image
Euastrum incus(G.G.A. Meneghini) F.T. Kützing image
Euastrum incus(Meneghini) Kützing Phycol. Germ.: 137 1845
Euastrum incusKützing ex Nägeli Gatt. Einzell. Alg.: 113 1849
Euastrum indicum var. capitatumWilli Krieger image
Euastrum indicum var. compactum(West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 535 1937
Euastrum indicum var. speciosumT. Hinode image
Euastrum indicumW. Krieger Arch. Hydrobiol. Suppl. 11: 213 1932
Euastrum indicumWilli Krieger image
Euastrum inerme(J. Ralfs) P.M. Lundell image
Euastrum inerme f. africanum_('africana')B.J. Cholnoky image
Euastrum inerme f. cracovienseM. Raciborski image
Euastrum inerme f. hiansB. Eichler & R. Gutwinski image
Euastrum inerme f. scrobiculataW. Schmidle image
Euastrum inerme var. aboense(F.E.V. Elfving) M. Raciborski image
Euastrum inerme var. brasilienseK. Förster & F. Eckert image
Euastrum inerme var. depressumF. Wolle image
Euastrum inerme var. glabrumO.F. Borge image
Euastrum inerme var. lundelliiM. Raciborski image
Euastrum inerme var. rabenhorstii(G.B. Delponte) M. Raciborski image
Euastrum inerme var. ralfsiiM. Raciborski image
Euastrum inermius(C.F.O. Nordstedt) W.B. Turner image
Euastrum inermius var. burmenseW. West & G.S. West Ann. R. Bot. Gard. Calcutta 6: 187, pl. XIV: fig. 10 1908
Euastrum inermius var. burmenseWest & G.S. West image
Euastrum inermius var. javanicumR. Gutwinski image
Euastrum infernumT.J.C. Irenee-Marie image
Euastrum informe f. oculatumA.M. Scott & G.W. Prescott image
Euastrum informe f. oculatumA.M. Scott & Prescott Hydrobiologia 4: 387, pl. III: fig. 8 1952
Euastrum informeO.F. Borge image
Euastrum informe var. oculatum(A.M. Scott & Prescott) F.M. Costa & C.W.N. Moura in Costa et al. Phytotaxa 451: 40 2020
Euastrum inornatumA.M.Scott & G.W. Prescott image
Euastrum insigneA.H. Hassall image
Euastrum insigneA.H. Hassall ex J. Ralfs image
Euastrum insigne f. acutilobumA.M. Scott & G.W. Prescott image
Euastrum insigne f. granulatumP.E.E. Kaiser image
Euastrum insigne f. tayloriiG.W. Prescott & A.M. Scott image
Euastrum insigne var. brevicollumO.F. Borge image
Euastrum insigne var. elegansW. Schmidle image
Euastrum insigne var. elevatumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 70, pl. LXV: fig. 14 1977
Euastrum insigne var. intermedium(P.T. Cleve) G.L. Rabenhorst image
Euastrum insigne var. lobulatumG.W. Prescott & A.M. Scott image
Euastrum insigne var. mammillosum(F. Wolle) W.B. Turner image
Euastrum insigne var. mastoideaG. Istvanfy de Csík Madefalva image
Euastrum insigne var. mastoideaG. Istvanfy de Csík Madefalva image
Euastrum insigne var. montanumM. Raciborski image
Euastrum insigne var. octonumBeck-Mannagetta Ve\*vstn. Král. C\*veské Společn. Nauk, Tr\*v. Mat.-Pr\*vír. [Mém. Soc. Roy. Sci. Bohe\*^me, Cl. Sci.] 1926{10}: 12, fig. 17 1927
Euastrum insigne var. pulchrumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 531, pl. 71: figs. 4, 5 1937
Euastrum insigne var. simplexM. Raciborski image
Euastrum insulare(Wittrock) Roy Scot. Nat. 4: 70 1877
Euastrum insulare f. brasilienseY. Kanetsuna Phycol. Res. 52: 163, figs. 13, 14, 34, 35 2004
Euastrum insulare f. dubiaM.R. Suxena & V. Venkateswarlu image
Euastrum insulare f. maximaA. Wurtz image
Euastrum insulare f. minusG.W. Prescott & A.M. Scott image
Euastrum insulare f. minusJ. Dick image
Euastrum insulare f. minutaB.V. Skvortzov image
Euastrum insulare f. ornataP. Bourrelly image
Euastrum insulare f. rectumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 72, pl. LXXI: fig. 4 1977
Euastrum insulare f. silesiacaR.L. Grönblad image
Euastrum insulare var. basichondrumE. Messikommer image
Euastrum insulare var. excavatumR.L. Grönblad image
Euastrum insulare var. kriegeriC.W. Cedercreutz & R.L. Grönblad image
Euastrum insulare var. lacustre(Messikommer) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 556 1937
Euastrum insulare var. parvumWest image
Euastrum insulare var. pinheirenseC. Bicudo image
Euastrum insulare var. rotundatumR.L. Grönblad image
Euastrum integerrimumC.G. Ehrenberg image
Euastrum integerrimumEhrenberg Infusionsthierchen: 163, pl. XII: fig. IX 1838
Euastrum integerrimumEhrenberg ex Nägeli Gatt. Einzell. Alg.: 114, 119, pl. VII,A: fig. 1 1849
Euastrum integrumF. Wolle image
Euastrum integrumWolle Fresh-w. Alg. U.S.: 26 1887
Euastrum intermediumF. Gay image
Euastrum intermediumF. Gay Mon. loc. Conj.: 63, pl. II: fig. 4 1884
Euastrum intermedium f. scrobiculataJ. Lütkemüller image
Euastrum intermedium f. scrobiculataN. Carter image
Euastrum intermedium f. scrobiculataW. Schmidle image
Euastrum intermedium f. scrobiculatum_('scrobiculata')N. Carter J. Linn. Soc., London. Botany 46: 65, text-fig. 1,G 1922
Euastrum intermediumG.B. Delponte image
Euastrum intermediumP.T. Cleve image
Euastrum intermedium var. compactumWest & G.S. West Trans. Linn. Soc., London, Botany 6: 148, pl. 19: figs. 14, 15 1902
Euastrum intermedium var. corpulentumA.M. Scott image
Euastrum intermedium var. cuspidatumF. Wolle image
Euastrum intermedium var. longicolleO.F. Borge image
Euastrum intermedium var. orientale(W.B. Turner) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 533 1937
Euastrum intermedium var. poriferumA.M. Scott & G.W. Prescott image
Euastrum intermedium var. purum(F. Wolle) West & G.S. West image
Euastrum intermedium var. ralfsiiG.B. Delponte image
Euastrum intermedium var. rotundatumM. Hirano Contrib. Biol. Lab. Kyoto Univ. 28: 53, pl. 21: fig. 2 1992
Euastrum intermedium var. speciosumCroasdale in Croasdale & Scott Nova Hedwigia 27: 516, pl. 4:7,8 1976
Euastrum intermedium var. speciosumH.T. Croasdale image
Euastrum intermedium var. validumWest & G.S. West image
Euastrum intermedium var. verrucosumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 534 1937
Euastrum interstitialeF.T. Kützing image
Euastrum inusitatum f. reversumH.T. Croasdale image
Euastrum inusitatum f. spinosumH.T. Croasdale image
Euastrum inusitatumK. Förster & F. Eckert image
Euastrum inusitatum var. symmetricumK. Förster & F. Eckert image
Euastrum invaginatumA.M. Scott & G.W. Prescott image
Euastrum irregulareE.A. Gonzalves & K.S. Gangla image
Euastrum irregulareK. Förster & Eckert Hydrobiologia 23: 359, pl. 5: fig. 7; pl. 39: fig. 3 1964
Euastrum irregulareK. Förster & F. Eckert image
Euastrum irregulare var. gwaliorensisD.S. Agarkar image
Euastrum irregulareW.M. Maskell image
Euastrum ivoirensisP. Bourrelly image
Euastrum japonicumT. Hinode image
Euastrum jenneri f. polonicum(M. Raciborski) E.K. Kossinskaja image
Euastrum jenneriW. Archer image
Euastrum johnsonii var. nudumG.W. Prescott image
Euastrum johnsonii var. pyriformeG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 76, pl. LXIX: fig. 8 1977
Euastrum johnsoniiWest & G.S. West image
Euastrum jovisW.M. Grant image
Euastrum knysnanumG.E. Huber-Pestalozzi image
Euastrum knysnanumHuber-Pestalozzi Z. Bot. 23: 452, fig. 3:1 1930
Euastrum kolkwitziiWilli Krieger image
Euastrum kolpodumM. Dingley Arch. Hydrobiol. Suppl. 152 (Algol. Stud. 112): 32, pl. 4: figs. A, B; pl. 6: fig. G 2004
Euastrum kossinskiaeO.V. Anissimova & D.A. Philippov Phytotaxa 376: 77, figs. 1-10 2018
Euastrum kriegeriG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 77 1977
Euastrum kuusamoenseR.L. Grönblad image
Euastrum labrysP.F.M. Coesel Cryptog.: Algol. 8: 130, pl. I: figs. 4, 5 1987
Euastrum lacunatum f. monstrosaK. Förster & F. Eckert image
Euastrum lacunatumK. Förster & F. Eckert image
Euastrum lacustre(Messikommer) Coesel Acta Bot. Neerl. 33: 395 1984
Euastrum laeve(Rabenhorst) F. Gay Mon. loc. Conj.: 58 1884
Euastrum lagynionH.L. Skuja image
Euastrum langeiW. Schmidle image
Euastrum lapponicum f. granulosum(R.L. Grönblad) Y. Therezien image
Euastrum lapponicum f. laeveG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 78, pl. LXXVII: fig. 13 1977
Euastrum lapponicum f. obliquumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 79, pl. LXXVI: fig. 20 1977
Euastrum lapponicum var. gaumeiP. Bourrelly image
Euastrum lapponicum var. mauritianumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 78 1977
