Public-domain art from Itasca State Park

75 public-domain plates · 20th century · 75 attributed

• Tribonema bombycina North American Terrestrial29 Jun 1954
• Hydrodictyon reticulatum North American Terrestrial13 Jul 1954
• Cosmarium sp. North American Terrestrial25 Jun 1954
• Chaetophoropsis elegans (Roth) B.Wen Liu et al. North American Terrestrial19 Jun 1954
• Microcoleus lyngbyaceus Kütz. ex Forti North American Terrestrial27 Jun 1954
• Oscillatoria submembranacea Ardiss. & Strafforello ex Gomont North American Terrestrial26 Jun 1954
• Schizothrix calcicola Gomont North American Terrestrial13 Jul 1954
• Palmogloea protuberans (Sm.) Kütz. North American Terrestrial19 Jun 1954
• Stichococcus bacillaris Naeg. North American Terrestrial29 Jun 1954
• Vaucheria sessilis North American Terrestrial17 Jun 1954
• Closterium sp. North American Terrestrial22 Jun 1954
• Schizothrix arenaria Gomont North American Terrestrial26 Jun 1954
• Ophiocytium cochleare North American Terrestrial18 Jun 1954
• Schizothrix calcicola Gomont North American Terrestrial25 Jun 1954
• Anabaena licheniformis North American Terrestrial16 Jun 1954
• Calothrix parietina North American Terrestrial4 Jul 1954
• Chaetophora lobata Schrank North American Terrestrial29 Jun 1954
• Calothrix parietina North American Terrestrial25 Jun 1954
• Microcoleus lyngbyaceus Kütz. ex Forti North American Terrestrial19 Jul 1963
• Anacystis montana North American Terrestrial25 Jun 1954
• Aphanochaete repens North American Terrestrial5 Jul 1954
• Tribonema bombycina North American Terrestrial18 Jun 1954
• Schizothrix rubella North American Terrestrial9 Jul 1954
• Closterium sp. North American Terrestrial18 Jun 1954
• Anabaena oscillarioides North American Terrestrial9 Jul 1963
• Microcoleus vaginatus (Vaucher) Gomont ex Gomont North American Terrestrial21 Jun 1954
• Micrasterias apiculata North American Terrestrial25 Jun 1954
• Anacystis thermalis North American Terrestrial6 Jul 1954
• Schizothrix rubella North American Terrestrial4 Jul 1954
• Microcoleus lyngbyaceus Kütz. ex Forti North American Terrestrial18 Jun 1954
• Scytonema hofmannii C. Agardh ex Bornet & Flahault North American Terrestrial19 Jul 1963
• Tribonema bombycina North American Terrestrial8 Jul 1954
• Gomphosphaeria wichurae North American Terrestrial29 Jun 1954
• Closterium sp. North American Terrestrial29 Jun 1954
• Vaucheria pachyderma North American Terrestrial19 Jun 1954
• Arthrospira jenneri North American Terrestrial29 Jun 1954
• Microcoleus lyngbyaceus Kütz. ex Forti North American Terrestrial6 Jul 1954
• Microcoleus lyngbyaceus Kütz. ex Forti North American Terrestrial25 Jun 1954
• Ophiocytium cochleare North American Terrestrial18 Jun 1954
• Scenedesmus bijuga North American Terrestrial6 Jul 1954
• Microcoleus vaginatus (Vaucher) Gomont ex Gomont North American Terrestrial12 Jul 1954
• Cosmarium sp. North American Terrestrial13 Jul 1954
• Scytonema hofmannii C. Agardh ex Bornet & Flahault North American Terrestrial28 Jun 1963
• Microcoleus lyngbyaceus Kütz. ex Forti North American Terrestrial29 Jun 1954
• Tribonema bombycina North American Terrestrial18 Jun 1954
• Spirulina subsalsa Oersted ex Gomont North American Terrestrial5 Jul 1954
• Tribonema utriculosa (Kütz.) Hazen North American Terrestrial19 Jun 1954
• Gomphosphaeria wichurae North American Terrestrial25 Jun 1954
• Scytonema hofmannii C. Agardh ex Bornet & Flahault North American Terrestrial19 Jul 1963
• Schizothrix rubella North American Terrestrial26 Jun 1954
• Palmogloea protuberans (Sm.) Kütz. North American Terrestrial25 Jun 1954
• Choricystis parasitica (K.Brandt) Pröschold & Darienko North American Terrestrial9 Jul 1954
• Cladophora glomerata (L.) Kütz. North American Terrestrial29 Jun 1954
• Temnogyra punctata (Cleve) Yamagishi North American Terrestrial9 Jul 1954
• Microcoleus lyngbyaceus Kütz. ex Forti North American Terrestrial29 Jun 1954
• Stigonema muscicola North American Terrestrial19 Jul 1963
• Spirogyra decimina (O.F. Muell.) Dumort. North American Terrestrial22 Jun 1954
• Cosmarium sp. North American Terrestrial9 Jul 1954
• Choricystis parasitica (K.Brandt) Pröschold & Darienko North American Terrestrial6 Jul 1954
• Tribonema bombycina North American Terrestrial6 Jul 1954
• Phacus pleuronectes North American Terrestrial29 Jun 1954
• Scytonema hofmannii C. Agardh ex Bornet & Flahault North American Terrestrial4 Jul 1954
• Entophysalis lemaniae North American Terrestrial19 Jun 1954
• Ophiocytium cochleare North American Terrestrial22 Jun 1954
• Microcoleus vaginatus (Vaucher) Gomont ex Gomont North American Terrestrial21 Jun 1954
• Draparnaldia mutabilis North American Terrestrial22 Jun 1954
• Anabaena oscillarioides North American Terrestrial22 Jun 1954
• Oscillatoria princeps Vaucher North American Terrestrial29 Jun 1954
• Choricystis parasitica (K.Brandt) Pröschold & Darienko North American Terrestrial29 Jun 1954
• Arthrospira jenneri North American Terrestrial16 Jul 1963
• Characiopsis subulata North American Terrestrial12 Jul 1954
• Microcoleus vaginatus (Vaucher) Gomont ex Gomont North American Terrestrial4 Jul 1954
• Microcoleus lyngbyaceus Kütz. ex Forti North American Terrestrial28 Jun 1963
• Cladophora glomerata (L.) Kütz. North American Terrestrial21 Jun 1954
• Chaetophoropsis elegans (Roth) B.Wen Liu et al. North American Terrestrial21 Jun 1954