WoRMS Taxon list
Search for 'Penium' returned 211 matching records, showing records 1-100.
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Click on one of the taxon names listed below to check the details. [new search] [direct link] [download results]
- Penium Brébisson ex Ralfs, 1848
- Penium acanthosporum Lagerheim, 1883 accepted as Cylindrocystis acanthospora (Lagerheim) Lütkemüller, 1913
- Penium adelochondrum Elfving, 1881 accepted as Actinotaenium adelochondrum (Elfving) Teiling, 1954
- Penium amplificatum (M.Schmidt) Van Westen & Coesel, 2012
- Penium annulare W.West, 1891 accepted as Pleurotaenium annulare (W.West) W.Krieger, 1937
- Penium annulare var. obesum W.West, 1891 accepted as Pleurotaenium annulare (W.West) W.Krieger, 1937
- Penium asperum Petkoff, 1925
- Penium australe Raciborski, 1892 accepted as Actinotaenium australe (Raciborski) Croasdale, 1981
- Penium australe f. crassior G.S.West
- Penium australe var. minus Hodgetts, 1925 accepted as Cosmarium australe var. minus (Hodgetts) Krieger & Gerloff
- Penium barbaricum Claassen, 1961
- Penium bisporum W.B.Turner, 1893
- Penium borgeanum Skuja, 1928 accepted as Actinotaenium borgeanum (Skuja) Kouwets & Coesel, 1984
- Penium brebissonii Ralfs, 1848 accepted as Cylindrocystis brebissonii (Ralfs) de Bary, 1858
- Penium brefeldii Istvànffi [Istvanfy]
- Penium breve (Wood) Wille, 1879 accepted as Pleurotaenium breve H.C.Wood, 1870
- Penium chrysoderma Borge, 1907 accepted as Penium rufescens Cleve, 1864 accepted as Actinotaenium rufescens (Cleve) Teiling, 1954
- Penium clevei P.Lundell, 1871 accepted as Actinotaenium clevei (P.Lundell) Teiling, 1954
- Penium clevei var. africanum Schmidle, 1898 accepted as Actinotaenium clevei var. africanum (Schmidle) Kurt Förster, 1981
- Penium clevei var. crassum West & G.S.West, 1904 accepted as Actinotaenium clevei var. crassum (West & G.S.West) Teiling, 1954
- Penium closterioides Ralfs, 1848 accepted as Closterium closterioides (Ralfs) A.Louis & Peeters, 1967
- Penium closterioides f. granulata Raciborski accepted as Penium libellula f. granulatum (Raciborski) Playfair
- Penium closterioides f. interruptum West, 1892 accepted as Planotaenium closterioides G.J.P.Ramos & C.W.N.Moura, 2019
- Penium closterioides f. punctata Raciborski, 1892 accepted as Penium libellula f. punctatum (Raciborski) Playfair
- Penium closterioides var. gracile Brühl & Biswas, 1922
- Penium closterioides var. subcylindricum Klebs, 1879 accepted as Closterium closterioides var. intermedium (J.Roy & Bisset) Ruzicka, 1973
- Penium closterioides var. subcylindricum f. major Nordstedt, 1888 accepted as Closterium closterioides var. intermedium (J.Roy & Bisset) Ruzicka, 1973
- Penium conspersum Wittrock, 1872
- Penium conspersum var. americanum Nordstedt, 1882
- Penium costatum Hodgetts, 1925
- Penium crassiusculum De Bary, 1858 accepted as Actinotaenium crassiusculum (De Bary) Teiling, 1954
- Penium crassum (West) Irénée-Marie, 1952 accepted as Haplotaenium minutum var. crassum (West) Cambra Sánchez, 1998
- Penium cruciferum (De Bary) Wittrock, 1882 accepted as Actinotaenium cruciferum (De Bary) Teiling, 1954
- Penium cucurbitinum Bisset, 1884 accepted as Actinotaenium cucurbitinum (Bisset) Teiling, 1954
- Penium cucurbitinum f. botesii Claassen, 1961
- Penium cucurbitinum f. crassius Playfair, 1915
- Penium cucurbitinum f. majus West & G.S.West, 1904 accepted as Actinotaenium cucurbitinum (Bisset) Teiling, 1954
- Penium cucurbitinum f. minus West & G.S.West, 1894 accepted as Actinotaenium cucurbitinum f. minus (West & G.S.West) Teiling, 1954
- Penium cucurbitinum f. minutum G.W.Prescott
- Penium cucurbitinum var. cucurbitinum
- Penium cucurbitinum var. cucurbitinum f. crassior Playfair
- Penium cucurbitinum var. minutum Prescott, 1935 accepted as Actinotaenium cucurbitinum var. minutum (Prescott) Tomaszewicz, 1988
- Penium cucurbitinum var. scoticum (West & G.S.West) West & G.S.West, 1894
- Penium cucurbitinum var. subpolymorphum Nordstedt, 1887