Euastrum lapponicum var. protuberansG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 79, pl. LXXVI: fig. 19 1977
Euastrum lapponicum var. quebecenseT.J.C. Irenee-Marie image
Euastrum lapponicum var. suecicumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 604, pl. 85: fig. 10 1937
Euastrum lapponicumW. Schmidle image
Euastrum laticolleG.S. West image
Euastrum laticolle var. rotundatumM. Hirano image
Euastrum latipediformeA.M. Scott ex H. Croasdale in Croasdale & Scott Nova Hedwigia 27: 517, pl. 3:4-6 1976
Euastrum latipediformeA.M. Scott ex H.T. Croasdale image
Euastrum latipesC.F.O. Nordstedt image
Euastrum latipes f. evolutum_('evoluta')R.L. Grönblad image
Euastrum latipes var. evolutum_('evoluta')(R.L. Grönblad) C.E. Taft image
Euastrum latumE. Messikommer image
Euastrum latumW.B. Turner image
Euastrum latumWilli Krieger & A.M. Scott image
Euastrum leiodermumF. Gay Mon. loc. Conj.: 58, pl. I: fig. 16 1884
Euastrum levatumW.B. Turner image
Euastrum ligatumWest & G.S. West image
Euastrum lobatumN. Filarszky image
Euastrum lobulatumL.A. Brebisson image
Euastrum lobulatum var. tropicumWest & G.S. West image
Euastrum loefgreniiO.F. Borge image
Euastrum loefgrenii var. goyazenseK. Förster & F. Eckert image
Euastrum loktakenseP.J. Brühl & K.P. Biswas image
Euastrum longicolleC.F.O. Nordstedt image
Euastrum longicolleC.F.O. Nordstedt image
Euastrum longicolle f. extensumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 81, pl. LX: figs. 4, 9 1977
Euastrum longicolle f. minorP. Bourrelly image
Euastrum longicolle f. minusA.M. Scott & G.W. Prescott image
Euastrum longicolle var. australicumG.I. Playfair image
Euastrum longicolle var. capitatumWest & G.S. West image
Euastrum longicolle var. himalayenseW.B. Turner image
Euastrum longicolle var. magnaporumA.M. Scott & G.W. Prescott image
Euastrum longicolle var. rotundilobumA.M. Scott & G.W. Prescott image
Euastrum longifrons f. var. majorW.B. Turner image
Euastrum longifrons f. var. minorW.B. Turner image
Euastrum longifronsW.B. Turner image
Euastrum longilobatumK. Förster & F. Eckert image
Euastrum luebenauiK. Förster image
Euastrum luetkemuelleri f. ornatumJ. Ruzicka image
Euastrum luetkemuelleri var. carniolicum(Lütkemüller) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 561 1937
Euastrum luetkemuelleri var. elegansT. Hinode image
Euastrum luetkemuelleri var. floridanumA.M. Scott & R.L. Grönblad image
Euastrum luetkemuelleri var. laterepunctatumA.M. Scott & G.W. Prescott image
Euastrum luetkemuelleri var. menggalenseA.M. Scott & G.W. Prescott image
Euastrum luetkemuelleri var. mucronatumY. Therezien image
Euastrum luetkemuelleri var. sublaticolleA.M. Scott & R.L. Grönblad image
Euastrum luetkemuelleri var. superornataE. Messikommer image
Euastrum luetkemuelleri_('lütkemüllerii')F. Ducellier image
Euastrum luetzelburgiiWilli Krieger image
Euastrum lunaemontenseK. Förster Arch. Hydrobiol. Suppl. 60(3) (Algol. Stud. 28): 244, pl. 2: fig. 15 (in K. Förster, Rev. Alg., n.s., 7: 56. 1963) 1981
Euastrum lunaemontense var. bigranulatumK. Förster Arch. Hydrobiol. Suppl. 60(3) (Algol. Stud. 28): 244, pl. 5: fig. 11 in K. Förster, Hydrobiologia 23: 366 1981
Euastrum lunaemontense var. ellipticumK. Förster Arch. Hydrobiol. Suppl. 60(3) (Algol. Stud. 28): 244, pl. 2: fig. 16 (in K. Förster, Rev. Alg., n.s., 7: 57. 1963) 1981
Euastrum lundelliiA.W. Bennett image
Euastrum lundelliiBennett J. Roy. Microsc. Soc., ser. 2, 6: 9 1886
Euastrum lunulatumA.K.J. Corda image
Euastrum lunulatumCorda Alman. Carlsbad 9: 238 1839
Euastrum lyngbyeiF.C.E. Børgesen image
Euastrum lyngbyeiF.C.E. Børgesen image
Euastrum macrocephalumK. Förster & F. Eckert image
Euastrum madagascariense(W. West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 632 1937
Euastrum madagascariense var. ceylanicumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 632, pl. 91: fig. 16, 17 1937
Euastrum madagascariense var. tibeticumLee image
Euastrum magnificumF. Wolle image
Euastrum magnificum var. crassioidesW.N. Hastings image
Euastrum magniniJ.-J.-M. Virieux image
Euastrum magniprotuberansR.L. Grönblad & A.M. Scott image
Euastrum malmeiO.F. Borge image
Euastrum malmei var. congolenseP.H.G. Oye image
Euastrum mamillatumG.R. Cedergren image
Euastrum mammatum var. ellipticumW.M. Maskell image
Euastrum mammatum var. subcuneatumW.M. Maskell image
Euastrum mammatumW.M. Maskell image
Euastrum mammillosumF. Wolle image
Euastrum margaritaceumC.G. Ehrenberg image
Euastrum margaritiferum(Meneghini ex Ralfs) Nägeli Gatt. Einzell. Alg.: 114, 119 1849
Euastrum margaritiferum(P.J.F. Turpin) C.G. Ehrenberg image
Euastrum margaritiferum(P.J.F. Turpin) F.T. Kützing image
Euastrum margaritiferum(Turpin) Ehrenberg Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. 1833: 246 1834
Euastrum marianopolienseT.J.C. Irenee-Marie image
Euastrum marimbusenseF.M. Costa, G.J.P. Ramos & C.W.N. Moura in Costa et al. Phytotaxa 372: 197, figs. 15-19 2018
Euastrum membraniporumWilli Krieger image
Euastrum meneghinii(Brébisson ex Ralfs) F. Gay Mon. loc. Conj.: 58 1884
Euastrum micracanthumW.B. Turner image
Euastrum minianumJ. Sampaio image
Euastrum minimumJ. Woloszynska image
Euastrum minutissimumWest & G.S. West image
Euastrum minutumF.T. Kützing image
Euastrum minutumG.W. Focke image
Euastrum minutumP.H.G. Oye image
Euastrum mirificum(W. Schmidle) W. Schmidle image
Euastrum mirumK. Behre image
Euastrum moebii(O.F. Borge) A.M. Scott & G.W. Prescott image
Euastrum moebii f. extensum(A.M. Scott & G.W. Prescott) A.M. Scott & G.W. Prescott image
Euastrum moebii f. latumA.M. Scott & G.W. Prescott image
Euastrum moebii var. burmense(West & G.S. West) A.M. Scott & G.W. Prescott image
Euastrum moebii var. diplocanthylumA.M. Scott & G.W. Prescott image
Euastrum moebii var. insolitum(A.M. Scott & G.W. Prescott) A.M. Scott & G.W. Prescott image
Euastrum moebii var. javanicum(R. Gutwinski) A.M. Scott & G.W. Prescott image
Euastrum moebii var. ridleyi(West & G.S. West) A.M. Scott & G.W. Prescott image
Euastrum moebii var. tetrachastriforme(West & G.S. West) A.M. Scott & G.W. Prescott image
Euastrum monodentatumW.B. Turner image
Euastrum mononcylum(C.F.O. Nordstedt) M. Raciborski image
Euastrum mononcylum f. fennicaR.L. Grönblad image
Euastrum mononcylum f. fennicum_('fennica')Grönblad Acta Soc. Fauna et Flora Fenn. 49{7}: 15, pl. III: figs. 33, 34 1921
Euastrum mononcylum var. abbreviatum_('abbreviata')F.E. Fritsch & M.F. Rich image
Euastrum mononcylum var. aequilobumWest & G.S. West image
Euastrum mononcylum var. ayayenseR.L. Grönblad image
Euastrum mononcylum var. borgeiR.L. Grönblad image
Euastrum mononcylum var. capenseM. Raciborski image
Euastrum mononcylum var. germanicumW. Schmidle Hedwigia 34: 80, pl. I: fig. 17 1895
Euastrum mononcylum var. polonicumM. Raciborski image
Euastrum montanum f. majorJ. Roubal image
Euastrum montanum f. reductumH.T. Croasdale image
Euastrum montanum var. cosmariiformeJ. Roubal image
Euastrum montanumWest & G.S. West Trans. & Proc. Bot. Soc. Edinburgh 23: 17, figs. 11, 12 1904
Euastrum monticulosumW.R. Taylor Amer. J. Botany 22: 777, pl. 3: fig. 2 1935
Euastrum multigibberumC.F.O. Nordstedt image
Euastrum multigibberumC.F.O. Nordstedt image
Euastrum multilobatumH.C. Wood image
Euastrum muricatumBailey image
Euastrum naegelianum(De Notaris) F. Gay Mon. loc. Conj.: 61 1884
Euastrum nasiferumR. Grönblad & A.M. Scott in R. Grönblad, G.A. Prowse, & A.M. Scott Acta Bot. Fenn. 58: 14, figs. 11, 12 1958
Euastrum nasiferumR.L. Grönblad & A.M. Scott image
Euastrum neogutwinskiiM.C. Van Westen & P.F.M. Coesel Phytotaxa 443: 109, figs. 6, 11-15, 30 2020
Euastrum neolatumWilli Krieger & A.M. Scott image
Euastrum nitidulum(De Notaris) F. Gay Mon. loc. Conj.: 59 1884
Euastrum nobileW.B. Turner Alg. Ind. orient.: 76, pl. X: fig. 2 1893
Euastrum nordstedtianum var. elegansW.B. Turner image
Euastrum nordstedtianum var. minorF. Wolle image
Euastrum nordstedtianum_('Nordsteteanum')F. Wolle image
Euastrum notatumC.E. Taft image
Euastrum nummulariumG.B. Delponte image
Euastrum nummularium var. planumW.B. Turner image
Euastrum nymannianum(A. Grunow) J.P. Jacobsen image
Euastrum obesum f. glabraW.B. Turner image
