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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
Chaetomorpha gracilis Kütz.07/13/1929NMNHBOTANYunchanged35,476.430
Schizothrix arenaria Gomont11/13/1948NMNHBOTANYunchanged28,413.430
Trentepohlia umbrina04/01/1887NMNHBOTANYunchanged50,919.430
Caulerpa webbiana Mont.05/16/1968NMNHBOTANYunchanged21,289.430
Microcladia borealis Rupr.06/25/1929NMNHBOTANYunchanged35,494.430
Gracilariopsis longissima (S.G. Gmel.) Steentoft et al.10/01/1963NMNHBOTANYunchanged22,978.430
Dictyota cervicornis Kütz.03/21/1977NMNHBOTANYunchanged18,058.430
Pterochondria woodii (Harv.) Hollenb.01/13/1946NMNHBOTANYunchanged29,448.430
Gelidium microphysa08/05/1967NMNHBOTANYunchanged21,574.430
Blidingia marginataNMNHBOTANYunchanged0
Halimeda cylindracea Decne.08/13/1960NMNHBOTANYunchanged24,122.430
Halurus flosculosus03/01/1958NMNHBOTANYunchanged25,018.430
Microcoleus vaginatus (Vaucher) Gomont ex Gomont03/22/1950NMNHBOTANYunchanged27,919.430
Caulerpa microphysa (Weber Bosse) Feldmann12/18/1983NMNHBOTANYunchanged15,595.430
Anacystis montana07/01/1948NMNHBOTANYunchanged28,548.430
Tricleocarpa fragilis (L.) Huisman & R.A. Towns.06/01/1980NMNHBOTANYunchanged16,890.430
Trentepohlia sp.01/31/1954NMNHBOTANYunchanged26,508.430
Schizothrix rubella08/01/1884NMNHBOTANYunchanged51,892.430
Cladophoropsis membranacea (Hofman-Bang) Børgesen04/03/1966NMNHBOTANYunchanged22,063.430
Nitella sp.03/01/1955NMNHBOTANYunchanged26,114.430
Microcoleus lyngbyaceus Kütz. ex Forti01/19/1952NMNHBOTANYunchanged27,251.430
Anacystis cyanea12/14/1951NMNHBOTANYunchanged27,287.430
Laminaria digitata (Hudson) J.V.LamourouxNMNHBOTANYunchanged0
Taonia lennebackeraeNMNHBOTANYunchanged0
Rhodymenia corallinaNMNHBOTANYunchanged0
Ceramium rubrum C. Agardh08/04/1954NMNHBOTANYunchanged26,323.430
Trichogloea requienii (Mont.) Kütz.04/01/1983NMNHBOTANYunchanged15,856.430
Anacystis aeruginosa09/29/1954NMNHBOTANYunchanged26,267.430
Turbinaria turbinata (L.) Kuntze05/09/1941NMNHBOTANYunchanged31,158.430
Leptocladia binghamiae05/20/1955NMNHBOTANYunchanged26,034.430
Codium simulans Setch. & N.L. Gardner02/17/1973NMNHBOTANYunchanged19,551.430
Besa leptophylla (J. Agardh) M.S.Calderon & K.A. Miller03/22/1961NMNHBOTANYunchanged23,901.430
Sarcodiotheca dichotoma (M. Howe) E.Y. Dawson04/21/1974NMNHBOTANYunchanged19,123.430
Scytonema hofmannii C. Agardh ex Bornet & Flahault11/21/1921NMNHBOTANYunchanged38,267.430
Wilsonosiphonia howei (Hollenb.) D.E.Bustamante et al.08/30/1965NMNHBOTANYunchanged22,279.430
Ceramium strictumNMNHBOTANYunchanged0
Cladophora sp.03/19/1972NMNHBOTANYunchanged19,886.430
Ulothrix flacca (Dillwyn) Thur. in Le Jol.02/04/1887NMNHBOTANYunchanged50,975.430
Trentepohlia rigidula (J.Müller) P. Hariot04/14/1944NMNHBOTANYunchanged30,087.430
Cystoseira myrica04/23/1966NMNHBOTANYunchanged22,043.430
Ulva sp.01/03/1952NMNHBOTANYunchanged27,267.430
Codium amplivesiculatum Setch. & N.L. Gardner01/15/1930NMNHBOTANYunchanged35,290.430
Mesotaenium rubescens07/22/1876NMNHBOTANYunchanged54,824.430
Constantinea sitchensisNMNHBOTANYunchanged0
Phycodrys setchelliiNMNHBOTANYunchanged0
Silvetia compressa subsp. compressa03/31/1935NMNHBOTANYunchanged33,389.430
Palmogloea protuberans (Sm.) Kütz.06/01/1853NMNHBOTANYunchanged63,276.430
Rhizoclonium riparium (Roth) Harv.12/23/1947NMNHBOTANYunchanged28,739.430
Besa leptophylla (J. Agardh) M.S.Calderon & K.A. MillerNMNHBOTANYunchanged0
Brongniartella byssoides09/05/1956NMNHBOTANYunchanged25,560.430