Displaying 1 - 75 out of 199 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Brachythecium laetum (Brid.) Schimp. | F. E. Drouet | H. B. Louderback 5706 | 17 Jun 1946 | United States of America | Illinois | Jo Daviess Co. Just east… | — | ||||
| Stichococcus bacillaris Nägeli | F. E. Drouet | H. B. Louderback 12669 | 05 May 1957 | United States of America | Illinois | Will Co. In flowing water… | — |
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| Ulothrix zonata (F.Weber & D.Mohr) Kütz. | F. E. Drouet | H. B. Louderback 12359 | 18 Aug 1956 | United States of America | Michigan | Charlevoix Co. harbor in front… | — |
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| Vaucheria terrestris (Vaucher) DC. | F. E. Drouet | H. B. Louderback 12583 | 22 Sep 1956 | United States of America | Illinois | Kankakee Co. Kankakee River 2… | — |
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| Vaucheria terrestris (Vaucher) DC. | F. E. Drouet | H. B. Louderback | E. Lange 12449 | 21 Aug 1956 | United States of America | Michigan | Charlevoix Co. Jordan river at… | — |
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| Stichococcus subtilis (Kütz.) Klercker | H. B. Louderback | F. E. Drouet 5501 | 23 Jul 1944 | United States of America | Wisconsin | Dane Co. North Shore of… | — |
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| Turbinaria | F. E. Drouet | H. B. Louderback 10256 | 26 Dec 1948 | United States of America | Florida | Palm Beach Co. Atlantic Ocean… | — |
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| Sargassum | H. B. Louderback s.n. | 29 Dec 1949 | United States of America | Florida | Palm Beach Co. Ocean Beach | — |
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| Sargassum filipendula C.Agardh | F. E. Drouet | H. B. Louderback 10200 a | 23 Dec 1948 | United States of America | Florida | Palm Beach Co. on Atlantic… | — |
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| Padina vickersiae Hoyt | F. E. Drouet | H. B. Louderback 10242 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. Atlantic Ocean… | — |
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| Ectocarpus breviarticulatus J.Agardh | F. E. Drouet | H. B. Louderback 10208 | 24 Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Dictyota | F. E. Drouet | H. B. Louderback 10247 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. beach on… | — |
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| Cladophora crispata (Roth) Kütz. | H. B. Louderback | F. E. Drouet 5476 | 22 Jul 1944 | United States of America | Wisconsin | Dane Co. south shore of… | — |
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| Cladophora crispata (Roth) Kütz. | F. E. Drouet | H. B. Louderback 5673 | 29 Aug 1945 | United States of America | Missouri | Boone Co. floating in shallow… | — |
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| Cladophora crispata (Roth) Kütz. | H. B. Louderback s.n. | 26 Aug 1946 | United States of America | Colorado | El Paso Co. Monument Valley… | — |
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| Cladophora crispata (Roth) Kütz. | H. B. Louderback 6 | 23 Aug 1947 | United States of America | Colorado | Sloans lake | — |
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| Cladophora crispata (Roth) Kütz. | F. E. Drouet | H. B. Louderback 5742 | 21 Aug 1946 | United States of America | Utah | Salt Lake Co. Saltair | — |
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| Cladophora glomerata (L.) Kütz. | F. E. Drouet | H. B. Louderback 5726 | 21 Aug 1946 | United States of America | Utah | Salt Lake Co. Memory Park | — |
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| Chara contraria A.Braun ex Kütz. | F. E. Drouet | H. B. Louderback 5727 | 21 Aug 1946 | United States of America | Utah | Salt Lake Co. Memory Park | — |
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| Spyridia filamentosa (Wulfen) Harv. | F. E. Drouet | H. B. Louderback 10321 | 28 Dec 1948 | United States of America | Florida | Broward Co. on the Atlantic… | — |
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| Enteromorpha | F. E. Drouet | H. B. Louderback 10209 | 24 Dec 1948 | United States of America | Florida | Palm Beach Co. on the… | — |
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| Enteromorpha | F. E. Drouet | H. B. Louderback 10224 | 24 Dec 1948 | United States of America | Florida | Palm Beach Co. intertidal on… | — |
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| Enteromorpha | H. B. Louderback s.n. | 01 Jan 1950 | United States of America | Florida | Palm Beach Co. shore of… | — |
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| Enteromorpha | F. E. Drouet | H. B. Louderback 10264 | 28 Dec 1948 | United States of America | Florida | Broward Co. Dania Beach | — |
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| Enteromorpha | F. E. Drouet | H. B. Louderback 10222 | 24 Dec 1948 | United States of America | Florida | Palm Beach Co. on stones… | — |
