Index Nominum Algarum Image Index
790 CARD IMAGES
beginning with CORALLINA
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- CORALLINA {Plantae Submarinae Ray}
- CORALLINA Linnaeus
- CORALLINA \{also on card: subgen. Jania (Lamouroux) Yendo
- CORALLINA \{also on card: subgenus Cornicularia Manza
- CORALLINA subg. EUCORALLINA Manza
- CORALLINA \{also on card: subgen. Jania (Lamouroux) Kützing
- Corallina abietina Lamarck
- Corallina abundans Me. Lemoine
- Corallina acetabulum (L.) Cavanilles
- Corallina aculeata Yendo
- Corallina adhaerens (Lamouroux) Kützing
- Corallina anceps Lamarck
- Corallina anceps Kützing
- Corallina andamanensis S.R.N. Rao
- Corallina andamanensis S.R.N. Rao
- Corallina androsace Pallas
- supplanted
- Corallina antennina (Kützing) Kützing
- Corallina arborescens Yendo
- Corallina arbuscula P. & R.
- Corallina armata Hooker f. & Harvey
- Corallina attenuata Kützing
- Corallina barbata Linnaeus
- Corallina bathybentha Dawson
- Corallina berteroi_('Berterii') Montagne
- Corallina berteroi ('berterii') Montagne ex Kützing
- Corallina berteroana Montagne
- Corallina bertiana De Notaris herb.
- Corallina bifurca Kützing
- Corallina binangonensis Ishijima
- Corallina calliptera Kützing
- Corallina calvadosii Lamouroux
- Corallina capensis Leach in Herb. \{also on card: Lamouroux ined.\}
- Corallina capensis (J. E. Areschoug) Yendo
- Corallina capillacea (Harvey) Hoyt
- Corallina capsularis Schousboe
- Corallina carinata Kützing
- Corallina carinata var. oblonga Kützing
- Corallina ceratoides Kützing
- Corallina chara Lamarck
- Corallina chara ('charra') Lamarck \{also on card: (typ. err.) \}
- Corallina chilensis Decaisne in Herb. \{also on card: Paris. ined.\}
- Corallina chilensis f. delicatula Skottsberg
- Corallina clavata Schousboe
- Corallina clavigera Kützing
- Corallina compacta Crouan frat.
- Corallina confusa Yendo
- Corallina conglutinata Ellis & Solander
- Corallina constricta Kützing
- Corallina cornicula Kützing
- Corallina corniculata Linnaeus
- Scanning error
- Corallina corymbosa Lamarck
- Corallina cossmannii Me. Lemoine
- Corallina crassa Esper
- Corallina crassa (Lamouroux) Collins
- Corallina crassa Ishijima
- Corallina cretacea P. & R.
- Corallina crispata Lamouroux
- Corallina cristata Linnaeus
- Corallina cubensis (Montagne) Kützing
- Corallina cupressina Esper
- Corallina cupressina Esper
- Corallina cuspidata Ellis & Solander
- Corallina cuvieri Lamouroux
- Corallina cuvieri var. calliptera (Kützing) Grunow
- Corallina cuvieri f. crispata (Lamouroux) Areschoug
- Corallina cuvieri f. densa (Collins) Yendo
- Corallina cuvieri var. denudata Sonder
- Corallina cuvieri var. subulata (Ellis & Solander) Kützing
- Corallina cuvieri var. turneri (Lamouroux) Kützing
- Corallina cylindrica Ellis & Solander
- Corallina decussatodichotoma ('decussato-dichotoma') Yendo
- Corallina delicatula J.H. Johnson & B.J. Ferris
- Corallina delicatula_('delicatulus') (Doty) E.Y. Dawson, illeg.
- Corallina densa Kützing
- Corallina densa (Collins) Doty
- Corallina denudata Sonder
- Corallina deshayesii Montagne
- Corallina dilatata Lamouroux herb.
- Corallina discoidea Esper
- Corallina elegans Herb.
- Corallina elegans Decaisne
- Corallina elegans Lenormand ex Areschoug \{also on card, before ex: mscr.\}
- Corallina elegans Lenormand in litt.
- Corallina elliptica Ishijima
- Corallina elongata J. Ellis & Solander
- Corallina elongata Ishijima
- Corallina eniwetokensis J. H. Johnson
- Corallina ephedraea Lamarck
- Corallina fastigiata (Harvey) Kützing
- Corallina ferreyrae Dawson, Acleto, & Foldvik
- Corallina filicula Lamarck
- supplanted
- Corallina filicula var. ramosissima Kützing
- Corallina flabellata Ardissone
- Corallina flabellata Kützing
- Corallina flabellata var. spinigera Kützing
- Corallina flabellum Ellis & Solander
- Corallina floccosa Lamarck
- Corallina fragilissima Linnaeus
- Corallina frondescens P. & R.
- Corallina fruticulosa Ellis & Solander
- Corallina gaillonii Lamouroux herb.
