Displaying 1 - 50 out of 752 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Spirogyra bellis (Hassall) P.Crouan & H.Crouan | J. E. Tilden s.n. | 14 Jul 1894 [corrected in ink] | United States of America | Minnesota | Hennepin Co. Eden Prairie | — |
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| Spirogyra porticalis (O.F.Müll.) Dumort. | J. E. Tilden s.n. | 09 Jan 1894 | United States of America | Minnesota | Hennepin Co. Eden Prairie, in… | — |
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| Spirogyra quadrata | J. E. Tilden s.n. | 11 Oct 1894 | United States of America | Minnesota | Hennepin Co. in stream | — |
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| Spirogyra setiformis (Roth) Kütz. | J. E. Tilden s.n. | 05 Jan 1894 | United States of America | Minnesota | Hennepin Co. | — |
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| Porphyra columbina Mont. | J. E. Tilden s.n. | Feb 1935 | New Zealand | — | Stewart Island | — |
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| Stigeoclonium nanum (Dillwyn) Kütz. | J. E. Tilden s.n. | 08 Oct 1894 | United States of America | Wisconsin | Polk Co. attached to Ranunculus… | — |
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| Spirogyra porticalis (O.F.Müll.) Dumort. | J. E. Tilden s.n. | 09 Jan 1894 | United States of America | Minnesota | Hennepin Co. Eden Prairie, in… | — |
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| Spirogyra setiformis (Roth) Kütz. | J. E. Tilden s.n. | 05 Jan 1894 | United States of America | Minnesota | Hennepin Co. | — |
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| Spirogyra mirabilis (Hassall) Kütz. | J. E. Tilden s.n. | 03 Aug 1894 | United States of America | Minnesota | Ramsey Co. Shadow falls | — |
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| Spirogyra bellis (Hassall) P.Crouan & H.Crouan | J. E. Tilden s.n. | 14 Jul 1894 [corrected in ink] | United States of America | Minnesota | Hennepin Co. Eden Prairie | — |
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| Spirogyra quadrata | J. E. Tilden s.n. | 11 Oct 1894 | United States of America | Minnesota | Hennepin Co. in stream | — |
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| Cosmarium subcrenatum | J. E. Tilden s.n. | 24 Sep 1894 | United States of America | Wisconsin | Polk Co. | — |
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| Ulva intestinalis L. | J. E. Tilden s.n. | 12 Jul 1897 | United States of America | Washington | Kitsap Co. beach at Tracyton | — |
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| Ulva lactuca f. genuina Hauck | J. E. Tilden s.n. | 12 Jul 1897 | United States of America | Washington | Kitsap Co. on rocks between… | — |
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| Ulva lactuca f. genuina Hauck | J. E. Tilden s.n. | 12 Jul 1897 | United States of America | Washington | Kitsap Co. on rocks between… | — |
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| Ulva compressa L. | J. E. Tilden s.n. | 31 Jul 1897 | United States of America | Washington | Kitsap Co. attached to worm… | — |
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| Prionitis lyallii f. densissima Harv. | J. E. Tilden s.n. | 28 May 1898 | United States of America | Washington | San Juan Island, North Bay,… | — |
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| Gigartina corymbifera (Kütz.) J.Agardh | J. E. Tilden s.n. | 22 Jul 1898 | United States of America | Washington | Kitsap Co. Port Orchard, channel… | — |
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| Iridaea laminarioides Bory | J. E. Tilden s.n. | 02 Jun 1898 | United States of America | Washington | San Juan Island, Minnesota reef,… | — |
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| Iridaea laminarioides Bory | J. E. Tilden s.n. | 01 Jul 1898 | Canada | British Columbia | Victoria, North of Oak Bay,… | — |
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| Iridaea laminarioides Bory | J. E. Tilden s.n. | 01 Jul 1898 | Canada | British Columbia | Victoria, North of Oak Bay,… | — |
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| Iridophycus heterocarpus (Postels & Rupr.) Setch. & N.L.Gardner | J. E. Tilden s.n. | 22 Jul 1898 | United States of America | Washington | Kitsap Co. Port Orchard, channel… | — |
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| Platythamnion villosum Kylin | J. E. Tilden s.n. | 28 May 1898 | United States of America | Washington | San Juan island, "Idlewild," near… | — |
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| Callithamnion arbuscula (Dillwyn) Lyngb. | J. E. Tilden s.n. | 06 Jun 1898 | United States of America | Washington | Brown Island, on sides of… | — |
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| Chara contraria A.Braun ex Kütz. | J. E. Tilden s.n. | 08 Jul 1897 | United States of America | Utah | Great Salt Lake, Garfield Beach,… | — |