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| Enteromorpha lingulata J.Agardh | F. E. Drouet | H. B. Louderback 10210 | 24 Dec 1948 | United States of America | Florida | Palm Beach Co. on the… | — |
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| Monostroma latissimum Wittr. | F. E. Drouet | H. B. Louderback 10223 | 24 Dec 1948 | United States of America | Florida | Palm Beach Co. intertidal on… | — |
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| Laurencia obtusa (Huds.) J.V.Lamour. | F. E. Drouet | H. B. Louderback 10246 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. washed upon… | — |
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| Ulva lactuca L. | F. E. Drouet | H. B. Louderback 10207 | 24 Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Bostrychia | F. E. Drouet | H. B. Louderback 10274 b | 28 Dec 1948 | United States of America | Florida | Broward Co. Dania Beach | — |
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| Hypnea musciformis (Wulfen) J.V.Lamour. | F. E. Drouet | H. B. Louderback 10244 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. washed upon… | — |
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| Herposiphonia | F. E. Drouet | H. B. Louderback 10280 | 28 Dec 1948 | United States of America | Florida | Broward Co. Intracoastal Waterway, Dania… | — |
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| Caloglossa leprieurii (Mont.) G.Martens | F. E. Drouet | H. B. Louderback 10274 c | 28 Dec 1948 | United States of America | Florida | Broward Co. Dania Beach | — |
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| Corallina subulata J.Ellis & Sol. | F. E. Drouet | H. B. Louderback 10241 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. Singer Island,… | — |
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| Digenea | F. E. Drouet | H. B. Louderback 10240 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. Singer Island,… | — |
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| Gelidium | F. E. Drouet | H. B. Louderback 10203 | 24 Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Lophosiphonia | F. E. Drouet | H. B. Louderback 10226 | Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Lithothamnion | F. E. Drouet | H. B. Louderback 10229 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Ectocarpus breviarticulatus J.Agardh | F. E. Drouet | H. B. Louderback 10237 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Ectocarpus breviarticulatus J.Agardh | F. E. Drouet | H. B. Louderback 10235 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Enteromorpha crinita Nees | F. E. Drouet | H. B. Louderback 10238 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Enteromorpha crinita Nees | F. E. Drouet | H. B. Louderback 10239 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Enteromorpha lingulata J.Agardh | F. E. Drouet | H. B. Louderback 10236 | 25 Dec 1948 | United States of America | Florida | Palm Beach Co. at the… | — |
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| Rhizoclonium hieroglyphicum (C.Agardh) Kütz. | F. E. Drouet | H. B. Louderback 5229 | 12 Oct 1943 | United States of America | Illinois | Cook Co. Japanese garden, Jackson… | — |
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| Cylindrocystis brebissonii (Ralfs) de Bary | F. E. Drouet | H. B. Louderback 13303 | 22 Sep 1957 | United States of America | Illinois | Kane Co. in the gravel… | — |
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| Vaucheria terrestris (Vaucher) DC. | F. E. Drouet | H. B. Louderback 12629 | 20 Oct 1956 | United States of America | Illinois | Kane Co. Fox river south… | — |
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| Stigeoclonium lubricum (Dillwyn) Kütz. | H. B. Louderback 8606 | 27 Aug 1948 | United States of America | Pennsylvania | Lancaster Co. in a water-tank… | — |
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| Hydrodictyon reticulatum (L.) Lagerh. | F. E. Drouet | H. B. Louderback 12604 | 23 Sep 1956 | United States of America | Illinois | Kankakee Co. floating in Kankakee… | — |
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| Tribonema bombycina (C.Agardh) Derbès & Solier | F. E. Drouet | H. B. Louderback 12649 | 05 May 1957 | United States of America | Illinois | Champaign Co. in a floodwater… | — |
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| Tribonema bombycina (C.Agardh) Derbès & Solier | F. E. Drouet | H. B. Louderback 12363 | 18 Aug 1956 | United States of America | Michigan | Charlevoix Co. in a pool… | — |
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| Tribonema bombycina (C.Agardh) Derbès & Solier | F. E. Drouet | H. B. Louderback 11849 | 15 May 1954 | United States of America | Illinois | Kane Co. in a ditch… | — |
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| Tetraspora gelatinosa (Vaucher) Desv. | F. E. Drouet | H. B. Louderback 5664 | 27 Aug 1945 | United States of America | Missouri | Jackson Co. on stones in… | — |