- Corallina gallioides Lamarck
- Corallina gibbosa Kützing
- Corallina gomphonemacea Kützing
- Corallina goughensis Y. M. Chamberlain
- Corallina gracilis Lamouroux
- Corallina gracilis f. densa Collins
- Corallina gracilis f. densa F. S. Collins
- Corallina gracilis var. lycopodioides Taylor
- Corallina gracilis var. verticillata Dawson
- Corallina grandis Sripada Rao
- Corallina granifera Ellis & Solander
- Corallina granifera var. australis (Grunow) De Toni
- Corallina granifera Ellis & Solander f. minor Collins
- Corallina hayasakai Ishijima
- Corallina hemisphaerica Foslie
- Corallina hombronii (Montagne) Mont. ex Kützing
- Corallina incrassata Ellis
- Corallina incrassata Ellis & Solander
- Corallina indurata Ellis & Solander
- Corallina intermedia Kützing
- supplanted
- Corallina interrupta Lamarck
- Corallina izuensis Ishijima
- Corallina japonicae C. Agardh
- Corallina kaifuensis Yendo
- Corallina lamourouxiana Leach. in herb. Lamouroux
- Corallina lapidescens Ellis & Solander
- Corallina laxa Lamarck
- Corallina lichenoides Ellis & Solander
- Corallina livida Lamarck
- Corallina lobata Lamouroux
- Corallina lobata Zanardini
- Corallina longicaulis Lamarck
- Corallina longifurca (Zanardini) Kützing
- Corallina loricata Ellis & Solander
- Corallina loricata Kützing
- Corallina magnifica Leach
- Corallina marginata Ellis & Solander
- Corallina marshallensis J. H. Johnson
- Corallina matansa Johnson
- Corallina mauritiana Børgesen
- Corallina mediterranea Areschoug
- Corallina membranacea Esper
- Corallina micrarthrodia_('micrarthodia') (Lamouroux) Reinbold
- Corallina microptera Montagne
- Corallina millegrana Lamarck
- Corallina monile Ellis & Solander
- Corallina mucronata Lamarck
- Corallina muscoides Kützing
- Corallina nagappai Sastry, Rao, & lqbaluddin
- Corallina nana Zanardini
- Corallina nana Zanardini
- Corallina nana Lenormand
- Corallina nashimotoensis Ishijima
- Corallina natalensis Areschoug
- Corallina natalensis J. E. Areschoug
- Corallina natalensis (Harvey) Kützing
- Corallina neuschelorum Johnson
- Corallina nipponica Yendo
- Corallina nitidula Areschoug nom. prov.
- Corallina nodularia Pallas
- Corallina oblongata Ellis & Solander
- Corallina obtusata Ellis & Solander
- Corallina officinalis Linnaeus
- Corallina officinalis f. aculeata (Yendo) Setchell & Gardner
- Corallina officinalis var. caloclada W. H. Harvey
- Corallina officinalis var. chilensis Kützing
- Corallina officinalis var. collabens Howe
- Corallina officinalis var. compacta (Crouan) Batters
- Corallina officinalis f. compacta (Crouan) Hamel & Me. Lemoine
- Corallina officinalis var. elatior Kützing
- Corallina officinalis var. faroensis Kützing
- Corallina officinalis var. fastigata Kützing
- Corallina officinalis var. flabellifera Schiffner
- Corallina officinalis f. flexilis Kjellman
- Corallina officinalis var. mediterranea Kützing
- Corallina officinalis var. mediterranea (J. E. Areschoug) Hauck
- Supplanted
- Corallina officinalis f. multiramosa Setchell & Gardner
- Corallina officinalis subf. densa (Yendo) Setchell & Gardner
- Corallina officinalis subf. laxa Setchell & Gardner
- Corallina officinalis var. nana (Zanardini) Ardissone
- Corallina officinalis var. paltonophora Kützing
- Corallina officinalis f. pilulifera (Postels & Ruprecht) Setchell & N.L. Gardner
- Corallina officinalis var. profunda Farlow
- Corallina officinalis f. robusta Kjellman
- Corallina officinalis f. robusta Setchell & Gardner
- Corallina officinalis var. spathulifera (Kützing) Ardissone
- Corallina officinalis f. nana (Zanardini) Van Heurck
- Corallina officinalis f. typica Kjellman
- Corallina officinalis var. vulgaris Kützing
- Corallina opuntia Linnaeus
- Corallina otsukiensis Ishijima
- Corallina palmata Ellis & Solander
- Corallina paniculata Lamouroux
- Corallina panizzoi Schnetter & Richter
- Corallina pavonia (L.) Pallas
- Corallina pavonia Esper
- Corallina pectinata Lamarck
- Corallina pedunculata (Lamouroux) Kützing
- Corallina penicillus Linnaeus
- Corallina peniculum Ellis & Solander
- Corallina phoenix Ellis & Solander
- Corallina pilifera Lamouroux
- Corallina pilulifera P. & R.