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| Chara contraria A.Braun ex Kütz. | J. E. Tilden s.n. | 08 Jul 1897 | United States of America | Utah | Great Salt Lake, Garfield Beach,… | — |
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| Chara contraria A.Braun ex Kütz. | J. E. Tilden s.n. | 08 Jul 1897 | United States of America | Utah | Great Salt Lake, Garfield Beach,… | — |
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| Callophyllis obtusifolia J.Agardh | J. E. Tilden s.n. | 01 Aug 1898 | Canada | British Columbia | Vancouver Island, Strait of Juan… | — |
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| Ptilota densa C.Agardh | J. E. Tilden s.n. | 04 Aug 1898 | Canada | British Columbia | Vancouver Island, Strait of Juan… | — |
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| Nitophyllum multilobum J.Agardh | J. E. Tilden s.n. | 01 Aug 1898 | Canada | British Columbia | Vancouver Island, Strait of Juan… | — |
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| Batrachospermum gelatinosum (L.) DC. | J. E. Tilden s.n. | 07 Jul 1897 | United States of America | Utah | Great Salt Lake, Garfield Beach,… | — |
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| Ulva flexuosa Wulfen | J. E. Tilden s.n. | 07 Jul 1897 | United States of America | Utah | Great Salt Lake, Garfield Beach,… | — |
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| Denticula palea (Nitzsch) A.M.Edwards | J. E. Tilden s.n. | 08 Jul 1896 | United States of America | Wyoming | Yellowstone National Park, Mammoth Hot… | — |
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| Denticula palea (Nitzsch) A.M.Edwards | J. E. Tilden s.n. | 02 Jul 1896 | United States of America | Wyoming | Yellowstone National Park, Middle Geyser… | — |
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| Ulothrix subtilis Kütz. | J. E. Tilden s.n. | 26 Jun 1896 | United States of America | Wyoming | Yellowstone National Park, Norris Geyser… | — |
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| Oedogonium crenulatocostatum var. aureum Tilden | J. E. Tilden s.n. | 02 Jul 1896 | United States of America | Wyoming | Yellowstone National Park, between Middle… | type |
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| Chaetophora cornudamae var. linearis Kütz. | J. E. Tilden s.n. | 27 Jul 1897 | United States of America | Washington | King Co. south end of… | — |
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| Antithamnion pacificum (Harv.) Kylin | J. E. Tilden s.n. | 13 Jun 1898 | United States of America | Washington | San Juan island, Friday Harbor… | — |
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| Gloiopeltis furcata (Postels & Rupr.) J.Agardh | J. E. Tilden s.n. | 14 Jun 1898 | United States of America | Washington | Brown Island, in tufts, attached… | — |
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| Zygnema stellinum (O.F.Müll.) C.Agardh | J. E. Tilden s.n. | 15 Aug 1895 | United States of America | Minnesota | Ramsey Co. State Fish Hatcheries,… | — |
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| Polyscias guilfoylei (W.Bull) L.H.Bailey | J. E. Tilden | 15 Jun 1931 | United States of America | Florida | Monroe Co. Grounds of Catholic… | — |
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| Chara contraria A.Braun ex Kütz. | J. E. Tilden s.n. | 31 Aug 1895 | United States of America | Wisconsin | Polk Co. in ditches | — |
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| Chara contraria A.Braun ex Kütz. | J. E. Tilden s.n. | 31 Aug 1895 | United States of America | Wisconsin | Polk Co. in ditches | — |
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| Chara contraria A.Braun ex Kütz. | J. E. Tilden s.n. | 31 Aug 1895 | United States of America | Wisconsin | Polk Co. in ditches | — |
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| Stigeoclonium flagelliferum Kütz. | J. E. Tilden s.n. | 09 Jul 1894 | United States of America | Minnesota | Hennepin Co. Eden Prairie, growing… | — |
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| Stigeoclonium flagelliferum Kütz. | J. E. Tilden s.n. | 09 Jul 1894 | United States of America | Minnesota | Hennepin Co. Eden Prairie, growing… | — |
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| Ulva lactuca L. | J. E. Tilden s.n. | Oct 1909 | French Polynesia | — | Society Islands. | — |
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| Apiocystis brauniana Nägeli | B. T. Shaver | J. E. Tilden s.n. | 03 Sep 1895 | United States of America | Minnesota | Hennepin Co. Long Lake, growing… | — |
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| Apiocystis brauniana Nägeli | B. T. Shaver | J. E. Tilden s.n. | 03 Sep 1895 | United States of America | Minnesota | Hennepin Co. Long Lake, growing… | — |
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| Spirogyra majuscula Kütz. | B. T. Shaver | J. E. Tilden s.n. | 05 Sep 1895 | United States of America | Minnesota | Hennepin Co. Long Lake, in… | — |
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