Editing Brown algae (section)

== Classification ==

===Phylogeny===
Based on the work of Silberfeld, Rousseau & de Reviers 2014.<ref name="BioOne">{{Cite journal|last1=Silberfeld |first1=Thomas |last2=Rousseau |first2=Florence| last3=de Reviers |first3=Bruno |year=2014| title=An Updated Classification of Brown Algae (Ochrophyta, Phaeophyceae) | journal=Cryptogamie, Algologie| volume=35 | issue=2| pages=117–156| doi=10.7872/crya.v35.iss2.2014.117|s2cid=86227768 }}</ref>
{{clade| style=font-size:100%;line-height:80%
|1={{Clade
  |1={{Clade|label1=[[Discosporangiales]]
  |1={{Clade
    |1=[[Choristocarpaceae]]
    |2=[[Discosporangiaceae]]
     }}}}
  |2={{Clade
    |1={{Clade|label1=[[Ishigeales]]
    |1={{Clade
      |1=[[Ishigeaceae]]
      |2=[[Petrodermataceae]]
       }}}}
    |2={{Clade
      |label1=[[Dictyotophycidae]]
      |1={{Clade
        |1=[[Onslowiales]]
        |2={{Clade
          |1=[[Dictyotales]]
          |2={{Clade
            |1=[[Syringodermatales]]
            |label2=[[Sphacelariales]]
            |2={{Clade
              |1=[[Lithodermataceae]]
              |2={{Clade
                |1=[[Phaeostrophiaceae]]
                |2={{Clade
                  |1=[[Stypocaulaceae]]
                  |2={{Clade
                    |1=[[Cladostephaceae]]
                    |2=[[Sphacelariaceae]]
                     }}
                   }}
                 }}
               }}
             }}
           }}
         }}
      |label2=[[Fucophycidae]]
      |2={{Clade
        |1=[[Bachelotiaceae]]
        |2={{Clade
          |1=[[Desmarestiales]]
          |2={{Clade
            |1={{Clade
              |1=[[Sporochnales]] 
              |2=[[Ascoseirales]]
               }}
            |2={{Clade
              |1={{Clade
                |1=[[Ralfsiales]]
                |2={{Clade
                  |label1=[[Tilopteridales]]
                  |1={{Clade
                    |1=[[Cutleriaceae]]
                    |2={{Clade
                      |1=[[Tilopteridaceae]]
                      |2=[[Phyllariaceae]]
                       }}
                     }}
                  |2={{Clade
                    |1=[[Nemodermatales]]
                    |label2=[[Fucales]]
                    |2={{Clade
                      |1=[[Sargassaceae]]
                      |2={{Clade
                        |1=[[Durvillaeaceae]]
                        |2={{Clade
                          |1=[[Himanthaliaceae]]
                          |2=[[Fucaceae]] 
                           }}
                         }}
                       }}
                     }}
                   }}
                 }}
              |2={{Clade
                |1={{Clade|label1=[[Scytothamnales]]
                |1={{Clade
                  |1=[[Asteronemataceae]]
                  |2=[[Splachnidiaceae]]
                   }}}}
                |2={{Clade
                  |label1=[[Laminariales]]
                  |1={{Clade
                    |1={{Clade
                      |1=[[Phaeosiphoniellaceae]] 
                      |2={{Clade
                        |1=[[Akkesiphycaceae]] 
                        |2=[[Pseudochordaceae]]
                         }}
                       }}
                    |2={{Clade
                      |1=[[Chordaceae]]
                      |2={{Clade
                        |1=[[Alariaceae]]
                        |2={{Clade
                          |1=[[Agaraceae]]
                          |2=[[Laminariaceae]]
                           }}
                         }}
                       }}
                     }}
                  |2={{Clade
                    |1=[[Asterocladales]]
                    |label2=[[Ectocarpales]]
                    |2={{Clade
                      |1=[[Adenocystaceae]]
                      |2={{Clade
                        |1={{Clade
                          |1=[[Scytosiphonaceae]]
                          |2={{Clade
                            |1=[[Petrospongiaceae]] 
                            |2=[[Ectocarpaceae]] 
                             }}
                           }}
                        |2={{Clade
                          |1=[[Acinetosporaceae]] 
                          |2=[[Chordariaceae]] 
                           }}
                         }}
                       }}
                     }}
                   }}
                 }}
               }}
             }}
           }}
         }}
       }}
     }}
   }}
}}