Euastrum obesum f. nasutumA.M. Scott & R.L. Grönblad image
Euastrum obesum var. crassumG.W. Prescott & A.M. Scott image
Euastrum obesum var. extensumA.M. Scott & G.W. Prescott image
Euastrum obesum var. knysnanum(Huber-Pestalozzi) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 496 1937
Euastrum obesum var. minorN. Woodhead & R.D. Tweed image
Euastrum obesum var. robustumWest & G.S. West image
Euastrum obesum var. suhangulareWest & G.S. West image
Euastrum obesum var. tetmemoroidesH. Croasdale in Croasdale & Scott Nova Hedwigia 27: 519, pl. 4:4,5 1976
Euastrum obesum var. tetmemoroidesH.T. Croasdale image
Euastrum obesumW. Joshua image
Euastrum obliqueporumBrandham Brit. Phyc. Bull. 3: 192 1967
Euastrum obliqueporumP.E. Brandham image
Euastrum oblongiformeC. Cramer image
Euastrum oblongum(R.K. Greville) J. Ralfs image
Euastrum oblongum f. depressaR. Boldt image
Euastrum oblongum f. ellipticaT.J.C. Irenee-Marie image
Euastrum oblongum f. oblongiforme(C. Cramer) G.L. Rabenhorst image
Euastrum oblongum f. scrobiculatumC.F.O. Nordstedt image
Euastrum oblongumJ. Ralfs image
Euastrum oblongum var. alpinumL. Viret image
Euastrum oblongum var. angustumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 85, pl. LXV: fig. 6 1977
Euastrum oblongum var. cephalophorumWest & G.S. West image
Euastrum oblongum var. depauperatumWest & G.S. West image
Euastrum oblongum var. ellipticum(T.J.C. Irenee-Marie) T.J.C. Irenee-Marie image
Euastrum oblongum var. elongatumM. Raciborski image
Euastrum oblongum var. hinganicumM. Noda & B.V. Skvortzov image
Euastrum oblongum var. integrumA.W. Bennett image
Euastrum oblongum var. ocellataG. Istvanfy de Csík Madefalva image
Euastrum oblongum var. ocellataG. Istvanfy de Csík Madefalva image
Euastrum oblongum var. subcylindricumM. Raciborski image
Euastrum oblongum var. trigibbumJ. Schaarschmidt Magyar Tud. Akad. Math. Termész. Köz. 18: 262, fig. 2 1883
Euastrum obtusicepsMax Schmidt Grundlagen einer Algenflora der Lüneburger Heide: 20, pl. I: fig. 8 1903
Euastrum obtusumF. Wolle image
Euastrum occidentale var. danicumG. Nygaard image
Euastrum occidentaleWest & G.S. West image
Euastrum octacanthumJ.A.M. Perty image
Euastrum octangulareO.F. Borge image
Euastrum octocorne(C.G. Ehrenberg) F.T. Kützing image
Euastrum octocorne(Ehrenberg) Kützing Phyc. germ.: 134 1845
Euastrum octogibbosumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 586 1937
Euastrum octogibbum var. ornatumWilli Krieger & P. Bourrelly image
Euastrum octolobumC.G. Ehrenberg image
Euastrum oculatum f. mucronatumT.J.C. Irenee-Marie image
Euastrum oculatumF.C.E. Børgesen image
Euastrum oculatum var. cyclopicum fac. triquetraK. Förster & F. Eckert image
Euastrum oculatum var. cyclopicumK. Förster & F. Eckert image
Euastrum oculatum var. entrerrianumE.N. Lacoste, M.S. Vigna, S. Mac Carthy, & N.I. Maidana Darwiniana 28: 123, pl. 3: fig. 27 1988
Euastrum oculatum var. gronbladiiJ.A. Rino Revista Ci. Biol., Fac. Ci. Univ. Lourenc\*,o Marques, A, 5: 221, pl. XXI: figs. 16, 17 1972
Euastrum oculatum var. hispidumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 617, pl. 87: figs. 8-10 1937
Euastrum oculatum var. mediospinatumK. Förster & F. Eckert image
Euastrum oculatum var. prescottiiK. Förster image
Euastrum oculatum var. suboculatum(O.F. Borge) O.F. Borge image
Euastrum oculatum var. tonsumWest & G.S. West image
Euastrum ohioenseC.E. Taft image
Euastrum ohioenseTaft Ohio J. Sci. 45: 190, pl. II: fig. 17 1945
Euastrum okavangicumP.F.M. Coesel & A. Van Geest Syst. Geogr. Pls. 78: 36, figs. 32, 33 2008
Euastrum orbiculareG.C. Wallich image
Euastrum orientaleW.B. Turner Alg. Ind. orient.: 79, pl. X: fig. 34; pl. XI: fig. 26 1893
Euastrum ornansK. Förster Amazoniana 2: 35, pl. 9: figs. 17, 18 1969
Euastrum ornatiscrobiculatumF.M. Costa, I.B. Oliveira & C.W.N. Moura in Costa et al. Phytotaxa 372: 199, figs. 20-25 2018
Euastrum ornatum(J. Ralfs) G.W. Focke image
Euastrum ornatum(Ralfs ex Ralfs) Nägeli Gatt. Einzell. Alg.: 114 1849
Euastrum ornatum(Ralfs) Focke Physiol. Stud. 1: 41 1847
Euastrum ornatumH.C. Wood image
Euastrum ornithocephalumA.W. Bennett image
Euastrum oscitans(A.H. Hassall) C.W. Nägeli image
Euastrum osmondiiA. Coute & G. Rousselin image
Euastrum ovale(J. Ralfs) G.W. Focke image
Euastrum ovale(Ralfs ex Ralfs) Nägeli Gatt. Einzell. Alg.: 114 1849
Euastrum ovale(Ralfs) Focke Physiol. Stud. 1: 41 1847
Euastrum ovaleG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 87, pl. LXXX: fig. 8 1977
Euastrum ozenseM. Hirano image
Euastrum panamenseP.F.M. Coesel Cryptog.: Algol. 8: 131, pl. I: fig. 8; pl. II: fig. 1 1987
Euastrum papilio(G.G.A. Meneghini) F.T. Kützing image
Euastrum papilioM. Raciborski image
Euastrum papillareK. Förster & F. Eckert image
Euastrum papulosumF.T. Kützing image
Euastrum paradoxumW.B. Turner image
Euastrum paulense f. caicarenseK. Förster & Eckert in Förster Hydrobiologia 23: 361, pl. 7: fig. 1; pl. 38: fig. 15 1964
Euastrum paulense f. caicarenseK. Förster & F. Eckert image
Euastrum paulenseF.C.E. Børgesen image
Euastrum paulense var. caicarense(K. Förster & Eckert) K. Förster Amazoniana 2: 35 1969
Euastrum pectenC.G. Ehrenberg image
Euastrum pectinatum(L.A. Brebisson) L.A. Brebisson image
Euastrum pectinatum f. bigibberumK. Förster image
Euastrum pectinatum f. depauperataJ.P. Jacobsen image
Euastrum pectinatum f. elongataT.J.C. Irenee-Marie image
Euastrum pectinatum f. intermediaR. Boldt image
Euastrum pectinatum f. majusW.R. Taylor image
Euastrum pectinatum f. minorJ. Roubal image
Euastrum pectinatum f. rostratumW.R. Taylor Pap. Mich. Acad. Sci. Arts Lett. 20: 206, pl. XLI: fig. 4 1935
Euastrum pectinatum f. simplisissimumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 91, pl. LXVIII: fig. 2 1977
Euastrum pectinatum f. triquetrum_('triquetra')(P.E.E. Kaiser) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 538 1937
Euastrum pectinatumJ. Ralfs image
Euastrum pectinatum var. acutiusR.L. Grönblad image
Euastrum pectinatum var. brachylobumV.B. Wittrock image
Euastrum pectinatum var. brasilienseK. Förster & F. Eckert image
Euastrum pectinatum var. carinthiacumG. Beck image
Euastrum pectinatum var. fennicumR.L. Grönblad image
Euastrum pectinatum var. inevolutumWest & G.S. West image
Euastrum pectinatum var. lagenaleR. Boldt image
Euastrum pectinatum var. levisinuatumF. Auclair image
Euastrum pectinatum var. lobuliferumA.M. Scott & G.W. Prescott image
Euastrum pectinatum var. minnesotenseG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 90, pl. LXVII: fig. 13 1977
Euastrum pectinatum var. pinheirenseC.E.M. Bicudo image
Euastrum pectinatum var. planum(P.E.E. Kaiser) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 539, pl. 72: fig. 14 1937
Euastrum pectinatum var. platypleurumH.L. Skuja image
Euastrum pectinatum var. porrectumO.F. Borge image
Euastrum pectinatum var. reductumW.R. Taylor image
Euastrum pectinatum var. rostratum(W.R. Taylor) K. Förster image
Euastrum pectinatum var. rostratum(W.R. Taylor) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 539 1937
Euastrum pectinatum var. scrobiculatumG.W. Prescott image
Euastrum pehriiG. Beck image
Euastrum pelta(Corda) Ralfs Ann. & Mag. Nat. Hist. 14: 190 1844
Euastrum peltaF.T. Kützing ex J. Ralfs image
Euastrum pentangulareCorda Alman. Carlsbad 5: 206, pl. III: fig. 32 1835
Euastrum perpusillumB. Eichler & R. Gutwinski image
Euastrum personatum var. columbianumG.S. West image
Euastrum personatum var. subpersonatum(W. West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 619 1937
Euastrum personatumWest & G.S. West image
Euastrum phaseolus(Brébisson ex Ralfs) F. Gay Mon. loc. Conj.: 59 1884
Euastrum piataenseG.J.P. Ramos & C.W.N. Moura in Ramos et al. Phytotaxa 391: 190, figs. 28-34 2019
Euastrum pictumF.C.E. Børgesen image
Euastrum pictum var. intermediumJ. Woloszynska image
Euastrum pictum var. subrectangulareWest & G.S. West image
Euastrum pingue f. triquetrum(R.L. Grönblad) E.K. Kossinskaja image
Euastrum pingueF.E.V. Elfving image
Euastrum pingue var. brasilienseWilli Krieger image
Euastrum pingue var. depauperatumB. Eichler & R. Gutwinski image
