| 0 | PI 438982 | | Sisyrinchium bermudiana L. | Bermuda | | | Historic | 1980 | COLLECTED | 04/1977 | Warrick | | | | | Herb, low-growing. Flowers purple, yellow-eyed, borne on spikes. Local name Bermudiana. | 1333918 | PI 438982 |
| 1 | PI 442554 | | Sisyrinchium striatum Sm. | Belgium | W6 | | Not Available | 1979 | COLLECTED | | Antwerp | | | | Wild material | | 1337490 | PI 442554 |
| 2 | PI 199746 | No. R-254 | Sisyrinchium striatum Sm. | Chubut, Argentina | | | Historic | 1952 | COLLECTED | 03/1952 | | | | | | | 1677370 | PI 199746 |
| 3 | PI 144598 | No. 39.1317 | Sisyrinchium sp. | Coquimbo, Chile | | | Historic | 1942 | COLLECTED | | Department of Illapel | | 500 | | | | 1874223 | PI 144598 |
| 4 | PI 144599 | No. 40.1007 | Sisyrinchium sp. | Valparaíso, Chile | | | Historic | 1942 | COLLECTED | | San Jose de la Mariquina | | | | | | 1874224 | PI 144599 |
| 5 | PI 144267 | No. 39.1928 | Sisyrinchium laxum Otto ex Sims | Buenos Aires, Argentina | | | Historic | 1942 | COLLECTED | | Buenos Aires | | | | | | 1873791 | PI 144267 |
| 6 | PI 103485 | | Sisyrinchium sp. | Cuba | | | Historic | 1933 | COLLECTED | | Magallanes racetrack | | | | | | 1791817 | PI 103485 |
| 7 | PI 100707 | No. 324 | Sisyrinchium sp. | Cusco, Peru | | | Historic | 1932 | COLLECTED | 05/20/1932 | | | | | | | 1788356 | PI 100707 |
| 8 | PI 90086 | No. 103 | Sisyrinchium angustissimum (B. L. Rob. & Greenm.) Greenm. & C. H. Thomps. | Ciudad de México, Mexico | | | Historic | 1930 | COLLECTED | 10/17/1930 | Pie de Xitle | | | | | | 1756470 | PI 90086 |
| 9 | PI 78869 | | Sisyrinchium californicum (Ker Gawl.) W. T. Aiton | England, United Kingdom | | | Historic | 1929 | COLLECTED | | | | | | | | 1742777 | PI 78869 |
| 10 | PI 78696 | | Sisyrinchium californicum (Ker Gawl.) W. T. Aiton | British Columbia, Canada | | | Historic | 1929 | COLLECTED | | | | | | | | 1737182 | PI 78696 |
| 11 | PI 58654 | | Sisyrinchium striatum Sm. | Île-de-France, France | | | Historic | 1924 | COLLECTED | | | | | | | | 1659947 | PI 58654 |
| 12 | PI 44840 | | Sisyrinchium sp. | Totonicapán, Guatemala | | | Historic | 1917 | COLLECTED | | | | | | | | 1507097 | PI 44840 |
| 13 | PI 35022 | No. 9 | Sisyrinchium sp. | Región Metropolitana de Santiago, Chile | | | Historic | 1913 | COLLECTED | | | | | | | | 1600435 | PI 35022 |
| 14 | W6 62085 | CBG-10868 | Sisyrinchium campestre E. P. Bicknell | | W6 |  | | 2024 | | | | | | | | | 2168883 | W6 62085 |
| 15 | W6 61352 | CBG- 10764 | Sisyrinchium campestre E. P. Bicknell | South Dakota, United States | W6 |  | | 2023 | | | | | | | Wild material | | 2142234 | W6 61352 |
| 16 | W6 59225 | CBG-10532 | Sisyrinchium albidum Raf. | Illinois, United States | W6 | | Not Available | 2021 | | | | | | | Wild material | | 2120140 | W6 59225 |
| 17 | NA 86705 | 'Suwannee' | Sisyrinchium sp. | | NA | | Not Available | 2020 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Sisyrinchium 'Suwannee'. | 2154860 | NA 86705 |
| 18 | W6 58230 | CA930E-8 | Sisyrinchium bellum S. Watson | California, United States | W6 | | Not Available | 2020 | | | | | | | Wild material | Flowers purple. | 2107610 | W6 58230 |
| 19 | W6 57751 | CA330-190 | Sisyrinchium bellum S. Watson | California, United States | W6 | | | 2020 | | | | | | | Wild material | SOS 92nd Shipment | 2105049 | W6 57751 |
