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                                    Oscillatoria bonnemaisonii (P.Crouan & H.Crouan) P.Crouan & H.Crouan
                                 | 
                                J. E. Tilden s.n. | 
                                19 Jul 1900 | 
                                United States of America | 
                                Hawaii | 
                                near Hilo, Seaconnot, floating in… | 
                                — | 
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                                    Oscillatoria limosa C.Agardh ex Gomont
                                 | 
                                M. G. Fanning 16 | 
                                1902 | 
                                United States of America | 
                                Texas | 
                                 | 
                                — | 
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                                    Oscillatoria princeps Vaucher ex Gomont
                                 | 
                                C. F. Baker 4 | 
                                01 May 1896 | 
                                United States of America | 
                                Alabama | 
                                Lee Co. | 
                                — | 
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                                    Phormidium crosbyanum Tilden
                                 | 
                                J. E. Tilden s.n. | 
                                21 May 1900 | 
                                United States of America | 
                                Hawaii | 
                                Oahu, Waianae, forming reddish-brown, flattened-globose… | 
                                isotype | 
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                                    Phormidium favosum (Bory) Gomont
                                 | 
                                M. G. Fanning 9 | 
                                1902 | 
                                United States of America | 
                                Texas | 
                                 | 
                                — | 
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                                    Phormidium inundatum Kütz.
                                 | 
                                T. A. Williams | D. Griffiths 1 | 
                                01 Sep 1898 | 
                                United States of America | 
                                Montana | 
                                Yellowstone Co. on pottoms of… | 
                                — | 
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                                    Phormidium laminosum Gomont
                                 | 
                                W. A. Kellerman 5053 | 
                                25 Jan 1906 | 
                                Guatemala | 
                                — | 
                                near Lake Amatitlan, in a… | 
                                — | 
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                                    Phormidium retzii (C.Agardh) Kütz. ex Gomont
                                 | 
                                M. G. Fanning A | 
                                1902 | 
                                United States of America | 
                                Texas | 
                                 | 
                                — | 
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                                | 
                                    Phormidium retzii (C.Agardh) Kütz. ex Gomont
                                 | 
                                C. F. Baker 5 | 
                                24 Mar 1897 | 
                                United States of America | 
                                Alabama | 
                                Lee Co. | 
                                — | 
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                                | 
                                    Phormidium uncinatum (C.Agardh ex Gomont) Gomont
                                 | 
                                W. A. Kellerman 5063 and 5067 | 
                                28 Jan 1906 | 
                                Guatemala | 
                                — | 
                                Lake Amatitlan, on rocks at… | 
                                — | 
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                                    Phormidium valderianum Gomont
                                 | 
                                W. A. Kellerman 4304 | 
                                08 Feb 1905 | 
                                Guatemala | 
                                — | 
                                Lake Amatitlan, Laguna | 
                                — | 
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                                    Pithophora affinis Nordst.
                                 | 
                                M. G. Fanning s.n. | 
                                s.d. | 
                                United States of America | 
                                Texas | 
                                 | 
                                — | 
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                                | 
                                    Pleurococcus vulgaris Menegh.
                                 | 
                                W. A. Kellerman 5066 | 
                                01 Feb 1906 | 
                                Guatemala | 
                                — | 
                                Lake Amatitlan, on cedar planks… | 
                                — | 
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                                | 
                                    Polysiphonia calothrix Harv.
                                 | 
                                J. E. Tilden s.n. | 
                                Jun 1900 | 
                                United States of America | 
                                Hawaii | 
                                Oahu, Koolauloa, Laie point, under… | 
                                — | 
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                                | 
                                    Renfrewia parvula Griggs
                                 | 
                                R. F. Griggs s.n. | 
                                Aug 1905 | 
                                Canada | 
                                British Columbia | 
                                Port Renfrew, Minnesota Seaside Station,… | 
                                — | 
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                                | 
                                    Rhizoclonium hieroglyphicum (C.Agardh) Kütz.
                                 | 
                                M. G. Fanning 7 | 
                                1902 | 
                                United States of America | 
                                Texas | 
                                 | 
                                — | 
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                                | 
                                    Sargassum bacciferum (W.B.Turner) C.Agardh
                                 | 
                                C. W. Hall s.n. | 
                                Feb 1909 | 
                                — | 
                                — | 
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                                — | 
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                                | 
                                    Sargassum bacciferum (W.B.Turner) C.Agardh
                                 | 
                                C. W. Hall s.n. | 
                                Feb 1909 | 
                                — | 
                                — | 
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                                — | 
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                                | 
                                    Scytonema azureum Tilden
                                 | 
                                J. E. Tilden s.n. | 
                                18 Jul 1900 | 
                                United States of America | 
                                Hawaii | 
                                Puna, with other algae forming… | 
                                type | 
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                                | 
                                    Scytonema crispum (C.Agardh) Bornet
                                 | 
                                J. E. Tilden s.n. | 
                                03 Aug 1908 | 
                                United States of America | 
                                Minnesota | 
                                Washington Co. Lily Lake, floating… | 
                                — | 
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                                | 
                                    Scytonema fuliginosum Tilden
                                 | 
                                J. E. Tilden s.n. | 
                                04 Jul 1900 | 
                                United States of America | 
                                Hawaii | 
                                Pahala Plantation beach, forming a… | 
                                isotype | 
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                                | 
                                    Scytonema mirabile Bornet
                                 | 
                                J. E. Tilden s.n. | 
                                07 Jul 1900 | 
                                United States of America | 
                                Hawaii | 
                                Waialuka River Falls, four miles… | 
                                — | 
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                                | 
                                    Spyridia filamentosa (Wulfen) Harv.
                                 | 
                                J. E. Tilden s.n. | 
                                May 1900 | 
                                United States of America | 
                                Hawaii | 
                                Hawaiian Islands, Oahu, Waianae, on… | 
                                — | 
                                 | 
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                                | 
                                    Stigonema ocellatum Thur. ex Bornet & Flahault
                                 | 
                                W. A. Kellerman 5070 | 
                                03 Feb 1906 | 
                                Guatemala | 
                                — | 
                                near Lake Atitlan, on side… | 
                                — | 
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                                | 
                                    Tetraspora lubrica var. lacunosa (Duby) Rabenh.
                                 | 
                                C. F. Baker s.n. | 
                                24 Mar 1897 | 
                                United States of America | 
                                Alabama | 
                                Lee Co. | 
                                — | 
                                 | 
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