Euastrum pingue var. rotundum(Maskell) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 498 1937
Euastrum pingue var. sacculiferumO.F. Borge image
Euastrum pingue var. triquetrumR.L. Grönblad image
Euastrum pinnatifidumF.T. Kützing image
Euastrum pinnatum f. scrobiculataC.F.O. Nordstedt image
Euastrum pinnatumJ. Ralfs image
Euastrum pinnatum var. angustatumH.L. Skuja image
Euastrum pinnatum var. brasilienseK. Förster & F. Eckert image
Euastrum pinnatum var. capitatumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 523, pl. 68: figs. 8, 9 1937
Euastrum pinnatum var. intermediumM. Raciborski image
Euastrum pinnatum var. pres-scottiiT.J.C. Irenee-Marie image
Euastrum pinnatum var. scottiiG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 94, pl. LXV: fig. 2 1977
Euastrum pinnatum var. tayloriiW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 523, pl. 69: figs. 1-3 1937
Euastrum pinnatum var. triplexW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 524, pl. 68: fig. 10 1937
Euastrum pirassunungaeO.F. Borge image
Euastrum pirassunungae var. couteiY. Therezien image
Euastrum pirassunungae var. exsertumK. Förster & F. Eckert image
Euastrum pirassunungae var. longicuspeK. Förster & F. Eckert image
Euastrum pittaciumL.A. Brebisson image
Euastrum planquetteiY. Therezien image
Euastrum platycerum f. chibaense_('chibaensis')Y. Kanetsuna in Yamagishi Plankton algae of Southeast Asia: 163, pl. 71: figs. 7-10 2010
Euastrum platycerum f. clausumR.L. Grönblad & A.M. Scott image
Euastrum platycerum f. dentiferumA.M. Scott & G.W. Prescott image
Euastrum platycerumP.F. Reinsch image
Euastrum platycerum var. acutilobumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 631 1937
Euastrum platycerum var. africanumA. Coute & G. Rousselin image
Euastrum platycerum var. decoratumN. Woodhead & R.D. Tweed image
Euastrum platycerum var. eximiumR.L. Grönblad & A.M. Scott image
Euastrum platycerum var. groenbladii f. goyazenseK. Förster & F. Eckert image
Euastrum platycerum var. groenbladiiK. Förster image
Euastrum platycerum var. madagascariense(West & G.S. West) Y. Okada image
Euastrum platycerum var. obtusiusR.L. Grönblad & H.T. Croasdale image
Euastrum platycerum var. ornatumC.C. Jao image
Euastrum platycerum var. pulchrumW.B. Turner image
Euastrum platycerum var. sinicum(C.C. Jao) C.C. Jao image
Euastrum plesiocoralloides var. sinenseC.C. Jao image
Euastrum plesiocoralloidesWest & G.S. West image
Euastrum pokornyanumA. Grunow image
Euastrum pokornyanum var. subcrassicolleR. Gutwinski image
Euastrum polareC.F.O. Nordstedt image
Euastrum politumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 482, pl. 57: figs. 2, 3 1937
Euastrum polygonumC.W. Nägeli image
Euastrum porrectumO.F. Borge image
Euastrum porrectum var. isthmochondrumY. Therezien image
Euastrum porrectum var. japonicumT. Hinode image
Euastrum porrectum var. ornatumT. Hinode image
Euastrum praemorsum(C.F.O. Nordstedt) W. Schmidle image
Euastrum praemorsum f. croasdaleae_(`croasdalae')P. Bourrelly & A. Couté Biblioth. Phycol. 86: 38, 185, pl. XIV: fig. 7 1991
Euastrum praemorsum var. africanumF.E. Fritsch & M.F. Rich image
Euastrum praemorsum var. elongataP. Bourrelly image
Euastrum praemorsum var. foersteriF.M. Costa, C.E.M. Bicudo & C.W.N. Moura in Costa et al. Phytotaxa 372: 199, figs. 26-30 2018
Euastrum praemorsum var. simpliciusGrönbland & A.M. Scott Acta Bot. Fenn. 58: 15, figs. 69, 73 1958
Euastrum praemorsum var. simpliciusR.L. Grönblad & A.M. Scott image
Euastrum praemorsum var. umbonnatum(West & G.S. West) W. Schmidle image
Euastrum praepandum var. euryisthmumP.J. Brühl & K.P. Biswas image
Euastrum praepandumW.B. Turner image
Euastrum pratenseN. Woodhead & R.D. Tweed image
Euastrum projectumW.B. Turner image
Euastrum prominensA.M. Scott & R.L. Grönblad image
Euastrum prorumW.B. Turner image
Euastrum prostratum "C.W.Nägeli" image
Euastrum protractumC.W. Nägeli image
Euastrum protractumNägeli Gatt. Einzell. Alg.: 119, pl. VII:A: fig. 4 1849
Euastrum protuberansA.M. Scott & R.L. Grönblad image
Euastrum prowseiA.M. Scott & G.W. Prescott image
Euastrum pseudancepsK. Förster & F. Eckert image
Euastrum pseudanceps var. gracileK. Förster & F. Eckert image
Euastrum pseudelegansW.B. Turner image
Euastrum pseudoberliniiG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 97, pl. LXII: fig. 2 1977
Euastrum pseudobinaleM. Noda & B.V. Skvortzov image
Euastrum pseudoboldtiiR.L. Grönblad image
Euastrum pseudobotrytisF. Gay Mon. loc. Conj.: 58, pl. I: fig. 18 1884
Euastrum pseudocoralloidesF.E. Fritsch image
Euastrum pseudocoralloides var. submontanum(Fritsch) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 587 1937
Euastrum pseudodubiumE. Messikommer image
Euastrum pseudodubium f. ellipticumK. Förster & F. Eckert image
Euastrum pseudodubiumK. Förster & Eckert in K. Förster Rev. Alg., n.s., 7: 56, pl. 2: fig. 15; pl. 8: fig. 8 1963
Euastrum pseudodubiumK. Förster & F. Eckert, illeg. image
Euastrum pseudodubium var. bigranulatumK. Förster & F. Eckert image
Euastrum pseudojenneriA.M. Scott & G.W. Prescott image
Euastrum pseudojenneri var. glabrumY. Kanetsuna Phycol. Res. 50: 106, figs. 17, 18, 71, 72 2002
Euastrum pseudopectinatum var. evolutumW. Schmidle image
Euastrum pseudopectinatumW. Schmidle image
Euastrum pseudopirassunungaeK. Förster Amazoniana 2: 35, pl. 9: figs. 4-7 1969
Euastrum pseudopyramidatum(Lundell) F. Gay Mon. loc. Conj.: 60 1884
Euastrum pseudopyramidatum var. stenonotum(Nordstedt) F. Gay Mon. loc. Conj.: 60 1884
Euastrum pseudornansK. Förster image
Euastrum pseudosinuosumK. Förster & F. Eckert image
Euastrum pseudosinuosum var. laticepsP. Bourrelly & A. Couté Biblioth. Phycol. 86: 39, 185, pl. XII: fig. 6 1991
Euastrum pseudosinuosum var. scrobiculatumK. Förster & F. Eckert image
Euastrum pseudotuddalenseE. Messikommer image
Euastrum pseudotuddalenseMessikommer Beitr. Geobot. Landesaufnahme Schweiz 24: 121, 141, pl. IV: fig. 5 1942
Euastrum pseudotuddalense var. perforatumA. Couté & A. Iltis Cryptog.: Algol. 9: 14, pl. 2: figs. 6-8; pl. 5: figs. 1-3 1988
Euastrum pseudotuddalense var. perforatumA. Coute & A. Iltis image
Euastrum pseudovalidumM.I. Claassen image
Euastrum pterophorumT. Hinode image
Euastrum pulchellum f. majusE.N. Lacoste de Díaz image
Euastrum pulchellumL.A. Brebisson image
Euastrum pulchellum var. ceylanicumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 588, pl. 81: figs. 12, 13 1937
Euastrum pulchellum var. protrusumR.L. Grönblad & A.M. Scott image
Euastrum pulchellum var. retusumWest & G.S. West image
Euastrum pulchellum var. simplicissimumK.P. Biswas image
Euastrum pulchellum var. subabruptumR.L. Grönblad image
Euastrum pulcherrimum var. divisumWest & G.S. West image
Euastrum pulcherrimum var. menggalenseA.M. Scott & G.W. Prescott image
Euastrum pulcherrimum var. ornatumF.E. Fritsch & M.F. Rich image
Euastrum pulcherrimumWest & G.S. West image
Euastrum pulposumB.V. Skvortzov & M. Noda image
Euastrum purumF. Wolle image
Euastrum pusillumL.A. Brebisson image
Euastrum pygmaeumC.G. Ehrenberg image
Euastrum pyramidatum var. incrassatumWest & G.S. West image
Euastrum pyramidatumWest image
Euastrum quadratulumF. Gay Mon. loc. Conj.: 58, pl. I: fig. 15 1884
Euastrum quadratum(J. Ralfs) C.W. Nägeli image
Euastrum quadratum(Ralfs ex Ralfs) Nägeli Gatt. Einzell. Alg.: 114 1849
Euastrum quadratum [ subsp. inermius] var. perornatumG.I. Playfair image
Euastrum quadratumC.F.O. Nordstedt image
Euastrum quadratum f. samoensisJ.N.F. Wille image
Euastrum quadratum var. intermediumG.I. Playfair image
Euastrum quadratum var. javanicumC.F.O. Nordstedt image
Euastrum quadratum var. microsphinctumF. Gay Mon. loc. Conj.: 63, no fig. 1884
Euastrum quadratum var. ornatum(O.F. Borge) G.I. Playfair image
Euastrum quadratum var. subrotundatumH.L. Skuja image
Euastrum quadricepsC.F.O. Nordstedt image
Euastrum quadricepsNordstedt Vid. Medd. Naturh. For. Kjo\*/benhavn 21: 216, pl. II: fig. 5 1870
Euastrum quadriceps var. corrientinens_('corrientinensis')A. Coute & G. Tell image
Euastrum quadriceps var. dideltoidesM. Raciborski image
Euastrum quadriceps var. minus_('minor')F.E. Fritsch & M.F. Rich image