- Corallina pilulifera f. arbuscula (Post & Ruprecht) Yendo
- Corallina pilulifera var. filiformis Ruprecht
- Corallina pilulifera var. filiformis Kützing
- Corallina pilulifera var. flabellata Ruprecht
- Corallina pilulifera f. intermedia Yendo
- Corallina pilulifera var. sororia Ruprecht
- Corallina pinnata Ellis & Solander
- Corallina pinnatifolia (Manza) Dawson
- Corallina pinnatifolia var. digitata Dawson
- Corallina pistillaris (Montagne) Mont. ex Kützing
- Corallina planiuscula Kützing
- Corallina planiuscula f. antennifera Kützing
- Corallina planiuscula f. laciniata Kützing
- Corallina planiuscula f. normalis Kützing
- Corallina planiuscula f. polyphora Kützing
- Corallina plumifera Kützing
- Corallina plumosa Lamarck
- Corallina plumula Zanardini
- Corallina plumula (Zanardini) Kützing
- Corallina polychotoma Lamouroux
- Corallina polydactyla Montagne & Millardet
- Corallina polysticha Dawson
- Corallina prisca Johnson
- Corallina prolifera Lamouroux
- Corallina pumila (Lamouroux) Kützing
- Corallina purpurata Lamarck
- Corallina pusilla Sonder
- Corallina pygmaea (Lamouroux) Kützing
- Corallina racemosa Kützing
- Corallina radiata Lamarck
- Corallina radiata Yendo
- Corallina raoi_('roai') Chatterji & Gururaja
- Corallina rigens Pallas
- Corallina rigida Kützing
- Corallina rosarium Ellis
- Corallina rosarium Ellis & Solander
- Corallina rosea Lamarck
- Corallina rosea var. crispa Kützing
- Corallina rubens Linnaeus
- Corallina rubens var. concatenata Kützing
- Corallina rubens var. corniculata (L.) Hauck
- Corallina rubens f. corniculata (L.) Van Heurck
- Corallina rubens var. cristata (L.) Kützing
- Corallina rubens f. intermedia Hauck
- Corallina rubra 'Ellis'
- Corallina rugosa Ellis & Solander
- Corallina sachalinensis N.G. Klochkova
- Corallina sagittata Lamouroux
- Corallina sandwicensis Reinbold
- Corallina sessilis Yendo
- Corallina simplex Lamouroux
- Corallina somaliae Airoldi
- Corallina spathulifera Kützing
- Corallina spermatophoros 'Ellis'
- Corallina spermophora Schousboe
- Corallina spermophoros Linnaeus
- Corallina spermophoros [Esper]
- {supplanted}
- Corallina squamata Linnaeus
- Corallina stellifera Lamarck
- Corallina subulata Ellis & Solander
- Corallina tenella Kützing
- Corallina tenuissima (Sonder) Kützing
- Corallina terrestris Pallas
- Corallina tribulus Ellis & Solander
- Corallina trichocarpa Kützing
- Corallina tridens Ellis & Solander
- Corallina tridens Kützing
- Corallina tuberculosa P. & R.
- Corallina tubulosa Pallas
- Corallina tuna Ellis & Solander
- Corallina turneri Lamouroux
- Corallina typica Ishijima
- Corallina ungulata Yendo
- Corallina ungulata f. brevior Yendo
- Corallina vancouveriensis Yendo
- Corallina vancouveriensis var. aculeata (Yendo) Dawson
- Corallina vancouveriensis f. densa Yendo
- Corallina vancouveriensis var. lycopodioides (Taylor) Dawson
- Corallina vancouveriensis f. typica Yendo
- Corallina vermicula Nelson & Duncan
- Corallina verrucosa Zanardini
- Corallina verrucosa (Lamouroux) Kützing
- Corallina virgata Zanardini
- Corallina virgata Zanardini
- Corallina virgata var. attenuata (Kützing) Schiffner
- Corallina virgata var. australis Grunow
- Corallina virgata var. penicillata Schiffner
- Corallina yenoshimensis Yendo
- Corallinites pomelii Ad. Brongniart
- Corallinopsis opuntia Schousboe
- Corallinopsis opuntia Schousboe
- CORALLIODENDRON Kützing
- CORALLIODENDRON \{also on card: sect. Ovulites\}
- Coralliodendron arbuscula (Montagne) Munier-Chalmas
- Coralliodendron arbuscula var. minus_('minor') Munier-Chalmas
- Coralliodendron elongatum (Lamarck) Munier-Chalmas
- Coralliodendron margaritula (Lamarck ex Lamouroux) Munier-Chalmas
- Coralliodendron mediterraneum_('mediterranea') (Decaisne) Munier-Chalmas
- Coralliodendron oehlertii ('oehlerti') Munier-Chalmas
- Coralliodendron penicillus (Linnaeus) Kützing
- Corallium anglicum Ellis
- Corallium lichenoides Ellis
- CORALLOCEPHALUS Kützing
- Corallocephalus affinis Kützing
- Corallocephalus arbuscula (Montagne) Kützing
- Corallocephalus barbatus Kützing
- Corallocephalus dumetosus (Lamouroux) Kützing
- Corallocephalus elongatus (Decaisne) Kützing
- Corallocephalus eriophorus (Lamouroux) Kützing
- Corallocephalus granulosus (Decaisne) Kützing
- Corallocephalus lamourouxii (Decaisne) Kützing