| 20 | W6 56362 | CA180-186 | Sisyrinchium bellum S. Watson | California, United States | W6 |  | | 2019 | | | | | | | Wild material | | 2091547 | W6 56362 |
| 21 | NA 85725 | 'Lucerne' | Sisyrinchium angustifolium Mill. | | NA | | Not Available | 2019 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Sisyrinchium angustifolium 'Lucerne'. | 2154353 | NA 85725 |
| 22 | W6 55689 | CA190A-217 | Sisyrinchium bellum S. Watson | California, United States | W6 |  | | 2018 | | | | | | | Wild material | | 1970400 | W6 55689 |
| 23 | W6 53119 | CBG-2016-6883 | Sisyrinchium campestre E. P. Bicknell | Wisconsin, United States | | | Historic | 2017 | | | | | | | Wild material | | 1954870 | W6 53119 |
| 24 | W6 53120 | CBG-6883 | Sisyrinchium campestre E. P. Bicknell | Wisconsin, United States | W6 |  | Not Available | 2017 | | | | | | | Wild material | | 1954871 | W6 53120 |
| 25 | W6 51925 | OR130-96 | Sisyrinchium idahoense E. P. Bicknell | Washington, United States | W6 | | | 2017 | | | | | | | Wild material | | 1947058 | W6 51925 |
| 26 | W6 51571 | CBG-4095 | Sisyrinchium campestre E. P. Bicknell | Kansas, United States | W6 | | Not Available | 2016 | | | | | | | Wild material | | 1942701 | W6 51571 |
| 27 | W6 51576 | CBG2015-4103 | Sisyrinchium campestre E. P. Bicknell | Iowa, United States | W6 | | Not Available | 2016 | | | | | | | Wild material | | 1942706 | W6 51576 |
| 28 | W6 51577 | CBG2015-4109 | Sisyrinchium albidum Raf. | Illinois, United States | W6 | | Not Available | 2016 | | | | | | | Wild material | | 1942707 | W6 51577 |
| 29 | W6 50926 | AK930-385 | Sisyrinchium littorale Greene | Alaska, United States | W6 | | | 2016 | | | | | | | Wild material | | 1932577 | W6 50926 |
| 30 | W6 50677 | CBG2014-3168 | Sisyrinchium montanum Greene | Colorado, United States | W6 |  | | 2015 | | | | | | | Wild material | | 1931969 | W6 50677 |
| 31 | W6 50320 | OR110-750 | Sisyrinchium idahoense E. P. Bicknell | Oregon, United States | W6 |  | | 2015 | | | | | | | Wild material | | 1927617 | W6 50320 |
| 32 | W6 46958 | NV052-377 | Sisyrinchium radicatum E. P. Bicknell | Nevada, United States | W6 | | | 2013 | | | | | | | Wild material | | 1914543 | W6 46958 |
| 33 | NA 81537 | 'Lucerne' | Sisyrinchium angustifolium Mill. | | NA | | Not Available | 2013 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Sisyrinchium angustifolium 'Lucerne'. | 2152589 | NA 81537 |
| 34 | W6 46127 | CBG-1776 | Sisyrinchium angustifolium Mill. | Missouri, United States | W6 |  | Not Available | 2013 | | | | | | | Wild material | | 1908958 | W6 46127 |
| 35 | W6 44886 | LBJWC-1288 | Sisyrinchium langloisii Greene | Texas, United States | W6 | | Not Available | 2012 | DONATED | 2012 | | | | | Wild material | | 1902504 | W6 44886 |
| 36 | W6 42086 | CA930C-10 | Sisyrinchium bellum S. Watson | California, United States | W6 |  | | 2011 | | | | | | | Wild material | | 1887393 | W6 42086 |
| 37 | W6 41394 | CA190B-2 | Sisyrinchium bellum S. Watson | California, United States | W6 |  | Not Available | 2011 | | | | | | | Wild material | | 1868906 | W6 41394 |
| 38 | W6 39695 | OR100-120 | Sisyrinchium bellum S. Watson | Oregon, United States | W6 |  | | 2010 | | | | | | | Wild material | | 1849568 | W6 39695 |