Euastrum quadridentatumC.G.T. Preuss image
Euastrum quadrifoliumK. Förster & F. Eckert image
Euastrum quadrilobumA.M. Scott & R.L. Grönblad image
Euastrum quadrilobum var. guyanenseY. Thérézien Biblioth. Phycol. 72: 81, 157, pl. XVI: fig. 6 1985
Euastrum quadrilobum var. guyanenseY. Therezien image
Euastrum quadrioculatumA.M. Scott & G.W. Prescott image
Euastrum quadrioculatumWest & G.S. West image
Euastrum quebecenseT.J.C. Irenee-Marie image
Euastrum quincuncialeW.B. Turner image
Euastrum quintanumW.B. Turner image
Euastrum rabenhorstiiG.B. Delponte image
Euastrum radiatum(A.H. Hassall) C.W. Nägeli image
Euastrum radiatumL.A. Brebisson image
Euastrum radiatumW.B. Turner image
Euastrum ralfsiiF.T. Kützing image
Euastrum ralfsiiG.L. Rabenhorst image
Euastrum ralfsii var. emarginatumF.T. Kützing image
Euastrum ralfsii var. inflataF.T. Kützing image
Euastrum ralfsii var. truncatumF.T. Kützing image
Euastrum rangoonenseH.L. Skuja image
Euastrum rectangulare f. parvulum_('parvulus')E.N. Lacoste, M.S. Vigna, S. Mac Carthy, & N.I. Maidana Darwiniana 28: 132, pl. 5: fig. 59 1988
Euastrum rectangulareF.E. Fritsch & M.F. Rich image
Euastrum rectangulare var. granulatumP. Bourrelly image
Euastrum rectangulare var. madagascariense(Bourrelly) P. Compère Bull. Jard. Bot. Nat. Belg. 61: 259 1991
Euastrum rectangulare var. sumatranumA.M. Scott & G.W. Prescott image
Euastrum reductum f. monokyrtonG. Beck image
Euastrum retrorsumW. Joshua image
Euastrum retroversum image
Euastrum retusumF.T. Kützing image
Euastrum retusumJ.A.M. Perty image
Euastrum retusumKützing Phycol. Germ.: 136 1845
Euastrum retusumKützing ex Nägeli Gatt. Einzell. Alg.: 113 1849
Euastrum richteriW. Schmidle image
Euastrum rimulaT.J.C. Irenee-Marie image
Euastrum rostratum f. felkaensisE. Kol image
Euastrum rostratum f. majorF.E. Fritsch & M.F. Rich image
Euastrum rostratum f. tatricaE. Kol image
Euastrum rostratumJ. Ralfs image
Euastrum rostratumJ. Ralfs ex J. Ralfs image
Euastrum rostratum subsp. umbonatumWest & G.S. West image
Euastrum rostratum var. bengalicumDe Toni Syll. Alg. 1: 1100, no fig. 1889
Euastrum rostratum var. bioculatumA.M. Scott & G.W. Prescott image
Euastrum rostratum var. cumbricumA.W. Bennett image
Euastrum rostratum var. kranskopenseM.I. Claassen image
Euastrum rostratum var. lithuanicumJ. Woloszynska image
Euastrum rostratum var. ornatumWest & G.S. West image
Euastrum rostratum var. praemorsumC.F.O. Nordstedt image
Euastrum rostratum var. praemorsumC.F.O. Nordstedt image
Euastrum rostratum var. transvaalense_('transvaalensis')B.J. Cholnoky image
Euastrum rosulatumM. Dingley Arch. Hydrobiol. Suppl. 152 (Algol. Stud. 112): 33, pl. 5: fig. A; pl. 6: fig. F 2004
Euastrum rotaC.G. Ehrenberg image
Euastrum rotaEhrenberg Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. 1831: 82 1832
Euastrum rotundatumF. Gay Mon. loc. Conj.: 58, pl. I: fig. 14 1884
Euastrum rotundatumK. Förster & F. Eckert image
Euastrum rotundumG.I. Playfair image
Euastrum rotundumMaskell Trans. & Proc. N.Z. Inst. 21: 12, pl. I: fig. 8 1889
Euastrum rotundumPlayfair Proc. Linn. Soc. N.S.W. 32: 170, pl. V: fig. 20 1907
Euastrum rotundumW.M. Maskell image
Euastrum rupestreC.W. Nägeli image
Euastrum ruzickaeM. Van Westen Phytotaxa 238: 236 2015
Euastrum rzoskaeR.L. Grönblad & A.M. Scott image
Euastrum rzoskae var. tribullatumR.L. Grönblad & A.M. Scott image
Euastrum sachlaniiA.M. Scott & G.W. Prescott image
Euastrum satkei_('satkii')Gutwiński Spraw. Kom. Fizyogr. Akad. Umiej. Krakowie (Mater. Fizyogr. Kraj. II) 30: 104, pl. III: fig. 42 1894
Euastrum satkiiR. Gutwinski image
Euastrum scaphephorumH.L. Skuja image
Euastrum schizostaurumW.B. Turner Alg. Ind. orient.: 75, pl. XI: fig. 34; pl. XI: fig. 11a,b 1893
Euastrum schmidleanumB. Eichler & R. Gutwinski image
Euastrum schweickerdtiiM.I. Claassen image
Euastrum scitumWest image
Euastrum scottiiP.F.M. Coesel & A. Van Geest Syst. Geogr. Pls. 78: 37 2008
Euastrum scrobiculatum(C.L. Lundell) S. Thunmark image
Euastrum scrobiculosumP.F.M. Coesel & M. Dingley Syst. Geogr. Pl. 75: 45, figs. 22, 23, 39 2005
Euastrum sculptumW.B. Turner image
Euastrum scutumG.W.Focke image
Euastrum securiformicepsBorge Ark. Bot. 1: 112, pl. 4: fig. 29 1903
Euastrum securiformicepsO.F. Borge image
Euastrum securiformiceps var. croasdaleanumC.E.M. Bicudo & M.R. Ventrice image
Euastrum securiformiceps var. goyazenseK. Förster & F. Eckert image
Euastrum securiformiceps var. punctulatumP.H.G. Oye image
Euastrum securiformiceps var. scrobiculatumK. Förster & F. Eckert image
Euastrum semiradiatumF.T. Kützing image
Euastrum semiradiatumL.A. Brebisson image
Euastrum sendtnerianumP.F. Reinsch image
Euastrum sendtnerianum var. latiusJ. Roy image
Euastrum serratum var. crenulatumM. Hirano image
Euastrum serratumW. Joshua image
Euastrum sexangulareCorda Alman. Carlsbad 5: 206, pl. III: fig. 30 1835
Euastrum sexspinatumIrénée-Marie & Hilliard Hydrobiologia 21: 107, pl. II: fig. 14 1963
Euastrum sexspinatumT.J.C. Irenee-Marie & D.K. Hilliard image
Euastrum siamenseP.F.M. Coesel Nord. J. Bot. 20: 377, figs. 43-45 2000
Euastrum sibiricum f. africanumR.L. Grönblad & A.M. Scott image
Euastrum sibiricum f. bituberculatumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 102, pl. LXXIII: fig. 4 1977
Euastrum sibiricum f. exsectum_('exsecta')R.L. Grönblad image
Euastrum sibiricum f. fennicumGrönblad Acta Soc. Fauna et Flora Fenn. 49{7}: 13, pl. III: figs. 17, 18 1921
Euastrum sibiricum f. fennicum_('fennica')R.L. Grönblad image
Euastrum sibiricumR. Boldt image
Euastrum sibiricum var. capenseG.E. Huber-Pestalozzi image
Euastrum sibiricum var. reductumG.W. Prescott & A.M. Scott image
Euastrum sibiricum var. rossicum(O.F. Borge) E.K. Kossinskaja image
Euastrum simiaWilli Krieger image
Euastrum simplexF. Gay Mon. loc. Conj.: 62, pl. II: fig. 2 1884
Euastrum simplexF. Wolle image
Euastrum simplexWolle Desmids U.S.: 106, pl. XXVII: figs. 18-22 1884
Euastrum simpliciformeF.E. Fritsch image
Euastrum simplicius f. minorW.B. Turner image
Euastrum simpliciusW.B. Turner image
Euastrum singulareW.B. Turner image
Euastrum sinuosum f. africanaP. Bourrelly image
Euastrum sinuosum f. angustiorK. Förster & F. Eckert image
Euastrum sinuosum f. ellipticumK. Förster Amazoniana 2: 36, pl. 7: figs. 13, 14 1969
Euastrum sinuosum f. elongataR.L. Grönblad image
Euastrum sinuosum f. germanicum_('germanica')M. Raciborski image
Euastrum sinuosum f. germanicum_('germanica')M. Raciborski image
Euastrum sinuosum f. glabrumG.W. Prescott & A.M. Scott image
Euastrum sinuosum f. juniorF. Ducellier image
Euastrum sinuosum f. mixtaF. Ducellier image
Euastrum sinuosum f. oculumA.M. Scott & G.W. Prescott image
Euastrum sinuosum f. polonica(M. Raciborski) J. Lütkemüller image
Euastrum sinuosum f. polonicaM. Raciborski image
Euastrum sinuosum f. scrobiculatum_('scrobiculata')(C.F.O. Nordstedt) J. Lütkemüller image
Euastrum sinuosum f. scrobiculatum_('scrobiculata')C.F.O. Nordstedt image
Euastrum sinuosumF.T. Kützing image
Euastrum sinuosumKützing Sp. Alg.: 174 1849
Euastrum sinuosumLenormand ex Archer in Pritchard Hist. Inf. ed. 4: 729 1861
Euastrum sinuosumR. Lenormand image
Euastrum sinuosumR. Lenormand ex W. Archer image
Euastrum sinuosum var. aboense(F.E.V. Elfving) G.R. Cedergren image
Euastrum sinuosum var. africanumN. Woodhead & R.D. Tweed image
Euastrum sinuosum var. ansatiformeG.R. Cedergren image
Euastrum sinuosum var. bidentatumIrénée-Marie Nat. Canad. 85: 140, fig. 22 1958
Euastrum sinuosum var. bidentatumT.J.C. Irenee-Marie image
Euastrum sinuosum var. biscrobiculatumP. Bourrelly image
Euastrum sinuosum var. brasilienseA.M. Scott & H.T. Croasdale image
Euastrum sinuosum var. campanulatum(G.I. Playfair) G.I. Playfair image
Euastrum sinuosum var. capitatumA.M. Scott & G.W. Prescott image
Euastrum sinuosum var. ceylanicumWest & G.S. West image
Euastrum sinuosum var. dideltoidesWilli Krieger image
Euastrum sinuosum var. gangense(W.B. Turner) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 502 1937
Euastrum sinuosum var. gemmulosumW.M. Maskell image
Euastrum sinuosum var. goyazense(K. Förster & F. Eckert) K. Förster image