- Corallocephalus oedipus Kützing
- Corallocephalus penicillus (Linnaeus) Kützing
- Corallocephalus peniculum (Ellis & Solander) Kützing
- Corallocephalus pyramidalis (Lamouroux) Kützing
- CORALLOPHILA Weber-van Bosse
- Corallophila apiculata R.E. Norris
- Corallophila atlantica (Joly & Ugadim) R.E. Norris
- Corallophila bella (Setchell & Gardner) R.E. Norris
- Corallophila cinnabarina (Grateloup ex Bory de Saint-Vincent) R. E. Norris
- Corallophila howei (Weber-van Bosse) R.E. Norris
- Corallophila huysmansii (Weber-van Bosse) R.E. Norris
- Corallophila itonoi (F. Ardré) R.E. Norris
- Corallophila kleiwegii Weber-van Bosse
- Corallophila ptilocladioides (R.E. Norris & I.A. Abbott) R.E. Norris
- Corallophila verongiae (D.L. Ballantine & M.J. Wynne) R. E. Norris
- CORALLOPSIS Greville
- Corallopsis aculeata (Hering) Holmes
- Corallopsis australasica Sonder
- supplanted
- Corallopsis cacalia J. Agardh
- Corallopsis chondroides (Bory) Greville
- Corallopsis concrescens Reinbold
- Corallopsis dichotoma Suhr
- Corallopsis excavata Setchell & Gardner
- Corallopsis froelichiana Suhr
- Corallopsis minor (Sonder) J. Agardh
- Corallopsis opuntia J. Agardh
- Corallopsis reptans Weber-van Bosse
- Corallopsis sagraeana Montagne
- Corallopsis salicornia (C. Agardh) Greville
- Corallopsis salicornia var. minor Sonder
- Corallopsis salicornia var. simplicior (Agardh) Kützing
- Corallopsis umbellifera Zanardini
- Corallopsis urvillei (Montagne) J. Agardh
- Corallopsis urvillei var. cereus J. Agardh
- Corallopsis urvillei f. elongata Weber-van Bosse
- Corallopsis urvillei f. extensa Sonder
- Corallopsis urvillei f. robusta Sonder
- Corallopsis urvillei var. urvillei J. Agardh
- CORANNULUS Stradner
- Corannulus arenarius Stradner
- Corannulus germanicus Stradner
- CORAPHYTON Steinmann
- CORBICULA Meunier
- Corbicula socialis Meunier
- CORBIEREA P. A. Dangeard
- CORBIEREA (Dangeard) Schmidle {also on card: subdivision of Charteria}
- CORBIEREA Pascher [also on card: Reihe [Subgen.] of Carteria
- Corbierea kuteinikowii (Goroschankin) Dangeard
- Corbierea vulgaris P. A. Dangeard
- CORBILITHUS Haq
- Corbilithus tenansa_('tenansus') (Deflandre) Haq
- CORBISEMA Hanna
- Corbisema angularis D. Bukry
- Corbisema apiculata (Lemmermann) [Frenguelli]
- Corbisema apiculata f. dictioquidea Frenguelli {invalid}
- Corbisema apiculata var. inermis (Lemmermann) Deflandre
- Corbisema apiculata f. naviculoidea Frenguelli {invalid}
- Corbisema archangelskiana (Schulz) [Frenguelli]
- Corbisema archangelskiana (Schulz) Bukry
- Corbisema bimucronata Deflandre
- Corbisema bimucronata subsp. rotatoria D. Bukry
- Corbisema bukryi A.P. Jousé ex T.V. Desikachary & P. Prema
- Corbisema constricta H.Y. Ling
- Corbisema convexa (D. Bukry) S. Locker & E. Martini
- Corbisema cuspis K.E. Busen & S.W. Wise, Jr.
- Corbisema disymmetrica subsp. angulata Bukry
- Corbisema disymmetrica subsp. communis Bukry
- Corbisema disymmetrica subsp. naviculoidea (K. Perch-Nielsen) S. Locker & E. Martini
- Corbisema elata (Z.I. Glezer) S. Locker & E. Martini
- Corbisema exilis D. Bukry
- Corbisema falklandensis D. Bukry
- Corbisema geometrica Hanna
- Corbisema geometrica var. apiculata Jousé
- Corbisema glezerae Bukry
- Corbisema globulata (D. Bukry) S. Locker & E. Martini
- Corbisema hastata (Lemmermann) [Frenguelli]
- Corbisema hastata subsp. cunicula Bukry
- Corbisema hastata subsp. globulata D. Bukry
- Corbisema hastata subsp. minor (Schulz) Bukry
- Corbisema hastata subsp. miranda D. Bukry
- Corbisema hexacantha (Schulz) Deflandre
- Corbisema inermis (Lemmermann) Dumitrica
- Corbisema inermis Bukry
- Corbisema inermis subsp. ballantina D. Bukry
- Corbisema inermis subsp. crenulata ('crenulatum') D. Bukry
- Corbisema inermis subsp. disymmetrica P. Dumitrica
- Corbisema inermis subsp. minor (Glezer) Bukry
- Corbisema katharinae D. Bukry
- Corbisema lamellifera (Glezer) Perch-Nielsen
- Corbisema lamellifera (Z.I. Glezer) Bukry
- Corbisema lamellifera var. hastata (Glezer) Perch-Nielsen
- Corbisema media (Glezer) Perch-Nielsen
- Corbisema media f. reducta (Z.I. Glezer) T.V. Desikachary & P. Prema
- Corbisema minor (Schulz) Perch-Nielsen
- Corbisema navicula (Ehrenberg) K.E. Busen & S.W. Wise, Jr.
- Corbisema navicula subsp. constricta K.E. Busen & S.W. Wise, Jr.
