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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
Alsidium triquetrum (S.G. Gmel.) Trevis.01/11/1899NMNHBOTANYunchanged46,616.430
Chaetomorpha antennina (Bory) Kütz.03/24/1959NMNHBOTANYunchanged24,630.430
Chondria dasyphylla (Woodw.) C. Agardh03/20/1975NMNHBOTANYunchanged18,790.430
Ulothrix sp.02/24/1893NMNHBOTANYunchanged48,763.430
Stigonema ocellatum01/04/1955NMNHBOTANYunchanged26,170.430
Corynophlaea longifila12/29/1962NMNHBOTANYunchanged23,254.430
Rhodochaete pulchella07/06/1967NMNHBOTANYunchanged21,604.430
Dictyota crenulataNMNHBOTANYunchanged0
Ochtodes sp.04/08/1979NMNHBOTANYunchanged17,310.430
Dictyota binghamiaeNMNHBOTANYunchanged0
Rhipocephalus oblongus (Decne.) Kütz.04/10/1977NMNHBOTANYunchanged18,038.430
Gelidiella acerosa (Forssk.) Feldmann & G. Hamel04/01/1979NMNHBOTANYunchanged17,317.430
Polysiphonia sp.03/06/1966NMNHBOTANYunchanged22,091.430
Microcoleus vaginatus (Vaucher) Gomont ex Gomont02/22/1958NMNHBOTANYunchanged25,025.430
Feldmannia mitchelliae (Harv.) H.-S. Kim11/01/1896NMNHBOTANYunchanged47,417.430
Chlorodesmis fastigiata (C. Agardh) S.C. Ducker09/05/1965NMNHBOTANYunchanged22,273.430
Ochtodes crockeri06/27/1977NMNHBOTANYunchanged17,960.430
Acrosorium flabellatum06/11/1967NMNHBOTANYunchanged21,629.430
Plocamium secundatum02/15/1948NMNHBOTANYunchanged28,685.430
Microcoleus lyngbyaceus Kütz. ex Forti08/04/1943NMNHBOTANYunchanged30,341.430
Prionitis lanceolata02/06/1978NMNHBOTANYunchanged17,736.430
Schizothrix tenerrima08/20/1945NMNHBOTANYunchanged29,594.430
Zygogonium ericetorum01/30/1915NMNHBOTANYunchanged40,754.430
Udotea flabellum (J. Ellis & Sol.) M. Howe03/20/1974NMNHBOTANYunchanged19,155.430
Corallina officinalis var. chilensis10/07/1969NMNHBOTANYunchanged20,780.430
Porphyra capensisNMNHBOTANYunchanged0
Taonia lennebackerae08/01/1899NMNHBOTANYunchanged46,414.430
Caulerpa sertularioides (S.G. Gmel.) M. Howe01/14/1946NMNHBOTANYunchanged29,447.430
Sargassum natans (L.) Gaillon08/20/1986NMNHBOTANYunchanged14,619.430
Caulerpa mexicana Sond. ex Kütz.05/13/1989NMNHBOTANYunchanged13,622.430
Ochtodes secundiramea, ined.08/23/1985NMNHBOTANYunchanged14,981.430
Pylaiella litoralis06/25/1965NMNHBOTANYunchanged22,345.430
Dictyota sp.08/23/1985NMNHBOTANYunchanged14,981.430
Bonnemaisonia nootkana (Esper) P.C. Silva04/27/1971NMNHBOTANYunchanged20,213.430
Vertebrata hendryi (N.L. Gardner) Savoie & G.W. Saunders11/09/1946NMNHBOTANYunchanged29,148.430
Penicillus capitatus Lam.01/10/1962NMNHBOTANYunchanged23,607.430
Dichotomaria obtusata (Ellis & Sol.) Lam.05/10/1953NMNHBOTANYunchanged26,774.430
Chaetophoropsis elegans (Roth) B.Wen Liu et al.06/28/1954NMNHBOTANYunchanged26,360.430
Rhodomela lycopodioidesNMNHBOTANYunchanged0
Neogastroclonium subarticulatum (Turner) L. Le Gall et al.10/07/1975NMNHBOTANYunchanged18,589.430
Vertebrata nigra (Hudson) Diaz-Tapia & Maggs07/17/1934NMNHBOTANYunchanged33,646.430
Digenea simplex (Wulfen) C. Agardh03/01/1977NMNHBOTANYunchanged18,078.430
Gracilaria foliifera (Forssk.) Børgesen06/14/1938NMNHBOTANYunchanged32,218.430
Bonnemaisonia hamifera P. Hariot07/24/1976NMNHBOTANYunchanged18,298.430
Bulbocoleon setigerumNMNHBOTANYunchanged0
Rhodophyllis divaricataNMNHBOTANYunchanged0
Mazzaella affinis (Harvey) Fredericq05/04/1935NMNHBOTANYunchanged33,355.430
Schizothrix arenaria Gomont12/10/1949NMNHBOTANYunchanged28,021.430
Chara globularis Thuiller07/01/1886NMNHBOTANYunchanged51,193.430
Jania pedunculatum var. adhaerens (J.V.Lamouroux) A.S.Harvey et al.08/08/1915NMNHBOTANYunchanged40,564.430