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Tuesday, September 1, 2026
American Culture ClubAMERICAN CULTURE, ARTS & IDEAS

Smithsonian Open Access Explorer

Smithsonian Open Access Explorer organizes records from Smithsonian Open Access API into a static table for transparent comparison. It preserves official source links and dates, marks missing enrichment, and adds deterministic grouping, change, recency, trend, or significance fields only where the documented inputs support them, without recommendations or unsupported claims.

Records
5,000
Last changed
Update schedule
18 12 3 * * UTC
Coverage
01/01/1190–10/03/2048
Method
Methodology
RecordRecord DateVuga GroupChange StatusRecency DaysPublic Significance Score
Microcoleus lyngbyaceus Kütz. ex Forti08/18/1944NMNHBOTANYunchanged29,961.430
Halosaccion glandiforme (S.G. Gmel.) Rupr.07/01/1901NMNHBOTANYunchanged45,715.430
Microcoleus lyngbyaceus Kütz. ex Forti12/25/1948NMNHBOTANYunchanged28,371.430
Trentepohlia jolithus04/05/1973NMNHBOTANYunchanged19,504.430
Chlamydomonas nivalis (F. A. Bauer) N.Wille08/10/1953NMNHBOTANYunchanged26,682.430
Rhodymenia callophyllidoides Hollenb. & I.A. Abbott06/02/1967NMNHBOTANYunchanged21,638.430
Gloiocladia laciniata (J. Agardh) Rodríguez-Prieto & N. Sánchez in Rodríguez-Prieto et al.08/25/1957NMNHBOTANYunchanged25,206.430
Centroceras clavulatum (C. Agardh) Mont.10/19/1928NMNHBOTANYunchanged35,743.430
Ulva flexuosa Wulfen03/26/1961NMNHBOTANYunchanged23,897.430
Penicillus dumetosus (J.V.Lamouroux) Blainville03/26/1971NMNHBOTANYunchanged20,245.430
Grateloupia doryphora (Mont.) Howe04/18/1937NMNHBOTANYunchanged32,640.430
Dactylosiphon durvillei (Bory) Santiañez et al.04/23/1974NMNHBOTANYunchanged19,121.430
Monostroma hariotiiNMNHBOTANYunchanged0
Codium tomentosum01/01/1895NMNHBOTANYunchanged48,087.430
Cystoseira osmundacea03/15/1970NMNHBOTANYunchanged20,621.430
Caulerpa racemosa (Forssk.) J. Agardh04/10/1959NMNHBOTANYunchanged24,613.430
Udotea flabellum (J. Ellis & Sol.) M. HoweNMNHBOTANYunchanged0
Hincksia granulosa (Sm.) P.C. Silva in P.C. Silva et al.02/01/1908NMNHBOTANYunchanged43,309.430
Chaetophoropsis pisiformis (Roth) B.Wen Liu et al.08/19/1901NMNHBOTANYunchanged45,666.430
Calothrix parietina07/07/1933NMNHBOTANYunchanged34,021.430
Pithophora roettleri (Roth) Wittr.12/10/1948NMNHBOTANYunchanged28,386.430
Cryptonemia crenulata (J. Agardh) J. Agardh08/23/1985NMNHBOTANYunchanged14,981.430
Klebsormidium subtile (Kütz.) Mikhailyuk et al.09/01/1935NMNHBOTANYunchanged33,235.430
Endocladia muricata08/26/1969NMNHBOTANYunchanged20,822.430
Porphyrosiphon notarisii Kütz. ex Gomont05/22/1943NMNHBOTANYunchanged30,415.430
Fucus distichus L.07/01/1910NMNHBOTANYunchanged42,428.430
Dictyopteris delicatula J.V.Lamouroux03/10/1979NMNHBOTANYunchanged17,339.430
Halimeda incrassata (J. Ellis) J.V.Lamouroux04/27/1967NMNHBOTANYunchanged21,674.430
Dictyota divaricata J.V.Lamouroux04/01/1897NMNHBOTANYunchanged47,266.430
Calothrix crustacea Thur. ex Bornet & Flahault05/12/1958NMNHBOTANYunchanged24,946.430
Schizothrix calcicola Gomont01/01/1887NMNHBOTANYunchanged51,009.430
Prionitis sternbergii (C. Agardh) J. AgardhNMNHBOTANYunchanged0
Cryptopleura cryptoneuron08/11/1978NMNHBOTANYunchanged17,550.430
Vaucheria arechavaletae05/15/1954NMNHBOTANYunchanged26,404.430
Gracilaria millardetiiNMNHBOTANYunchanged0
Champia parvula (C. Agardh) Harv.07/25/1888NMNHBOTANYunchanged50,438.430
Ulva intestinalis L.03/11/1945NMNHBOTANYunchanged29,756.430
Caulerpa racemosa var. laetevirens04/25/1912NMNHBOTANYunchanged41,764.430
Membranoptera alata07/01/1959NMNHBOTANYunchanged24,531.430
Cryptopleura ruprechtiana (J. Agardh) Kylin07/05/1955NMNHBOTANYunchanged25,988.430
Chara corallina07/07/1961NMNHBOTANYunchanged23,794.430
Caulerpa cupressoides (Vahl) C. Agardh03/21/1976NMNHBOTANYunchanged18,423.430
Cladophora fuliginosa Kütz.02/25/1968NMNHBOTANYunchanged21,370.430
Gomphosphaeria lacustris08/24/1953NMNHBOTANYunchanged26,668.430
Acrochaetium sp.NMNHBOTANYunchanged0
Ulva lactuca L.NMNHBOTANYunchanged0
Cladostephus hirsutusNMNHBOTANYunchanged0
Myrionema strangulansNMNHBOTANYunchanged0
Analipus japonicus06/29/1972NMNHBOTANYunchanged19,784.430
Seirospora griffithsianaNMNHBOTANYunchanged0