===Taxonomy===
{{Further|List of brown algal genera}}

This is a list of the [[order (biology)|order]]s in the class Phaeophyceae:<ref name="BioOne"/><ref>{{cite web| last1=Guiry| first1=M. D.| last2=Guiry| first2=G. M.| year=2009| title=AlgaeBase| url=http://www.algaebase.org/| publisher=[[National University of Ireland]]| access-date=31 December 2012| archive-date=12 October 2009| archive-url=https://web.archive.org/web/20091012183548/http://www.algaebase.org/| url-status=live}}</ref>

* Class '''Phaeophyceae''' <small>Hansgirg 1886</small> [Fucophyceae; Melanophycidae <small>Rabenhorst 1863 stat. nov. Cavalier-Smith 2006</small>]
** Subclass [[Discosporangiophycidae]] <small>Silberfeld, Rousseau & Reviers 2014</small>
*** Order [[Discosporangiales]] <small>Schmidt 1937 emend. Kawai et al. 2007</small>
**** Family [[Choristocarpaceae]] <small>Kjellman 1891</small>
**** Family [[Discosporangiaceae]] <small>Schmidt 1937</small>
** Subclass [[Ishigeophycidae]] <small>Silberfeld, Rousseau & Reviers 2014</small>
*** Order [[Ishigeales]] <small>Cho & [[Sung Min Boo|Boo]] 2004</small>
**** Family [[Ishigeaceae]] <small>Okamura 1935</small>
**** Family [[Petrodermataceae]] <small>Silberfeld, Rousseau & Reviers 2014</small>
** Subclass [[Dictyotophycidae]] <small>Silberfeld, Rousseau & Reviers 2014</small>
*** Order [[Dictyotales]] <small>Bory de Saint-Vincent 1828 ''ex'' Phillips ''et al.''</small>
**** Family [[Dictyotaceae]] <small>Lamouroux ex Dumortier 1822</small> [Scoresbyellaceae <small>Womersley 1987</small>; Dictyopsidaceae]
*** Order [[Onslowiales]] <small>Draisma & Prud'homme van Reine 2008</small>
**** Family [[Onslowiaceae]] <small>Draisma & Prud'homme van Reine 2001</small>
*** Order [[Sphacelariales]] <small>[[Walter Migula|Migula]] 1909</small>
**** Family [[Cladostephaceae]] <small>Oltmanns 1922</small>
**** Family [[Lithodermataceae]] <small>Hauck 1883</small>
**** Family [[Phaeostrophiaceae]] <small>Kawai et al. 2005</small>
**** Family [[Sphacelariaceae]] <small>Decaisne 1842</small>
**** Family [[Sphacelodermaceae]] <small>Draisma, Prud'homme & Kawai 2010</small>
**** Family [[Stypocaulaceae]] <small>Oltmanns 1922</small>
*** Order [[Syringodermatales]] <small>Henry 1984</small>
**** Family [[Syringodermataceae]] <small>Henry 1984</small>
** Subclass [[Fucophycidae]] <small>Cavalier-Smith 1986</small>
*** Order [[Ascoseirales]] <small>[[Vsevolod Alexeevič Petrov|Petrov]]1964 emend. Moe & Henry 1982</small>
**** Family [[Ascoseiraceae]] <small>Skottsberg 1907</small>
*** Order [[Asterocladales]] <small>[[Thomas Silberfeld|T.Silberfeld]] et al. 2011</small>
**** Family [[Asterocladaceae]] <small>Silberfeld et al. 2011</small>
*** Order [[Desmarestiales]] <small>[[William Albert Setchell|Setchell]] & [[Nathaniel Lyon Gardner|Gardner]] 1925</small>
**** Family [[Arthrocladiaceae]] <small>Chauvin 1842</small>
**** Family [[Desmarestiaceae]] <small>(Thuret) Kjellman 1880</small>
*** Order [[Ectocarpales]] <small>Bessey 1907 emend. Rousseau & Reviers 1999a</small> [Chordariales <small>Setchell & Gardner 1925</small>; Dictyosiphonales <small>Setchell & Gardner 1925</small>; Scytosiphonales <small>Feldmann 1949</small>]
**** Family [[Acinetosporaceae]] <small>Hamel ex Feldmann 1937</small> [Pylaiellaceae; Pilayellaceae]
**** Family [[Adenocystaceae]] <small>Rousseau et al. 2000 emend. Silberfeld et al. 2011</small> [Chordariopsidaceae]
**** Family [[Chordariaceae]] <small>Greville 1830 emend. Peters & Ramírez 2001</small> [Myrionemataceae]
**** Family [[Ectocarpaceae]] <small>Agardh 1828 