膠鞘藻屬（學名：_Phormidium_）也稱席藻屬，為席藻科的一個屬。此屬的模式種為淺黃席藻 (_Phormidium lucidum_)。



下級分類

本屬包括以下物種：


* _Phormidium acula corrig._ (Brühl and Biswas 1923) Anagnostidis and Komárek 1988

* _Phormidium acutum_ (Brühl and Biswas 1923) Anagnostidis and Komárek 1988，拼寫錯誤

* 銅色鞘絲藻 _Phormidium aerugineocaeruleum_ (Gomont 1892) Anagnostidis and Komárek 1988，異名

* 非洲席藻 _Phormidium africanum_ Lemmermann 1910

* 可疑席藻 _Phormidium ambiguum_ (Kützing 1843) Gomont 1892，可疑席藍細菌

* 狹細席藍細菌 _Phormidium angustissimum_ West and West 1897，異名

* _Phormidium animale_ (Agardh ex Gomont 1892) Anagnostidis and Komárek 1988，異名

* 奇異席藻 _Phormidium anomala_ Rao C. B.,1937

* 南極席藍細菌 _Phormidium antarcticum_ West and West 1911，異名

* 關節席藻 _Phormidium articulatum_ (Gardner 1927) Anagnostidis and Komárek 1988

* 秋季席藍細菌 _Phormidium autumnale_ Gomont 1892，異名

* _Phormidium bijugatum_ Kongisser 1924，異名

* 鮑氏席藍細菌 _Phormidium bohneri_ Schmidle 1901

* _Phormidium boryanum_ (Bory ex Gomont 1892) Anagnostidis and Komárek 1988

* 短絲席藻 _Phormidium breve_ (Kützing ex Gomont) Anagnostidis et Komárek,1988

* 鋼色席藻 _Phormidium chalybeum_ (Mertens ex Gomont) Anagnostidis et Komárek,1988

* _Phormidium chlorinum_ (Kützing ex Gomont 1892) Umezaki and Watanabe 1994，異名

* 珊瑚席藻 _Phormidium corallinae_ (Gomont ex Gomont) Anagnostidis et Komárek, 1988

* _Phormidium corallyticum_ Rützler and Santavy 1983，異名

* 皮狀席藻 _Phormidium corium_ Gomont ex Gomont 1892

* _Phormidium ectocarpi_ Gomont 1899

* _Phormidium etoshii_ Dadheech et al. 2013，異名

* 蜂巢席藻 _Phormidium favosum_ Gomont 1892

* 美麗席藻 _Phormidium formosum_ (Bory ex Gomont 1892) Anagnostidis and Komárek 1988，異名

* _Phormidium foveolarum_ Gomont 1892，異名

* 脆弱席藻 _Phormidium fragile_ Gomont 1892，異名

* _Phormidium frigidum_ Fritsch 1912，異名

* _Phormidium geysericola_ Copeland 1936，異名

* _Phormidium inundatum_ Kützing ex Gomont 1892

* _Phormidium kuetzingianum_ (Kirchner ex Hansgirg 1892) Anagnostidis and Komárek 1988

* 艷綠席藻 _Phormidium laetevirens_ (Crouan and Crouan ex Gomont 1892) Anagnostidis and Komárek 1988，異名

* 層理席藻 _Phormidium laminosum_ Gomont ex Gomont 1892

* _Phormidium lapideum_ Geitler 1933

* _Phormidium laysanense_ Lemmermann 1905

* 豐裕席藻 Phormidium limosum (Dillwyn) P. C. Silva, 1996

* 淺黃席藻 _Phormidium lucidum_ (C. Agardh) Kützing ex Gomont, 1892

* _Phormidium lumbricale_ Johansen and Casamatta 2005，異名

* _Phormidium luridum_ Gomont 1892，異名

* _Phormidium minnesotense_ (Tilden 1902) Drouet 1942

* _Phormidium molle_ Gomont 1892，異名

* _Phormidium mucicola_ Naumann and Huber-Pestalozzi 1929

* _Phormidium murrayi_ (West and West 1911) Anagnostidis and Komárek 1988，異名

* 中央席藻 _Phormidium naveanum_
  
* 中央席藻海生變種 _Phormidium naveanum_ var. _marina_ Tseng et Hua

* 墨綠席藻 _Phormidium nigroviride_ (Thwaites ex Gomont) Anagnostidis et Komárek,1988

* _Phormidium papyraceum_ Gomont ex Gomont 1892

* _Phormidium pavlovskoense_ Elenkin 1949，異名

* 刷狀席藻 _Phormidium penicillatum_ Gomont 1893，異名

* _Phormidium persicinum_ Gomont 1892

* _Phormidium priestleyi_ Fritsch 1917，異名

* _Phormidium pseudopriestleyi_ Anagnostidis and Komárek 1988

* 奈氏席藻 _Phormidium retzii_ (C. Agardh) Kützing ex Gomont, 1892

* _Phormidium rubidum_ (Frémy 1930) Anagnostidis and Komárek 1988

* _Phormidium spongeliae_ (Schulze ex Gomont 1892) Gomont 1892，異名

* 靜水鞘絲藻 _Phormidium stagninum_ (Kützing ex Gomont) Anagnostidis, 2001

* 近膜席藻 _Phormidium submembranaceum_ (Ardissone et Strafforello) Gomont, 1892

* 鑿形席藻 _Phormidium subuliforme_ (Thwaites ex Gomont) Anagnostidis et Komárek,1988

* _Phormidium tenue_ Gomont 1892，異名

* _Phormidium tergestinum_ (Rabenhorst ex Gomont 1892) Anagnostidis and Komárek 1988

* _Phormidium tinctorium_ Kützing ex Gomont 1892

* _Phormidium uncinatum_ Gomont 1890

* _Phormidium valderianum_ Gomont 1892，異名



參考文獻


* LPSN - List of Prokaryotic names with Standing in Nomenclature