- Corbisema naviculoidea K. Perch-Nielsen
- Corbisema neoparallela Bukry
- Corbisema oamaruensis (P. Schulz) Frenguelli
- Corbisema ovalis K. Perch-Nielsen
- Corbisema panda D. Bukry
- Corbisema parallela Hajós
- Corbisema perch-nielseniae ('perch-nielsenii') T.V. Desikachary & P. Prema
- Corbisema quadralta (Hanna) Deflandre
- Corbisema regina D. Bukry
- Corbisema ruestii ('rüsti') Deflandre
- Corbisema schulziana Deflandre
- Corbisema schulzii (Deflandre) D. Bukry
- Corbisema spinosa Deflandre
- Corbisema toxeuma D. Bukry
- Corbisema triacantha (Ehrenberg) Frenguelli
- Corbisema triacantha subsp. convexa D. Bukry
- Corbisema triacantha subsp. mediana D. Bukry
- Corbisema triacantha var. nuda ('nudum') D. Bukry
- Corbisema xenica ('xenicum') D. Bukry \{also on card, after xenicum: ('xenica') \}
- CORBULARIA Vologdin
- Corbularia conglutinata Vologdin
- Corbularia filamentosa Titorenko
- Corbularia spongiosa Titorenko
- CORCONTOCHRYSIS Kalina
- Corcontochrysis noctivaga Kalina
- Cordejeviella nigra (err. typ.)
- CORDOSPHAERIDIUM Eisenack
- Cordosphaeridium axiale Eisenack
- Cordosphaeridium biarmatum Morgenroth
- Cordosphaeridium bipolare Cookson & Eisenack
- Cordosphaeridium callosum Morgenroth
- Cordosphaeridium cantharellum (Brosius) Davey & Williams
- Cordosphaeridium cantharellum (Brosius) Gocht
- Cordosphaeridium capricornum Cookson & Eisenack
- Cordosphaeridium commune Corradini
- Cordosphaeridium cracenospinosum Davey & Williams
- Cordosphaeridium difficile (Manum & Cookson) Davey & Williams
- Cordosphaeridium diktyoplokus (Klumpp) Eisenack
- Cordosphaeridium diktyoplokus subsp. latum (Klumpp) Eisenack
- Cordosphaeridium divergens (Eisenack) Eisenack
- Cordosphaeridium eoinodes (Eisenack) Eisenack
- Cordosphaeridium erectum (Manum & Cookson) Davey & Williams
- Cordosphaeridium exilimurum Davey & Williams
- Cordosphaeridium fasciatum R.J. Davey & G.L. Williams
- Cordosphaeridium fibrospinosum Davey & Williams
- Cordosphaeridium filosum G. J. Wilson
- Cordosphaeridium floripes (Deflandre & Cookson) Eisenack
- Cordosphaeridium floripes subsp. breviradiatum (Cookson & Eisenack) Eisenack
- Cordosphaeridium funiculatum Morgenroth
- Cordosphaeridium gracile ('gracilis') (Eisenack) Davey & Williams
- Cordosphaeridium hirundo (Eisenack) Stover & Evitt
- Cordosphaeridium inodes (Klumpp) Eisenack
- Cordosphaeridium inodes subsp. gracile ('gracilis') (Eisenack) Eisenack
- Cordosphaeridium inodes subsp. longipes J.M. Hansen
- Cordosphaeridium inodes subsp. minimum Morgenroth
- Cordosphaeridium inodes subsp. minus Morgenroth
- Cordosphaeridium inodes subsp. robustum Gocht
- Cordosphaeridium klumppii ('klumppi') Corradini
- Cordosphaeridium latispinosum Davey & Williams
- Cordosphaeridium lemniscatum Corradini
- Cordosphaeridium microtriainum ('microtriaina') (Klumpp) Eisenack
- Cordosphaeridium microtriainum ('microtriaina') subsp. centrocarpum (Deflandre & Cookson) De Coninck
- Cordosphaeridium microtriainum var. nanum Rozen
- Cordosphaeridium minimum (Morgenroth) Benedek
- Cordosphaeridium multispinosum Davey & Williams
- Cordosphaeridium solaster Morgenroth
- Cordosphaeridium tenuistriatum Heisecke
- Cordosphaeridium tiara (Klumpp) Morgenroth
- Cordosphaeridium tiara subsp. centrocarpum (Deflandre & Cookson) Morgenroth
- Cordosphaeridium uncinispinosum J. De Coninck
- Cordosphaeridium uncinispinosum J. De Coninck
- Cordosphaeridium xanthium Benedek
- CORDYLECLADIA J. Agardh
- Cordylecladia andersonii Grun.