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| Chaetophora incrassata Hazen | F. E. Drouet | H. B. Louderback | E. Lange 12437 | 21 Aug 1956 | United States of America | Michigan | Charlevoix Co. on the shore… | — |
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| Hydrodictyon reticulatum (L.) Lagerh. | F. E. Drouet | H. B. Louderback 12640 | 21 Oct 1956 | United States of America | Illinois | Kane Co. Fox river at… | — |
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| Microspora stagnorum (Kütz.) Lagerh. | F. E. Drouet | H. B. Louderback 12371 | 18 Aug 1956 | United States of America | Michigan | Charlevoix Co. along the shore… | — |
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| Protosiphon botryoides (Kütz.) G.A.Klebs | F. E. Drouet | H. B. Louderback 5145 | 20 Aug 1943 | United States of America | Wisconsin | Crawford Co. on the island… | — |
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| Rhizoclonium hieroglyphicum (C.Agardh) Kütz. | F. E. Drouet | H. B. Louderback 5652 | 25 Aug 1945 | United States of America | Missouri | Cooper Co. in the marsh… | — |
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| Rhizoclonium hieroglyphicum (C.Agardh) Kütz. | F. E. Drouet | H. B. Louderback | E. Lange 12522 | 27 Aug 1956 | United States of America | Michigan | Chippewa Co. in the Lower… | — |
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| Rhizoclonium hieroglyphicum (C.Agardh) Kütz. | F. E. Drouet | H. B. Louderback | E. Lange 12443 | 21 Aug 1956 | United States of America | Michigan | Charlevoix Co. stream beside East… | — |
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| Tribonema bombycina (C.Agardh) Derbès & Solier | F. E. Drouet | H. B. Louderback 13361 | 20 Apr 1958 | United States of America | Illinois | Kankakee Co. backwater pool of… | — |
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| Cladophora fracta (O.F.Müll. ex Vahl) Kütz. | F. E. Drouet | H. B. Louderback 12606 | 23 Sep 1956 | United States of America | Illinois | Kankakee Co. floating in Kankakee… | — |
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| Cladophora fracta (O.F.Müll. ex Vahl) Kütz. | F. E. Drouet | H. B. Louderback 12646 | 05 May 1957 | United States of America | Illinois | Champaign Co. floating in Lake… | — |
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| Cladophora glomerata (L.) Kütz. | F. E. Drouet | H. B. Louderback 5719 | 04 Jul 1946 | United States of America | Illinois | Cook Co. On rocks and… | — |
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| Cladophora glomerata (L.) Kütz. | H. B. Louderback | F. E. Drouet 5474 | 22 Jul 1944 | United States of America | Wisconsin | Dane Co. south shore of… | — |
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| Cladophora glomerata (L.) Kütz. | F. E. Drouet | H. B. Louderback 12626 | 20 Oct 1956 | United States of America | Illinois | Kane Co. Fox river south… | — |
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| Schizothrix longiarticulata N.L.Gardner | F. E. Drouet | H. B. Louderback 10259 | 27 Dec 1948 | United States of America | Florida | Broward Co. near the east… | — |
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| Tetraspora gelatinosa (Vaucher) Desv. | F. E. Drouet | H. B. Louderback 5393 | 23 Jun 1944 | United States of America | Illinois | Kane Co. on stones in… | — |
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| Cladophora glomerata (L.) Kütz. | F. E. Drouet | H. B. Louderback 5396 | 23 Jun 1944 | United States of America | Illinois | Kane Co. on rocks in… | — |
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| Cladophora glomerata (L.) Kütz. | F. E. Drouet | H. B. Louderback 5363 | 23 Jun 1944 | United States of America | Illinois | Kane Co. on hard mud… | — |
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| Spirogyra | F. E. Drouet | H. B. Louderback 5639 | 25 Aug 1945 | United States of America | Missouri | Cooper Co. in shallow water… | — |
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| Chara aspera Willd. | F. E. Drouet | H. B. Louderback 12996 | 17 Aug 1957 | United States of America | Michigan | Charlevoix Co. Beaver Island, Font… | — |
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| Cladophora | H. B. Louderback | C. Graham s.n. | 05 Jul 1949 | United States of America | Maine | Lincoln Co. Pemaquid Point | — |
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| Enteromorpha | H. B. Louderback | C. Graham s.n. | 05 Jul 1949 | United States of America | Maine | Lincoln Co. Pemaquid Point | — |
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| Rhizoclonium Kütz. | H. B. Louderback | C. Graham s.n. | 05 Jul 1949 | United States of America | Maine | Lincoln Co. Pemaquid Point | — |
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| Rhodophyta | H. B. Louderback | C. Graham s.n. | 05 Jul 1949 | United States of America | Maine | Lincoln Co. Pemaquid Point | — |
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