
Oedogoniales
| 1. Filaments unbranched, hairless | Oedogonium |
| Filaments branched, cells bearing a hair with swollen base | Bulbochaete |
The species in this family are named according to the Monograph by Tiffany (1930).
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Oedogonium acrosporum De Bary
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Omatangi (N)
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Oedogonium borisianum (Le Cl.) Wittr.
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Rotomahana (N).
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Oedogonium boschii (Le Cl.) Wittr.
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Ohaeawai (N): Tokano (N).
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Oedogonium calcareum Cleve
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Hawke's Bay (S1).
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Oedogonium chapmanii Tiffany
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Auckland (Tiffany, 1948).
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Oedogonium ciliatum (Hassall) Prings.
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Hawke's Bay (S1); Hutt Valley (Ma).
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Oedogonium crenulatum Wittr. var. gracilius (Nordst.)† Hirn.
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Omatangi (N); Waitakere str., Auckland (E.M.S).
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Oedogonium crispum (Hass.) Wittr.
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Ohaeawai (N); Tokano River (N); Tauranga (?) (N); Te Aroha (E.M.S.)†.
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Waitakere Str. (E.M.S.)†
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Oedogonium cryptoporum Wittr.
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Waimakariri River (N); Waihi (E.M.S.)†
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*Oedogonium lagerstedtii Wittr.
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Lake Hayes (E.M.S.).
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*Oedogonium oelandicum Wittr.
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Western Springs (E.M.S.).
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Oedogonium platygynum Wittr.
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Omatangi (N).

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Oedogonium platygynum Wittr. var. novae zelandiae Hirn.
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Ohaeawai (N) (= var. continuum Nordst.)
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Oedogonium princeps (Hass.) Wittr.
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Ruataniwha (S1).
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Oedogonium pringsheimii Cram.
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Lake Taupo (N).
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Oedogonium pringsheimii Cram. var. nordstedtii Wittr.
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Tokano River (N).
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*Oedogonium pusillum Kirchner
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Lake Hayes, Central Otago (E.M.S.).
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Oedogonium stellatum Wittr.
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Ohaeawai (N).
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*Oedogonium subsexangulare (Wille) Tiff.
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Western Springs, Auckl. (E.M.S.).
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Oedogonium suecicum Wittr.
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Otaua River (N); Waitakere str., Auckland (E M.S.); Waihi (E.M.S.)†
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*Oedogonium vulgare (Wittr.) Tiff.
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Waitakere str., Saddle Hill pond, Dunedin (E.M.S.).
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Bulbochaete angulosa Wittr. & Lund.
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Papakauri (N); Otaua River (N); Taupo (N); Omatangi (N).
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Bulbochaete anomala Prings.
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Lake Pearson (N).
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Bulbochaete gigantea Prings.
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Otaua River (N); Taupo (N).
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Bulbochaete intermedia De Bary
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Tokano (N).
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Bulbochaete minor A. Br.
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No locality (Gruntow, 1867).
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Bulbochaete mirabilis Wittr.
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Lake Pearson (N); Omatangi (N); Otaua River (N).
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Bulbochaete punctulata (Nordst.) Hirn.
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Papakauri (N); Ruataniwha (S1).
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Bulbochaete repanda Wittr.
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Omatangi (N).
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Bulbochaete setigera (Roth) Ag. var. punctulatum Nordst.
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Papakauri (N).
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Also specimens near to B. sessilis Wittr. (Taupo), B. crenulata Prings. (Otaua River), B. nordstedtii Wittr. (Taupo). (All recorded by Nordstedt.)