- Penium cucurbitinum var. subpolymorphum f. crassior Playfair
- Penium curtum (Brébisson ex Ralfs) Kützing, 1849 accepted as Actinotaenium curtum (Brébisson ex Ralfs) Teiling ex Růžička & Pouzar, 1978
- Penium curtum f. intermedia Wille, 1879
- Penium curtum f. majus Wille, 1879
- Penium curtum f. minus Wille, 1879
- Penium curtum f. minuta West, 1892
- Penium curtum var. obtusum West & G.S.West, 1900
- Penium curtum var. velebiticum Pevalek, 1924 accepted as Cosmarium curtum var. velebiticum (Pevalek) Krieger & Gerloff, 1969
- Penium curtum var. waterbergense Claassen, 1961
- Penium cuticulare West & G.S.West, 1896
- Penium cylindraceum Kurt Förster, 1965
- Penium cylindricum O.Borge, 1903 accepted as Pleurotaenium minutum var. cylindricum (O.Borge) Willi Krieger, 1935
- Penium cylindrum
- Penium cylindrum var. cuticulare (West & G.S.West) Willi Krieger, 1937
- Penium cylindrus Brébisson ex Ralfs, 1848
- Penium cylindrus var. attenuatum Raciborski, 1889
- Penium delicatulum Joshua, 1886
- Penium diadematum Reinsch, 1902
- Penium didymocarpum P.Lundell, 1871 accepted as Actinotaenium didymocarpum (P.Lundell) Coesel & Delfos, 1986
- Penium didymocarpum var. alpinum Schmidle, 1895
- Penium digitus Brébisson ex Ralfs, 1848 accepted as Netrium digitus (Brébisson ex Ralfs) Itzigsohn & Rothe, 1856
- Penium digitus f. rectum W.B.Turner, 1893 accepted as Netrium digitus var. rectum (W.B.Turner) Willi Krieger, 1933
- Penium digitus var. constrictum West, 1892 accepted as Netrium digitus var. lamellosum (Brébisson ex Kützing) Grönblad, 1920
- Penium digitus var. curtum Andersson [Borge], 1890 accepted as Netrium digitus var. curtum (Borge) Willi Krieger, 1933
- Penium digitus var. montanum Lemmermann, 1896
- Penium digitus var. ventricosum Lagerheim
- Penium diplosporum Jakobs
- Penium dubium Noda & Skvortsov, 1969
- Penium exiguum West, 1892
- Penium exiguum f. major West & G.S.West, 1904
- Penium exiguum f. majus West & G.S.West, 1904
- Penium exiguum var. attenuatum Gutwinski
- Penium exiguum var. expansum (Playfair) Willi Krieger, 1935
- Penium fluvii-ganii Noda & Skvortsov, 1969
- Penium fusiforme F.Gay, 1886 accepted as Closterium navicula (Brébisson) Lütkemüller, 1905
- Penium gelidum Wittrock ex De Toni, 1889 accepted as Actinotaenium gelidum (Wittrock ex De Toni) Ruzicka, 1978
- Penium gelidum Wittrock, 1883 accepted as Actinotaenium gelidum (Wittrock ex De Toni) Ruzicka, 1978
- Penium globosum
- Penium globosum f. maxima Playfair
- Penium globosum f. maximum Playfair, 1914 (uncertain)
- Penium globosum var. wollei
- Penium globosum var. wollei f. maxima Playfair
- Penium gonatozygiforme Claassen, 1976
- Penium gracillimum Playfair, 1907 accepted as Penium spirostriolatum var. gracillimum (Playfair) Playfair, 1917
- Penium granulatum (Bennet) West & G.S.West, 1904 accepted as Tetmemorus granulatus Brébisson ex Ralfs, 1848
- Penium haynaldii J.Schaarschmidt, 1883 (uncertain)
- Penium heimerlianum Schmidle, 1894
- Penium heterotaphridium W.West & G.S.West, 1902 accepted as Actinotaenium heterotaphridium (W.West & G.S.West) Růžička & Pouzar, 1978
- Penium hinganicum Noda & Skvortsov, 1969
- Penium hunanense C.C.Jao, 1940 accepted as Actinotaenium hunanense (C.C.Jao) Y.Wei, 2006
- Penium inconspicuum West & G.S.West, 1894 accepted as Actinotaenium inconspicuum (West & G.S.West) Teiling, 1954
- Penium incrassatum Maskell, 1889
- Penium interruptum Brébisson ex Ralfs, 1848 accepted as Planotaenium interruptum (Brébisson ex Ralfs) O.V.Petlovany & Palamar-Mordvintseva, 2009
- Penium interruptum f. minus Borge, 1909 accepted as Planotaenium interruptum var. minus (Borge) Petlovany & Palamar-Mordvintseva, 2009
- Penium interruptum var. minus O.Borge, 1909 accepted as Planotaenium interruptum var. minus (Borge) Petlovany & Palamar-Mordvintseva, 2009
- Penium interruptum var. sectum W.West, 1892 accepted as Planotaenium interruptum var. sectum (W.West) Petlovany & Palamar-Mordvintseva, 2009