- Cordylecladia australis J. Agardh
- Cordylecladia australis J. Agardh
- Cordylecladia conferta (Montagne) J. Agardh
- Cordylecladia erecta (Greville) J. Agardh
- Cordylecladia furcellata J. Agardh
- Cordylecladia huntii Harvey
- Cordylecladia irregularis Harvey
- Cordylecladia lemanaeformis (Bory) Howe
- Cordylecladia peaseae_('peasiae') Collins
- Cordylecladia peaseae_('peasiae') Collins
- CORETHRON Targioni-Tozzetti \{card is out-of-order\}
- Cordylecladia rigens (C. Agardh) Collins & Hervey
- Cordylecladia rigens (C. Agardh) Collins & Hervey
- CORDYLOCLADIA J. E. Gray
- COREMATOCLADUS Ruedemann
- Corematocladus densa Ruedemann
- CORETHRON Castracane
- CORETHRON \{also on card: sect. Scoparius\}
- Corethron aerostatum Leuduger-Fortmorel (CAS)
- Corethron columna Schütt
- Corethron cometa Brun (CAS)
- Corethron criophilum Castracane (CAS)
- Corethron criophilum f. inerme (Karsten) Hasle
- Corethron criophilum var. inflatum Lemmermann (CAS)
- Corethron hispidum Castracane (CAS)
- Corethron hystrix Hensen (CAS)
- Corethron inerme Karsten (CAS)
- Corethron lusitanicum Dangeard (CAS)
- Corethron murrayanum Castracane (CAS)
- Corethron pelagicum Brun (CAS)
- Corethron pennatum (Grunow) Ostenfeld
- Corethron rectum Leuduger-Fortmorel (CAS)
- Corethron valdiviae Karsten (CAS)
- Corethron valdiviae Karsten (CAS)
- CORINALDIA Trevisan
- Corinaldia compressa (Harvey) Trevisan
- Corinaldia kotschyana (Endlicher & Diesing) Trevisan
- Corinaldia lumbricalis (L.) Trevisan
- Corinaldia tasmanica (Harvey) Trevisan
- Corinaldia viridis (C. Agardh) Trevisan
- CORINNA Heiberg
- Corinna elegans Heiberg (CAS)
- CORIOPHYLLUM Setchell & Gardner
- Coriophyllum expansum Setchell & Gardner
- Coriophyllum setchellii Weber-van Bosse
- CORISPHAERA Kamptner
- CORISPHAERA Kamptner
- Corisphaera amplior Lecal-Schlauder
- Corisphaera arethusae Kamptner
- Corisphaera coriolis F. Bernard
- Corisphaera corona Kamptner
- Corisphaera fagei F. Bernard
- Corisphaera fibula Lecal-Schlauder
- Corisphaera fournieri F. Bernard
- Corisphaera gracilis Kamptner
- Corisphaera hasleana Gaarder
- Corisphaera magnifica Schlauder
- Corisphaera margaritacea Lecal-Schlauder
- Corisphaera multipora Gaarder
- Corisphaera perennis Schlauder
- Corisphaera perennis var. alpha Lecal & Bernheim
- Corisphaera ponticulifera Kamptner
- Corisphaera spinosa Kamptner
- Corisphaera stellulata Lecal-Schlauder
- Corisphaera strigilis Gaarder
- Corisphaera tenax Lecal
- Corisphaera tyrrheniensis A. Kleijne
- Corisphaera vivesii ('vivesi') F. Bernard
- Corisphaera wettsteinii (Kamptner) Gaarder
- CORMODICTYON Piccone
- CORNEA Stackhouse
- Cornea capillacea (Gmelin) Stackhouse
- Cornea deformis (Turn.) Stackhouse
- Cornea filicina (Hudson) Stackhouse
- Cornea pusilla (Stackhouse) Stackhouse
- Cornea sericea (Gmelin) Stackhouse
- Cornea spinosa (Gmelin) Stackhouse
- CORNICULARIA Manza \{also on card: subgen. of Corallina\}
- CORNICULARIA (Manza) V. J. Chapman & Parkinson
- Cornicularia cuvieri (Lamouroux) V. J. Chapman & Parkinson
- Cornicularia gracilis (Lamouroux) V. J. Chapman & Parkinson
- Cornicularia granifera (Decaisne) Ellis & Solander
- Cornicularia hispidula Acharius
- Cornicularia pilifera (Lamouroux) V. J. Chapman & Parkinson
- Cornicularia pubescens var. fibrillosa Acharius
- Cornicularia pubescens var. hispidula (Acharius) Acharius
- Cornicularia rosea (Lamarck) V. J. Chapman & Parkinson
- Cornicularia velutina Acharius
- CORNPLANKTONA Sah & Kar
- Cornplanktona fracta Sah & Kar
- Cornplanktona unicornis_('unicorna') Sah & Kar
- CORNUA P. Schulz
- Cornua aculeifera Deflandre
- Cornua aculeifera Deflandre
- Cornua aculeifera Deflandre
- Cornua brevispinosa Hovasse
- Cornua crispa Hovasse
- Cornua gothica Hovasse
- Cornua trifurcata P. Schulz
- CORNUDINIUM S. A. J. Pocock
- Cornudinium stavelyense S. A. J. Pocock
- CORNUMONAS Schiller
- CORNUTA Brand \{also on card: Division of Cladophora.\}
- CORNUTA Van den Hoek \{also on card: Section of Cladophora\}
- Cornutella lithocampe Ehrenberg
- CORNUTULA Korde
- Cornutula kaltatica Korde
- Cornutula kyzassica Korde
- COROLLITHION Stradner
- Corollithion achylosum (Stover) Thierstein
- Corollithion acutum Thierstein
- Corollithion covingtonii J. Mutterlose & S.W. Wise, Jr.
- Corollithion delftense_('delftensis') (H. Stradner & D. Adamiker) S.W. Wise, Jr.
- Corollithion derosum ('derosus') Lyul'eva
- Corollithion ellipticum Bukry
- Corollithion escovillense (A.P. Rood & T. Barnard) S.W. Wise, Jr.