Euastrum sinuosum var. hakalukienseA.K.M.N. Islam & A.K.Y. Haroon Int. Revue ges. Hydrobiol. 65: 568, pl. 6: fig. 88 1980
Euastrum sinuosum var. laticepsP. Bourrelly image
Euastrum sinuosum var. novemtuberculatumG. Beck image
Euastrum sinuosum var. parallelumWilli Krieger image
Euastrum sinuosum var. parvumT. Hinode image
Euastrum sinuosum var. perforatumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 503, pl. 62: fig. 24 1937
Euastrum sinuosum var. reductumWest & G.S. West image
Euastrum sinuosum var. securiformiceps(Borge) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 504 1937
Euastrum sinuosum var. simplexW.M. Maskell image
Euastrum sinuosum var. stroemii_('Strömii')W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,3): 504 1937
Euastrum sinuosum var. subgangenseK. Förster Amazoniana 2: 36, pl. 7: figs. 11, 12 1969
Euastrum sinuosum var. subjenneriWest & G.S. West image
Euastrum sioliiA.M. Scott & H.T. Croasdale image
Euastrum snowdonienseW.B. Turner image
Euastrum solC.G. Ehrenberg image
Euastrum solidumWest & G.S. West image
Euastrum solum(C.F.O. Nordstedt) R.L. Grönblad & A.M. Scott image
Euastrum solum var. africanum(F.E. Fritsch & F. Rich) R.L. Grönblad & A.M. Scott Acta Bot. Fenn. 58: 17 1958
Euastrum solum var. angustumR.L. Grönblad & A.M. Scott image
Euastrum sottiiG. Uherkovich image
Euastrum speciosum(Lundell) F. Gay Mon. loc. Conj.: 62 1884
Euastrum speciosum var. simplex(Nordstedt) F. Gay Mon. loc. Conj.: 62 1884
Euastrum spectabile(De Notaris) F. Gay Mon. loc. Conj.: 62 1884
Euastrum spetsbergense(Nordstedt) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 582 1937
Euastrum spetsbergense var. tornenseH.L. Skuja image
Euastrum sphagnorumB.V. Skvortzov & M. Noda image
Euastrum sphyroidesC.F.O. Nordstedt image
Euastrum sphyroidesC.F.O. Nordstedt image
Euastrum sphyroides f. granulatumA.M. Scott & G.W. Prescott image
Euastrum sphyroides f. lataW. Schmidle image
Euastrum sphyroides var. hieronymusiiW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 626 1937
Euastrum sphyroides var. intermediumJ. Lütkemüller image
Euastrum sphyroides var. sinicumC.C. Jao image
Euastrum spicatum var. ceylanicumW. Krieger Arch. Hydrobiol. Suppl. 11: 215, pl. XXI: fig. 5 1932
Euastrum spicatum var. ceylanicumWilli Krieger image
Euastrum spicatum var. tengiiL.C. Li Bull. Fan Mem. Inst. Biol., Bot. 8: 101, pl. III: fig. 10 1938
Euastrum spicatum var. westiiC.C. Jao Bot. Bull. Acad. Sin. 3: 78, fig. 6, \f22\fP 1949
Euastrum spicatumW.B. Turner image
Euastrum spiculatumP.J. Brühl & K.P. Biswas image
Euastrum spinosumJ. Ralfs image
Euastrum spinuligerumL.A. Brebisson image
Euastrum spinuligerumL.A. Brebisson image
Euastrum spinulosum [ subsp. africanum] f. polonicaR. Gutwinski image
Euastrum spinulosum [ssp. africanum] f. sculptum(W.B. Turner) E.A.J. De Wildeman image
Euastrum spinulosum [ssp. africanum] var. orbiculare(G.C. Wallich) E.A.J. De Wildeman image
Euastrum spinulosum [ssp. africanum] var. sublobatumW. Schmidle image
Euastrum spinulosum [ssp. africanum] var. transvaalenseM.I. Claassen image
Euastrum spinulosum [ssp. inermius] var. carduetum(W.B. Turner) E.A.J. De Wildeman image
Euastrum spinulosum [ssp. inermius] var. laticepsO.F. Borge image
Euastrum spinulosum f. africanum(C.F.O. Nordstedt) C. Bernard image
Euastrum spinulosum f. bulnheimiiM. Raciborski image
Euastrum spinulosum f. bulnheimiiRaciborski Pam. Akad. Umiej. Krakowie, Mat.-Przyr. 17: 104, pl. VI[=II]: fig. 6 1889
Euastrum spinulosum f. capensisM. Raciborski image
Euastrum spinulosum f. italicaM. Raciborski image
Euastrum spinulosum f. majorJ.N.F. Wille image
Euastrum spinulosum f. minus_('minor')A. Coute & G. Rousselin image
Euastrum spinulosum f. protrudensU.D. Bongale Cryptog.: Algol. 9: 237, fig. 2 1988
Euastrum spinulosum f. quadratum(C.F.O. Nordstedt) C. Bernard image
Euastrum spinulosum f. rotundatumK. Förster image
Euastrum spinulosum f. sudanenseR.L. Grönblad & A.M. Scott image
Euastrum spinulosumG.B. Delponte image
Euastrum spinulosum subsp. africanumC.F.O. Nordstedt image
Euastrum spinulosum subsp. inermiusC.F.O. Nordstedt image
Euastrum spinulosum subsp. quadratum(C.F.O. Nordstedt) E.A.J. De Wildeman image
Euastrum spinulosum var. aequilobum(W. West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 635 1937
Euastrum spinulosum var. africanum(C.F.O. Nordstedt) Y. Okada image
Euastrum spinulosum var. bellumA.M. Scott & G.W. Prescott image
Euastrum spinulosum var. borgeiD.B. Williamson Arch. Hydrobiol. Suppl. 99: 444, pl. 11: fig. 3 1994
Euastrum spinulosum var. bulgaricum(Petkoff) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 635 1937
Euastrum spinulosum var. burmense(W. West & G.S. West) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 636 1937
Euastrum spinulosum var. ceylanicumWest & G.S. West image
Euastrum spinulosum var. compactumM. Hirano image
Euastrum spinulosum var. duplo-minorWest & G.S. West image
Euastrum spinulosum var. eckertii f. ornatumK. Förster image
Euastrum spinulosum var. eckertiiK. Förster image
Euastrum spinulosum var. emarginatumU.D. Bongale Cryptog.: Algol. 9: 235, fig. 3 1988
Euastrum spinulosum var. gallicumA. Wurtz image
Euastrum spinulosum var. grandiornatumK. Förster Amazoniana 2: 37, pl. 10: figs. 1, 2 1969
Euastrum spinulosum var. henriquesi(J. Sampaio) J. Sampaio image
Euastrum spinulosum var. inermius(C.F.O. Nordstedt) C. Bernard image
Euastrum spinulosum var. lindaeR.L. Grönblad & A.M. Scott image
Euastrum spinulosum var. minusC.F.O. Nordstedt image
Euastrum spinulosum var. octogonumU.D. Bongale Cryptog.: Algol. 9: 237, fig. 1 1988
Euastrum spinulosum var. oliveriJ. Schaarschmidt image
Euastrum spinulosum var. ornatumO.F. Borge image
Euastrum spinulosum var. vaasiiA.M. Scott & G.W. Prescott image
Euastrum splendensF.E. Fritsch & M.F. Rich image
Euastrum spondylosioidesP. Coesel & K. Meesters Phytotaxa 208: 60, figs. 9, 10, 26-29 2015
Euastrum starnbergenseP.E.E. Kaiser image
Euastrum starnbergense var. triquetrumP.E.E. Kaiser Hedwigia 69: 217, figs. 6-10 1929
Euastrum stellatumC.F.O. Nordstedt image
Euastrum stellatum var. tridentatum(A. Couté & G. Tell) E.N. Lacoste, M.S. Vigna, S. Mac Carthy, & N.I. Maidana Darwiniana 28: 124 1988
Euastrum stictum(F.C.E. Børgesen) C.C. Jao image
Euastrum stigmosumW.B. Turner image
Euastrum striatumK.E. Eichwald image
Euastrum subalpinumE. Messikommer image
Euastrum subalpinum f. crassum(Messikommer) G.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 108 1977
Euastrum subalpinum var. crassumE. Messikommer image
Euastrum subalpinum var. crassumMessikommer Beitr. Geobot. Landesaufnahme Schweiz 24: 121, 140, pl. III: fig. 9 1942
Euastrum subalpinum var. crassumWilli Krieger & Bourrelly in Gessner & Vareschi Ergeb. Deutsch. Limnol. Venezuela Exped, 1952, 1: 150, pl. III: fig. 30 1956
Euastrum subalpinum var. crassumWilli Krieger & P. Bourrelly image
Euastrum subalpinum var. granulosumR.L. Grönblad image
Euastrum subalpinum var. hybridumH.L. Skuja image
Euastrum subalpinum var. quadratulumH.L. Skuja image
Euastrum subalpinum var. swirenseR.L. Grönblad image
Euastrum subalpinum var. trituberculatumT. Hinode image
Euastrum subamoenum var. tuddalense(K.M. Strøm) G.R. Cedergren image
Euastrum subamoenumW. Schmidle image
Euastrum subangulosumH.L. Skuja image
Euastrum subansatumC. Bernard image
Euastrum subbinaleE. Messikommer image
Euastrum subbinaleR. Gutwinski image
Euastrum subcrassumF.E. Fritsch & M.F. Rich image
Euastrum subcrassum var. elaboratumR.L. Grönblad & A.M. Scott image
Euastrum subcrassum var. subcapitatumR.L. Grönblad & A.M. Scott image
Euastrum subcuneatumW. Schmidle image
Euastrum subcyclopicumK. Förster & F. Eckert image
Euastrum subcyclopicum var. elongatumY. Therezien image
Euastrum subdivaricatumW. West & G.S. West J. Bot. (London) 35: 85, pl. 366: fig. 9 1897
Euastrum subdivaricatumWest & G.S. West image
Euastrum subglazioviiO.F. Borge image
Euastrum subglaziovii var. minorO.F. Borge image
Euastrum subhexalobum var. poriferumG.W. Prescott & A.M. Scott image
Euastrum subhexalobum var. scrobiculatumR.L. Grönblad image
Euastrum subhexalobumWest & G.S. West image