emend. Silberfeld et al. 2011</small>
**** Family [[Petrospongiaceae]] <small>Racault et al. 2009</small>
**** Family [[Scytosiphonaceae]] <small>Ardissone & Straforello 1877</small> [Chnoosporaceae <small>Setchell & Gardner 1925</small>]
*** Order [[Fucales]] <small>Bory de Saint-Vincent 1827</small> [Notheiales <small>Womersley 1987</small>; Durvillaeales <small>Petrov 1965</small>]
**** Family [[Bifurcariopsidaceae]] <small>Cho et al. 2006</small>
**** Family [[Durvillaeaceae]] <small>(Oltmanns) De Toni 1891</small>
**** Family [[Fucaceae]] <small>Adanson 1763</small>
**** Family [[Himanthaliaceae]] <small>(Kjellman) De Toni 1891</small>
**** Family [[Hormosiraceae]] <small>Fritsch 1945</small>
**** Family [[Notheiaceae]] <small>Schmidt 1938</small>
**** Family [[Sargassaceae]] <small>Kützing 1843</small> [Cystoseiraceae <small>De Toni 1891</small>]
**** Family [[Seirococcaceae]] <small>Nizamuddin 1987</small>
**** Family [[Xiphophoraceae]] <small>Cho et al. 2006</small>
*** Order [[Laminariales]] <small>[[Walter Migula|Migula]] 1909</small> [Phaeosiphoniellales <small>Silberfeld, Rousseau & Reviers 2014 ord. nov. prop.</small>]
**** Family [[Agaraceae]] <small>Postels & Ruprecht 1840</small> [Costariaceae]
**** Family [[Akkesiphycaceae]] <small>Kawai & Sasaki 2000</small>
**** Family [[Alariaceae]] <small>Setchell & Gardner 1925</small>
**** Family [[Aureophycaceae]] <small>Kawai & Ridgway 2013</small>
**** Family [[Chordaceae]] <small>Dumortier 1822</small>
**** Family [[Laminariaceae]] <small>Bory de Saint-Vincent 1827</small> [Arthrothamnaceae <small>Petrov 1974</small>]
**** Family [[Lessoniaceae]] <small>Setchell & Gardner 1925</small>
**** Family [[Pseudochordaceae]] <small>Kawai & Kurogi 1985</small>
*** Order [[Nemodermatales]] <small>Parente et al. 2008</small>
**** Family [[Nemodermataceae]] <small>Kuckuck ex Feldmann 1937</small>
*** Order [[Phaeosiphoniellales]] <small>Silberfeld, Rousseau & Reviers 2014</small>
**** Family [[Phaeosiphoniellaceae]] <small>Phillips et al. 2008</small>
*** Order [[Ralfsiales]] <small>Nakamura ex Lim & Kawai 2007</small>
**** Family [[Mesosporaceae]] <small>Tanaka & Chihara 1982</small>
**** Family [[Neoralfsiaceae]] <small>Lim & Kawai 2007</small>
**** Family [[Ralfsiaceae]] <small>Farlow 1881</small> [Heterochordariaceae <small>Setchell & Gardner 1925</small>]
*** Order [[Scytothamnales]] <small>Peters & Clayton 1998 emend. Silberfeld et al. 2011</small>
**** Family [[Asteronemataceae]] <small>Silberfeld et al. 2011</small>
**** Family [[Bachelotiaceae]] <small>Silberfeld et al. 2011</small>
**** Family [[Splachnidiaceae]] <small>Mitchell & Whitting 1892</small> [Scytothamnaceae <small>Womersley 1987</small>]
*** Order [[Sporochnales]] <small>[[Camille Sauvageau|Sauvageau]] 1926</small>
**** Family [[Sporochnaceae]] <small>Greville 1830</small>
*** Order [[Tilopteridales]] <small>Bessey 1907 emend. Phillips et al. 2008</small> [Cutleriales <small>Bessey 1907</small>]
**** Family [[Cutleriaceae]] <small>Griffith & Henfrey 1856</small>
**** Family [[Halosiphonaceae]] <small>Kawai & Sasaki 2000</small>
**** Family [[Phyllariaceae]] <small>Tilden 1935</small>
**** Family [[Stschapoviaceae]] <small>Kawai 2004</small>
**** Family [[Tilopteridaceae]] <small>Kjellman 1890</small>

[[File:Laminaria Life Cycle.png|thumb|The life cycle of a representative species Laminaria. Most Brown Algae follow this form of sexual reproduction.]] [[File:Fucus conceptacle XS3.jpg|thumb|A closeup of a Fucus's conceptacle, showing the gametes coming together to form a fertilized zygote.]]