- Corollithion exiguum Stradner
- Corollithion fragile (A.P. Rood & T. Barnard) F. H. Wind & S. W. Wise, Jr. \{also on card, after fragile: ('fragilis') \}
- Corollithion helotatum F.H. Wind & S.W. Wise, Jr. \{also on card, after helotatum: ('helotatus') \}
- Corollithion octoradiatum Gartner
- Corollithion pauciramosum (M. Black) S. W. Wise, Jr. \{also on card, after pauciramosum: ('pauciramosus') \}
- Corollithion perch-nielsenii M.V. Filewicz, F.H. Wind, & S.W. Wise, Jr.
- Corollithion protosignum Worsley
- Corollithion senarium_('senarius') F.H. Wind & S.W. Wise, Jr.
- Corollithion silvaradion M.V. Filewicz, F.H. Wind, & S. W. Wise, Jr.
- Corollithion transversum (Lyul'eva) Shumenko
- CORONA P. Lefébure & E. Chenevière
- Corona magnifica Lefébure & Chenevière (CAS)
- Corona retinervis Sheshukova-Poretskaya & Glezer
- CORONASTER Martini
- Coronaster fragilis Martini
- CORONASTRUM R.H. Thompson
- Coronastrum aestivale R.H. Thompson
- Coronastrum anglicum E. A. Flint
- Coronastrum chodatii Komárek
- Coronastrum ellipsoideum Fott
- Coronastrum lunatum Thompson
- CORONE Fott
- Corone bohemica Fott
- CORONIA Ehrenberg \{also on card: [subgenus of] Campylodiscus\}
- CORONIA Ehrenberg ex Grunow \{also on card: [Gruppe of] Campylodiscus\}
- CORONIA Ehrenberg
- Coronia echeneis (Ehrenberg) Ehrenberg
- CORONIFERA Cookson & Eisenack
- Coronifera albertii Millioud
- Coronifera monstruosa (Tasch) Stover & Evitt
- Coronifera oceanica Cookson & Eisenack
- Coronifera striolata (Deflandre) Stover & Evitt
- Coronifera tubulosa Cookson & Eisenack
- CORONOCYCLUS Hay, Mohler, & Wade
- Coronocyclus nitescens (Kamptner) Bramlette & Wilcoxon
- Coronocyclus prionion (Deflandre & Fert) Stradner
- Coronocyclus serratus Hay, Mohler, & Wade
- CORONOPIFOLIA Stackhouse
- CORONOPIFOLIA Stackhouse
- Coronopifolia cartilaginea Stackhouse
- Coronopifolia coronopifolia Le Jolis, invalid
- Coronopifolium coronopifolium (Goodenough & Woodward) Kuntze
- Coronopifolia vulgaris Stackhouse
- CORONOPIFOLIUM O. Kuntze
- CORONOPIFOLIUM Stackhouse corr. Kuntze
- CORONOPSIS 0. Wetzel
- Coronopsis digitata Wetzel
- CORONOSPHAERA Gaarder
- Coronosphaera binodata (Kamptner) Gaarder
- Coronosphaera maxima (Halldal & Markali) Gaarder
- Coronosphaera mediterranea (Lohmann) Gaarder
- CORONYMPHA Kirby
- Coronympha clevelandii ('clevelandi') Kirby
- Coronympha octonaria Kirby
- CORRADORIA Trevisan
- CORRADORIA 'Martius'
- Corradoria denticulata (Decaisne) Trevisan
- Corradoria distichophylla (Sonder) Trevisan
- Corradoria falcata (Kützing) Trevisan
- Corradoria lessonii (Bory) Trevisan
- Corradoria longifolia (Agardh) Trevisan
- Corradoria pinnata (L. f.) Trevisan
- Corradoria pinnata var. taxifolia (Vahl) Trevisan
- Corradoria plumaris (Forssk.) Trevisan
- Corradoria scalpelliformis (Br.) Trevisan
- CORRADORUS 'J. E. Gray'
- CORRUDINIUM Stover & Evitt
- Corrudinium incompositum (Drugg) Stover & Evitt
- CORTICULARIA Kützing
- Corticularia arcta (Kützing) Kützing
- Corticularia brachiata (Kützing) J. E. Gray
- Corticularia fuscata (Zanardini) Kützing
- Corticularia laeta (C. Agardh) Kützing
- Corticularia naegeliana Kützing
- Corticularia rufescens Kützing
- Corticularia tenella Kützing
- Corticularia verminosa (Kützing) Kützing
- Corticularia vesicata Nägeli ex Kützing
- CORYCUS Kjellman
- Corycus lanceolatus (Kützing) Skottsberg
- Corycus nigrescens Kjellman
- Corycus prolifer (J. Agardh) Hariot
- Corycus prolifer Kjellman
- CORYDOPODIUM Derville
- CORYMBELLUS J. C. Green
- Corymbellus aureus J. C. Green
- CORYMBOSTOMUM Zanon
- Corymbostomum ivanoffii ('ivanoffi') Zanon
- CORYNECLADIA J. Agardh
- Corynecladia australasica ([Sonder]) Sonder
- Corynecladia australasica (Sonder) O.C. Schmidt
- Corynecladia clavata (Sonder) J. Agardh
- Corynecladia umbellata J. Agardh
- CORYNEPHORA C. Agardh
- Corynephora agarum Despréaux in sched.