Euastrum subhypochondrumF.E. Fritsch & M.F. Rich image
Euastrum subhypochondrum var. croasdaleaeCompère Bull. Jard. Bot. Natl. Belg. 46: 465, fig. 15 1976
Euastrum subhypochondrum var. croasdaleaeP. Compère image
Euastrum subhypochondrum var. depauperatumP. Bourrelly image
Euastrum subhypochondrum var. eximum(R.L. Grönblad & A.M. Scott) P. Bourrelly & A. Coute image
Euastrum subhypochondrum var. spicatoidesC.C. Jao image
Euastrum subincisum f. minusK. Thomasson image
Euastrum subincisumP.F. Reinsch image
Euastrum subinerme f. glabrumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 109, pl. LXI: fig. 6 1977
Euastrum subinermeWest & G.S. West image
Euastrum subinsulareC.C. Jao image
Euastrum subintegrumC.F.O. Nordstedt image
Euastrum subintegrum var. brasilienseR.L. Grönblad image
Euastrum subintegrum var. indicumW.B. Turner image
Euastrum subintegrum var. poriferumG.W. Prescott image
Euastrum sublobatum f. elongatumC.E.M. Bicudo image
Euastrum sublobatum f. rotundatumK. Förster & F. Eckert image
Euastrum sublobatumL.A. Brebisson image
Euastrum sublobatum var. brasiliense(Borge) G.J.P. Ramos & C.W.N. Moura Notulae algarum 123: 2 2020
Euastrum sublobatum var. crispulumC.F.O. Nordstedt image
Euastrum sublobatum var. dentiferumK. Förster Amazoniana 2: 37, pl. 5: figs. 25-27 1969
Euastrum sublobatum var. dissimile(C.F.O. Nordstedt) West & G.S. West image
Euastrum sublobatum var. incavatum(W. Joshua & C.F.O. Nordstedt) Willi Krieger image
Euastrum sublobatum var. incrassatumA.M. Scott & G.W. Prescott image
Euastrum sublobatum var. javanicum(C. Bernard) Willi Krieger image
Euastrum sublobatum var. kriegeriC.W. Cedercreutz & R.L. Grönblad image
Euastrum sublobatum var. minusWilli Krieger & P. Bourrelly image
Euastrum sublobatum var. notatumR.L. Grönblad image
Euastrum sublobatum var. obtusatum(Gutwiński) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 545 1937
Euastrum sublobatum var. pileolatumL.A. Brebisson image
Euastrum sublobatum var. rectangulareH.L. Skuja image
Euastrum sublobatum var. simileJ. Roubal image
Euastrum sublobatum var. subangustatum(Boldt) K. Förster Amazoniana 2: 37 1969
Euastrum sublobatum var. subdissimileWest & G.S. West image
Euastrum sublobatum var. sumatranumA.M. Scott & G.W. Prescott image
Euastrum submontanumF.E. Fritsch image
Euastrum submontanumFritsch in Fritsch & Stephens Trans. Roy. Soc. S. Afr. 9: 27, fig. 8 1921
Euastrum suboculatumO.F. Borge image
Euastrum subornatum f. majus_('major')E.N. Lacoste, M.S. Vigna, S. Mac Carthy, & N.I. Maidana Darwiniana 28: 124, pl. 3: fig. 26 1988
Euastrum subornatum var. apertumA.M. Scott & R.L. Grönblad image
Euastrum subornatum var. brasilienseO.F. Borge image
Euastrum subornatumWest & G.S. West image
Euastrum subpersonatumW. West & G.S. West J. Bot. (London) 35: 83, pl. 366: fig. 19 1897
Euastrum subpersonatumWest & G.S. West image
Euastrum subpictumC.C. Jao image
Euastrum subporrectumC.C. Jao image
Euastrum subpraemorsumF.E. Fritsch & M.F. Rich image
Euastrum subprojectumA.M. Scott & G.W. Prescott image
Euastrum subrostratum var. reductumA.M. Scott & G.W. Prescott image
Euastrum subrostratumWest & G.S. West image
Euastrum subspinosum f. tumidaW.B. Turner image
Euastrum subspinosum f. typicaW.B. Turner image
Euastrum subspinosumW.B. Turner image
Euastrum substellatumC.F.O. Nordstedt image
Euastrum substellatum f. bengalenseW.B. Turner image
Euastrum substellatum var. sinenseC.C. Jao image
Euastrum substellatum var. tridentatumA. Couté & G. Tell Beih. Nova Hedwigia 68: 22, pl. Euastrum pl. XVI: figs. 1-4 1981
Euastrum substellatum var. tridentatumA. Coute & G. Tell image
Euastrum substellatum var. wembaerenseW. Schmidle image
Euastrum subtetragonumG.B. Delponte image
Euastrum subtileO.F. Borge image
Euastrum subtile var. goyazenseK. Förster & Eckert in Förster Hydrobiologia 23: 370, pl. 5: fig. 14; pl. 40: fig. 19 1964
Euastrum subtile var. goyazenseK. Förster & F. Eckert image
Euastrum subtile var. simplexK. Förster & F. Eckert image
Euastrum subtrilobulatumK. Förster & F. Eckert image
Euastrum subtrilobulatum var. gibbosumK. Förster & F. Eckert image
Euastrum subtrilobulatum var. laeveK. Förster & F. Eckert image
Euastrum subtrilobulatum var. ornatumY. Therezien image
Euastrum subvalidumBehre Arch. Hydrobiol. Suppl. 23: 81, pl. 9: fig. 3 1956
Euastrum subvalidumK. Behre image
Euastrum sudanenseP.F.M. Coesel & A. Van Geest Syst. Geogr. Pls. 78: 40, figs. 15, 16 2008
Euastrum sympageumWest & G.S. West image
Euastrum tenueT. Hinode image
Euastrum tetragonumC.W. Nägeli image
Euastrum tetragonumWest & G.S. West image
Euastrum tetralobumC.F.O. Nordstedt image
Euastrum tetraodonA.K.J. Corda image
Euastrum tetraodonCorda Alman. Carlsbad 9: 238, pl. II: fig. 9 1839
Euastrum tetraophthalmum_('tetrophthalmum')(Brébisson ex Ralfs) Nägeli Gatt. Einzell. Alg.: 114 1849
Euastrum tetrophtalmum(F.T. Kützing) F.T. Kützing image
Euastrum tetrophthalmum(Kützing) Kützing Phycol. Germ.: 136 1845
Euastrum therezienii_(`thérézieni')P. Bourrelly & A. Couté Biblioth. Phycol. 86: 43, 186, pl. XXXII: fig. 4 1991
Euastrum theroniiB.J. Cholnoky image
Euastrum timbuktuenseC.G. Ehrenberg image
Euastrum tonkolilienseN. Woodhead & R.D. Tweed image
Euastrum transiensF. Gay Bull. Soc. Bot. France 31: 337 1884
Euastrum trapezicumF.C.E. Børgesen image
Euastrum triangulumG.I. Playfair image
Euastrum tribulbosumH. Silva image
Euastrum tricrenatumB. Eichler & R. Gutwinski image
Euastrum tridentulumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 586 1937
Euastrum trifoliumCohn Festschrift zur Feier des hundertjährigen Bestehens der Naturforschenden Gesellschaft in Halle a/S: 269, pl. XI: fig. 13 1879
Euastrum trifoliumF.J. Cohn image
Euastrum trifolium var. concavumW. Schmidle image
Euastrum trigibberum var. coronulatumH.L. Skuja image
Euastrum trigibberumWest & G.S. West image
Euastrum trilobumBørgesen Vid. Medd. Naturh. For. Kjo\*/benhavn 1890: 34, pl. III: fig. 20 1891
Euastrum trilobumF.C.E. Børgesen image
Euastrum triporosumK. Förster Amazoniana 2: 38, pl. 7: fig. 15 1969
Euastrum tropicumC. Bernard image
Euastrum truncatellumJ.A.M. Perty image
Euastrum truncatiformeG.S. West image
Euastrum truncatiforme var. africanumP. Bourrelly image
Euastrum truncatiforme var. ornatumP. Bourrelly & A. Couté Biblioth. Phycol. 86: 44, 186, pl. XIII: fig. 3 1991
Euastrum truncatum var. capitatum(Huber-Pestalozzi) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 612 1937
Euastrum truncatum var. trifolium(Cohn) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 612 1937
Euastrum truncatumW. Joshua image
Euastrum tubaH.J. Carter image
Euastrum tuddalenseK.M. Strøm image
Euastrum tuddalense var. novae-terraeW.R. Taylor image
Euastrum tumoriferum(Kosinskaya) M.C. Van Westen & P.F.M. Coesel Phytotaxa 443: 112 2020
Euastrum turgidum f. bitumidaW.B. Turner image
Euastrum turgidum f. evoluta(M. Raciborski) G.I. Playfair image
Euastrum turgidumG.C. Wallich image
Euastrum turgidum var. auburnenseG.I. Playfair image
Euastrum turgidum var. crux-australis(M. Raciborski) G.I. Playfair image
Euastrum turgidum var. grunoviiW.B. Turner image
Euastrum turgidum var. moebii(O.F. Borge) G.I. Playfair image
Euastrum turgidum var. ridleyi(West & G.S. West) G.I. Playfair image
Euastrum turgidum var. simplexG.I. Playfair image
Euastrum turgidum var. simplexO.F. Borge image
Euastrum turneriE.A.J. De Wildeman image
Euastrum turneri f. bohemicumLütkemüller Verh. K. Zool.-Bot. Ges. Wien 60: 483, pl. II: fig. 2 1910
Euastrum turneri f. bohemicum_('bohemica')Lütkemüller image
Euastrum turneri f. extremumA.M. Scott ex H. Croasdale in Croasdale & Scott Nova Hedwigia 27: 521, pl. 5:11 1976
Euastrum turneri f. extremumA.M. Scott ex H.T. Croasdale image
Euastrum turneri f. fennicaR.L. Grönblad image
Euastrum turneri f. minorG.S. West image
Euastrum turneri f. poriferumA.M. Scott & G.W. Prescott Hydrobiologia 4: 392, pl. III: fig. 6 1952
Euastrum turneri f. scrobiculataJ. Woloszynska image
Euastrum turneri f. subfennicaC.C. Jao image
Euastrum turneri var. australienseA.M. Scott & G.W. Prescott image
