念珠藻属
下属物种

本属包括以下物种：
Nostoc alatosporum Sant'Anna et al., 2007
Nostoc album Gardner 1927
Nostoc antarcticum West and West 1911， 也拼作：Nostoc antarctica
Nostoc belmonticum Archibald 1967
Nostoc borzioides Skinner and Entwisle 2002
Nostoc botryoides (Linné 1753) Agardh 1817
Nostoc brittonii Gardner 1927
Nostoc caeruleum Lyngbye ex Bornet & Flahault
喜钙念珠藻 Nostoc calcicola Bréb. ex Bornet & Flahault, 1888
Nostoc carneum C.Agardh ex Bornet & Flahault
链状念珠藻 Nostoc catenatum Dangeard 1949
Nostoc cavernicola Miscoe and Johansen 2016
Nostoc coimbatorense Laloraya and Mitra 1974
Nostoc comminutum Kuetzing
普通念珠藻 Nostoc commune Vaucher ex Bornet & Flahault
Nostoc conglomeratum Hirose 1962
Nostoc copiosum Kogan and Jazkulijeva 1972
Nostoc cordubense Prosperi 1985，也拼作：Nostoc cordubensis
Nostoc crassisporum Geitler 1933
Nostoc cuticulare Bornet and Flahault 1886
Nostoc depressum Wood
Nostoc desertorum Reháková and Johansen 2007
Nostoc disciforme Fritsch, 1912
Nostoc edaphicum N.V.Kondratyeva, 1962
Nostoc ellipsosporum Rabenhorst ex Bornet & Flahault, 1886
Nostoc entophytum Bornet and Flahault 1886
Nostoc epilithicum Ercegović 1925
发状念珠藻 Nostoc flagelliforme Harvey ex Molinari-Novoa, Calvo-Pérez & Guiry，发菜
Nostoc foliaceum Moug. ex Bornet & Flahault
Nostoc fritschii (Mitra 1950) Schwabe and El Ayouty 1966，为Chlorogloeopsis fritschii (Mitra 1950) Mitra and Pandey 1967的异名
Nostoc fuscescens Fritsch 1912
Nostoc ghotgewadense Hegde and Somanna, 1992
Nostoc hatei Dixit 1936
Nostoc humifusum Carmich. ex Bornet & Flahault
Nostoc interbryum Sant'Anna et al.
Nostoc intestinale An 1992
Nostoc kihlmanii Lemmerm.
Nostoc linckia Bornet ex Bornet and Flahault 1886
Nostoc loculare An 1992，也拼作：Nostoc locularis
Nostoc lophotelos An 1992
Nostoc maculiforme Bornet & Flahault, 1888
Nostoc membranaceum Gardner 1927
Nostoc microscopicum Carmich. ex Bornet & Flahault
Nostoc minutissimum Kütz. ex Bornet & Flahault
Nostoc minutum Desm. ex Bornet & Flahault
Nostoc montejanii Carmona-Jiménez et al. 2023
灰念珠藻 Nostoc muscorum C.Agardh
Nostoc muscorum Schw.
Nostoc paludosum Kützing ex Bornet & Flahault
沼泽念珠藻 Nostoc paludosum Kützing
Nostoc parmelioides Kützing
Nostoc parmelioides Kützing ex Bornet & Flahault
Nostoc peltigerae Letellier
Nostoc planctonicum Poretsky & Tschernow
Nostoc pruniforme C.Agardh
Nostoc pruniforme C.Agardh ex Bornet & Flahault
点形念珠藻 Nostoc punctiforme Harvey
Nostoc punense Singh 2016，也拼作：Nostoc punensis Singh 2016，为Desmonostoc punense (Singh 2016) Saraf et al. 2018的异名
Nostoc ramosum Ercegović 1925
Nostoc simulans Gardner 1927
Nostoc sinuatum An 1992
球形念珠藻 Nostoc sphaericum Vaucher ex Bornet & Flahault
Nostoc sphaeroides Kützing ex Bornet and Flahault 1886
Nostoc sphaerosporum Gardner 1927
Nostoc spumigena (Mertens 1822) Drouet 1978
Nostoc thermophilum Vouk 1916
Nostoc thermotolerans Suradkar et al. 2017， 为Desikacharya thermotolerans (Suradkar et al. 2017) Saraf et al. 2019的异名
Nostoc torulosum Hirose 1962
Nostoc tlalocii Carmona-Jiménez et al. 2023
Nostoc undulatum Archibald 1967
Nostoc verrucosum Vaucher ex Bornet and Flahault, 1886
Nostoc vesicarium Frank 1886
Nostoc viride Sant'Anna et al. 2007
魏茨曼念珠藻 Nostoc wichmannii Weber-Van Bosse, 1913
Nostoc willei Gardner 1927
Nostoc zetterstedtii Aresch. ex Bornet & Flahault, 1886