| 39 | NA 80385 | NA 80385 | Sisyrinchium montanum Greene | South Dakota, United States | NA | | Not Available | 2010 | COLLECTED | 08/03/2010 | Custer State Park, SD Hwy. 87 south of Blue Bell Lodge | 43.64975000, -103.46217000 | 1372 | Open grassland | | | 1950441 | NA 80385 |
| 40 | W6 36919 | ID931-121 | Sisyrinchium idahoense E. P. Bicknell | Idaho, United States | W6 |  | | 2009 | | | | | | | Wild material | | 1827225 | W6 36919 |
| 41 | NSL 465164 | LBJWC-1258 | Sisyrinchium biforme E. P. Bicknell | Texas, United States | W6 | | Not Available | 2009 | | | | | | | Wild material | | 1815301 | NSL 465164 |
| 42 | NA 78133 | 'Suwannee' | Sisyrinchium sp. | | NA | | Not Available | 2009 | | | | | | | Cultivar | Full name as recorded at U.S. National Arboretum: Sisyrinchium 'Suwannee'. | 2151254 | NA 78133 |
| 43 | NSL 454252 | LBJWC-1029 | Sisyrinchium rosulatum E. P. Bicknell | Texas, United States | W6 | | Not Available | 2007 | | | | | | | Wild material | | 1752309 | NSL 454252 |
| 44 | W6 30239 | ID075-74 | Sisyrinchium idahoense E. P. Bicknell | Idaho, United States | W6 |  | Not Available | 2007 | | | | | | | Wild material | | 1719232 | W6 30239 |
| 45 | W6 27836 | AH 1 | Sisyrinchium albidum Raf. | Ohio, United States | W6 | | Not Available | 2005 | COLLECTED | 06/27/2005 | Appalachian Hwy. Adams County | 38.97555556, -83.33888889 | 278 | | Wild material | | 1690945 | W6 27836 |
| 46 | W6 26874 | NV052-58 | Sisyrinchium halophilum Greene | Nevada, United States | W6 |  | Not Available | 2005 | | | | | | | Wild material | Erect herb 0.3 meters tall. | 1673913 | W6 26874 |
| 47 | W6 26878 | GSENM-025 | Sisyrinchium demissum Greene | Utah, United States | W6 |  | | 2005 | | | | | | | Wild material | Forb .15 meters tall. | 1673917 | W6 26878 |
| 48 | W6 27257 | OR110-20 | Sisyrinchium bellum S. Watson | Oregon, United States | W6 |  | | 2005 | | | | | | | Wild material | Forb 0.3 meters tall. | 1674291 | W6 27257 |
| 49 | W6 27798 | ODNR25 | Sisyrinchium sp. | Ohio, United States | W6 | | Not Available | 2004 | COLLECTED | 06/23/2004 | Shawnee State Forest, Scioto County | 38.73861111, -83.20138889 | 240 | | Wild material | | 1690490 | W6 27798 |
| 50 | W6 23397 | PRO 96-12 | Sisyrinchium sp. | Argentina | W6 | | Not Available | 2001 | COLLECTED | 02/17/1996 | Santa Cruz, Pta. Banderas, 50 km northwest from El Calafate | -50.30722222, -73.79111111 | 170 | Slope:2% NE | Wild material | Plants rhizomatous with yellow flowers. | 1611643 | W6 23397 |
| 51 | NA 71234 | NA 71234 | Sisyrinchium sp. | | NA | | Not Available | 1999 | | | | | | | Wild material | Full name as recorded at U.S. National Arboretum: Sisyrinchium sp.. | 2148920 | NA 71234 |
| 52 | NA 68432 | NA 68432 | Sisyrinchium xerophyllum Greene | | NA | | Not Available | 1996 | | | | | | | Cultivated material | Full name as recorded at U.S. National Arboretum: Sisyrinchium xerophyllum. came to U.S. Botanic Garden thru John Hummer on 4/4/93, native to FL & GA | 2148133 | NA 68432 |
| 53 | NA 52292 | NA 52292 | Sisyrinchium angustifolium Mill. | | NA | | Not Available | 1983 | | | | | | | Cultivated material | Full name as recorded at U.S. National Arboretum: Sisyrinchium angustifolium. Virginia Wildflower Preservation Society Plant sale at Green Spring Gardens. | 2145665 | NA 52292 |