Euastrum turneri var. bohemicum(Lütkemüller) W. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 590 1937
Euastrum turneri var. karelicumR.L. Grönblad image
Euastrum turneri var. ornatumE.A.J. De Wildeman image
Euastrum turneri var. polonicumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 590, pl. 82: fig. 23 1937
Euastrum turneri var. poriferum(A.M. Scott & G.W. Prescott) G.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 113 1977
Euastrum turneri var. simplexK. Förster image
Euastrum turneri var. stictum(F.C.E. Børgesen) A.M. Scott & G.W. Prescott image
Euastrum turneri_('turnerii') f. fennicaR.L. Grönblad image
Euastrum turneri_('turnerii') f. laeveT.J.C. Irenee-Marie image
Euastrum turneri_('turnerii') var. tibeticumX.X. Wei image
Euastrum turneri_('turnerii')West image
Euastrum umbonatum(West & G.S. West) W. Schmidle image
Euastrum umbonatum f. brasilienseK. Förster & F. Eckert image
Euastrum umbonatum var. ceylanicumW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 608, pl. 84: figs. 19, 20 1937
Euastrum umbonatum var. diporumT. Hinode image
Euastrum undulatum(Corda ex Ralfs) F. Gay Mon. loc. Conj.: 60 1884
Euastrum undulatumG.I. Playfair image
Euastrum undulatumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 115, LXXXIV: fig. 12 1977
Euastrum undulatumPlayfair Proc. Linn. Soc. N.S.W. 32: 177, pl. IV: fig. 2 1907
Euastrum undulatum var. monspelienseF. Gay Mon. loc. Conj.: 60, pl. I: fig. 18 1884
Euastrum undulosumW.M. Maskell image
Euastrum ungerianumC.W. Nägeli image
Euastrum unioculatumR.L. Grönblad & A.M. Scott image
Euastrum urniforme f. rostrataT.J.C. Irenee-Marie image
Euastrum urniforme_('urnaeforme')F. Wolle image
Euastrum urniformis(West & G.S. West) Y. Okada image
Euastrum valdajenseE.K. Kossinskaja image
Euastrum valdajense var. ornatumWilli Krieger & P. Bourrelly image
Euastrum validum f. inflatumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 116, pl. LXX: fig. 3 1977
Euastrum validum f. minorP. Bourrelly image
Euastrum validum var. africanum_('africana')P. Bourrelly image
Euastrum validum var. groenbladii(A.M. Scott & H.T. Croasdale) K. Förster image
Euastrum validum var. subvalidum(Behre) K. Förster Arch. Hydrobiol. Suppl. 60(3) (Algol. Stud. 28): 245 1981
Euastrum validum var. tuberculatumA.M. Scott & H.T. Croasdale image
Euastrum validumWest & G.S. West image
Euastrum varians(P.F. Reinsch) J.E. Weiss image
Euastrum ventricosumF.T. Kützing image
Euastrum ventricosumP.M. Lundell image
Euastrum ventricosum var. floridanum(W.B. Turner) W.B. Turner image
Euastrum ventricosum var. glabrumG.W. Prescott & A.M. Scott image
Euastrum ventricosum var. mucronatumA.M. Scott & R.L. Grönblad image
Euastrum ventricosum var. rectangulareG.W. Prescott & A.M. Scott image
Euastrum ventricosum var. sopchoppienseA.M. Scott & G.W. Prescott image
Euastrum venustumC.A. Hantzsch image
Euastrum venustumL.A. Brebisson image
Euastrum venustum var. braunii(P.F. Reinsch) G.R. Cedergren image
Euastrum venustum var. braunii(Reinsch) Cedergren Bot. Not. 1938: 101 1938
Euastrum venustum var. majusV.B. Wittrock image
Euastrum verrucosumC.G. Ehrenberg image
Euastrum verrucosumC.G. Ehrenberg ex J. Ralfs image
Euastrum verrucosumEhrenberg Abh. Königl. Akad. Wiss. Berlin, Phys. Kl. 1833: 247 1834
Euastrum verrucosum f. alpinaG.E. Huber-Pestalozzi image
Euastrum verrucosum f. alpinumG.E. Huber-Pestalozzi image
Euastrum verrucosum f. altaicumB.V. Skvortzov image
Euastrum verrucosum f. angustisinuatumM. Halász image
Euastrum verrucosum f. angustumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 122, pl. LXXXVI: fig. 15 1977
Euastrum verrucosum f. evolutaM. Raciborski image
Euastrum verrucosum f. extensumA.M. Scott & G.W. Prescott image
Euastrum verrucosum f. floridenseG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 120, pl. LXXXV: fig. 3 1977
Euastrum verrucosum f. genuinaM. Raciborski image
Euastrum verrucosum f. grandeA. Hansgirg image
Euastrum verrucosum f. groenlandicum_('groenlandica')E. Larsen Meddel. Gro\*/nl. 30: 92, fig. 3 1904
Euastrum verrucosum f. intermediaM. Raciborski image
Euastrum verrucosum f. italicaM. Raciborski image
Euastrum verrucosum f. levanderiY.V. Roll image
Euastrum verrucosum f. minorP.M. Lundell image
Euastrum verrucosum f. minusG.W. Prescott & A.M. Scott image
Euastrum verrucosum f. monokyrtonG. Beck image
Euastrum verrucosum f. perforatum(R.L. Grönblad) G.E. Huber-Pestalozzi image
Euastrum verrucosum f. petkoffiG.E. Huber-Pestalozzi image
Euastrum verrucosum f. polonicaM. Raciborski image
Euastrum verrucosum f. prominentiusM. Halász image
Euastrum verrucosum f. pterygoideumG.E. Huber-Pestalozzi image
Euastrum verrucosum f. reductiorW. Schmidle image
Euastrum verrucosum f. schulziG.E. Huber-Pestalozzi image
Euastrum verrucosum f. subquadrataW. Schmidle image
Euastrum verrucosum f. subquadratum(W. Schmidle) G.E. Huber-Pestalozzi image
Euastrum verrucosum f. supernumerariaR. Gutwinski image
Euastrum verrucosum f. tumescensW.B. Turner image
Euastrum verrucosum f. westianaG.E. Huber-Pestalozzi image
Euastrum verrucosum var. acutilobumG. Beck image
Euastrum verrucosum var. alatumF. Wolle image
Euastrum verrucosum var. alatumWolle Desmids U.S.: 101, pl. XXVI: fig. 4 1884
Euastrum verrucosum var. apiculataG. Istvanfy de Csík Madefalva image
Euastrum verrucosum var. apiculataG. Istvanfy de Csík Madefalva image
Euastrum verrucosum var. californicumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 121, pl. LXXXIII: fig. 5 1977
Euastrum verrucosum var. coarctatumG.B. Delponte image
Euastrum verrucosum var. crassumG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 122, pl. LXXXIII: fig. 4 1977
Euastrum verrucosum var. crux-africanumF. Wolle image
Euastrum verrucosum var. crux-australisM. Raciborski image
Euastrum verrucosum var. dalbisiiL.J. Laporte image
Euastrum verrucosum var. grunowiiM. Raciborski image
Euastrum verrucosum var. intermediumM. Raciborski image
Euastrum verrucosum var. jemtlandicumR.L. Grönblad image
Euastrum verrucosum var. levisinuatumF. Auclair image
Euastrum verrucosum var. lundelliiW. Krieger Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 13(1,4): 648 1937
Euastrum verrucosum var. mexicanumR.M. Margain-Hernandez & A. Coute image
Euastrum verrucosum var. moebiiO.F. Borge image
Euastrum verrucosum var. ornatumN. Woodhead & R.D. Tweed image
Euastrum verrucosum var. perforatumR.L. Grönblad image
Euastrum verrucosum var. planctonicumWest & G.S. West image
Euastrum verrucosum var. reductumC.F.O. Nordstedt image
Euastrum verrucosum var. rhomboideumP.M. Lundell image
Euastrum verrucosum var. ricardiiT.J.C. Irenee-Marie image
Euastrum verrucosum var. schoenaviiP.E.E. Kaiser image
Euastrum verrucosum var. siculorumM. Halász image
Euastrum verrucosum var. simplexW. Joshua image
Euastrum verrucosum var. subalatumG.E. Huber-Pestalozzi image
Euastrum verrucosum var. sublongumA.B. Ackley image
Euastrum verrucosum var. subplanctonicumR.L. Grönblad image
Euastrum verrucosum var. tauricumG. Beck image
Euastrum verrucosum var. turgidum(G.C. Wallich) M. Raciborski image
Euastrum verrucosum var. vallesiacumL.Viret image
Euastrum verrucosum var. wailesiiH.T. Croasdale image
Euastrum verrucosum var. wallichianumW.B. Turner image
Euastrum verrucosum var. willeiT.J.C. Irenee-Marie image
Euastrum vigrenseH.K. Ryppowa image
Euastrum vigrenseRyppowa Arch. Hydrobiol. i Ryb. 2: 45, 63, pl. III: figs. 1-3 1927
Euastrum vigrense var. ceratophorumH.L. Skuja image
Euastrum vinnulumA.M. Scott & G.W. Prescott image
Euastrum vinyardiiG.W. Prescott in Prescott, Croasdale, & Vinyard Syn. N. Amer. Desmids II{2}: 126, pl. LXVIII: fig. 5 1977
Euastrum vitalianumC.E.M. Bicudo & R.M.T. Bicudo image
Euastrum webbianum f. majorW.B. Turner image
Euastrum webbianum f. minorW.B. Turner image
Euastrum webbianumW.B. Turner image
Euastrum westeniiF.M. Costa, I.B. Oliveira & C.W.N. Moura in Costa et al. Phytotaxa 451: 40, figs. 30-37 2020
Euastrum wiesneriS. Stockmayer image
Euastrum wolleiN.G. Lagerheim image
Euastrum wollei var. pearlingtonenseG.W. Prescott & A.M. Scott image
Euastrum wollei var. quadrigibberumN.G. Lagerheim image
Euastrum zeylanicumF.E. Fritsch image