- Corynephora baltica (Kützing) Kützing
- Corynephora crustata Schousboe
- Corynephora flaccida C. Agardh
- Corynephora granulosa Kützing
- Corynephora marina (Lyngbye) C. Agardh
- Corynephora umbellata C. Agardh
- Corynephora umbellata J. Agardh mss.
- CORYNION Targioni-Tozzetti
- CORYNOCLADUS Leidy
- Corynocladus radiatus Leidy
- CORYNODES G. Targioni-Tozzetti
- CORYNOMORPHA J. Agardh
- Corynomorpha clavata (Harv.) J. Agardh
- Corynomorpha prismatica (J. Agardh) J. Agardh
- CORYNOPHLAEA Kützing
- Corynophlaea crispa (Harvey) Kuckuck
- Corynophlaea cristata Womersley & Skinner
- Corynophlaea cystophorae J. Agardh
- Corynophlaea cystophorae var. longifila Reinbold
- Corynophlaea baltica Kützing
- Corynophlaea flaccida (C. Agardh) Kützing
- Corynophlaea globulifera (Ruprecht) Perestenko
- Corynophlaea hamelii Feldmann
- Corynophlaea longifila (Reinbold) Chapman
- Corynophlaea umbellata (C. Agardh) Kützing
- CORYNOSPORA J. Agardh
- Corynospora arachnoidea Harvey
- Corynospora australis Harvey
- Corynospora belangeri Montagne
- Corynospora borreri (J.E. Smith) Bornet
- Corynospora clavata (Schousboe ex C. Agardh) J. Agardh
- Corynospora elongata (Harv.) E. Kylin
- Corynospora elongata (Harv.) May
- Corynospora flabelligera (Harv.) May
- Corynospora flexuosa (C. Agardh) J. Agardh
- Corynospora furcellata (J. Agardh) Levring
- Corynospora gracilis Harvey
- Corynospora griffithsioides (Sonder) E. Kylin
- Corynospora griffithsioides (Sonder) May
- Corynospora indica (Børgesen) Krishnamurthy & Joshi
- Corynospora licmophora (Harv.) E. Kylin
- Corynospora licmophora (Harv.) May
- Corynospora multifida (Hudson) Crouan frat.
- Corynospora pedicellata (J. E. Smith) J. Agardh
- Corynospora pennata Crouan frat.
- Corynospora pinnata J. Agardh
- Corynospora ramulosa J. Agardh
- Corynospora sericata (Segawa) T. Yoshida
- Corynospora turneri (Roth) P. Crouan & H. Crouan
- Corynospora turneri var. minima Crouan frat.
- Corynospora wuellersdorfii ('Wüllersdorfii') Grun. \{also on card: in text: C. Wüllerstorfiana Grun.\}
- Corynospora wuellerstorfiana_('Wüllerstorfiana') Grunow
- Corynospora wuellerstorfiana ('Wüllerstorfiana') f. antheridifera Grun.
- Corynospora wuellerstorfiana ('Wüllerstorfiana') f. sporifera Grun.
- Corynospora wuellerstorfiana ('Wüllerstorfiana') f. sterilis Grun.
- CORYPHIDIUM Vavrdová
- Coryphidium bohemicum Vavrdová
- Coryphidium elegans F. H. Cramer, Allam, Kanes, & Diez
- CORYPHOSPORIUM Nägeli \{also on card: subgenus of Anotrichium\}
- Coryphosporium tenue (C. Agardh) Nägeli mscr.
- CORYTHODINIUM Loeblich Jr. & Loeblich III
- Corythodinium belgicae (Meunier) F.J.R. Taylor
- Corythodinium biconicum (Kofoid) F.J.R. Taylor
- Corythodinium carinatum (Gaarder) F.J.R. Taylor
- Corythodinium compressum (Kofoid) F.J.R. Taylor
- Corythodinium constrictum (Stein) F.J.R. Taylor
- Corythodinium cristatum (Kofoid) F.J.R. Taylor
- Corythodinium curvicaudatum (Kofoid) F.J.R. Taylor
- Corythodinium diploconus (Stein) F.J.R. Taylor
- Corythodinium elegans (Pavillard) F.J.R. Taylor
- Corythodinium frenguellii (Rampi) F.J.R. Taylor
- Corythodinium globosum (Kofoid) F.J.R. Taylor
- Corythodinium latum (Gaarder) F.J.R. Taylor
- Corythodinium michaelsarsii (Gaarder) F.J.R. Taylor
- Corythodinium milneri Balech
- Corythodinium recurvum (Kofoid & Michener) F.J.R. Taylor
- Corythodinium reticulatum (Stein) F.J.R. Taylor
- Corythodinium tesselatum (Stein) Loeblich Jr. & Loeblich III
- COSCINOCONUS Leupold
- Coscinoconus alpinus Leopold
- Coscinoconus asymmetricus Maslov
- Coscinoconus conicus Maslov
- Coscinoconus elongatus Leupold
- Coscinoconus fusiformis Maslov
- Coscinoconus minutus Maslov
- Coscinoconus oblongus Maslov
- Coscinoconus pagodaeformis Maslov