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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                J. M. Bigelow 996 | 
                                10 Oct 1853 | 
                                United States of America | 
                                New Mexico | 
                                Crest of Sandia Mts. | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                E. Hall 275 | 
                                1862 | 
                                United States of America | 
                                — | 
                                Rocky Mountains | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                G. R. Vasey 289 | 
                                1868 | 
                                United States of America | 
                                Colorado | 
                                Rocky Mountains | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                E. L. Greene s.n. | 
                                20 May 1872 | 
                                United States of America | 
                                Wyoming | 
                                Cheyenne, Wyoming Terr. | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                J. H. Redfield 163 | 
                                02 Aug 1872 | 
                                United States of America | 
                                Wyoming | 
                                Sherman. | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                J. Allen s.n. | 
                                1873 | 
                                United States of America | 
                                Idaho | 
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                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                H. T. Edwards s.n. | 
                                Aug 1878 | 
                                United States of America | 
                                Wyoming | 
                                Otto | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                G. M. Dawson 193 | 
                                22 Jun 1883 | 
                                Canada | 
                                Alberta | 
                                Fossil Coulee, Milk River Ridge,… | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                W. M. Canby 193 | 
                                30 Jun 1883 | 
                                United States of America | 
                                — | 
                                Bad lands, Little Missouri valley,… | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                C. S. Sheldon 26 4522 | 
                                09 Jul 1884 | 
                                United States of America | 
                                Colorado | 
                                Larimer Co. | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                H. N. Patterson 67 | 
                                13 Jul 1885 | 
                                United States of America | 
                                Colorado | 
                                Mts. about the head water… | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                C. H. Hall s.n. | 
                                Jun 1888 | 
                                United States of America | 
                                — | 
                                Yellowstone Park | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                H. J. Webber s.n. | 
                                24 Jul 1889 | 
                                United States of America | 
                                Nebraska | 
                                Pine Ridge | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                G. D. Swezey 78 | 
                                09 Aug 1890 | 
                                United States of America | 
                                Nebraska | 
                                Dawes Co. | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                P. A. Rydberg 196 | 
                                26 Jun 1891 | 
                                United States of America | 
                                Nebraska | 
                                Deuel Co. Hills, McColligan Canyon | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                P. A. Rydberg 196 | 
                                26 Jun 1891 | 
                                United States of America | 
                                Nebraska | 
                                Deuel Co. McColligan Canon | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                P. A. Rydberg 196 | 
                                24 Jul 1891 | 
                                United States of America | 
                                Nebraska | 
                                Scotts Bluff Co. Scott's Bluff | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                P. A. Rydberg 812 | 
                                12 Jun 1892 | 
                                United States of America | 
                                South Dakota | 
                                Fall River Co. | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                A. R. Bechtel 812 | 
                                12 Jun 1892 | 
                                United States of America | 
                                South Dakota | 
                                Fall River Co. | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                A. Nelson 91 | 
                                02 Jun 1894 | 
                                United States of America | 
                                Wyoming | 
                                Table Mts | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                A. Nelson 91 | 
                                02 Jun 1894 | 
                                United States of America | 
                                Wyoming | 
                                Table Mts | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                A. Nelson 1341 | 
                                27 Jun 1895 | 
                                United States of America | 
                                Wyoming | 
                                Table Mt | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                A. S. Hitchcock 289 | 
                                01 Aug 1895 | 
                                United States of America | 
                                Kansas | 
                                Wichita Co. | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                A. Nelson 2890 | 
                                15 May 1897 | 
                                United States of America | 
                                Wyoming | 
                                Pine Bluffs | 
                                — | 
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                                    Hymenoxys acaulis (Pursh) K.F.Parker
                                 | 
                                E. E. Nelson 70 | 
                                10 Jul 1897 | 
                                United States of America | 
                                Wyoming | 
                                Laramie Hills | 
                                — | 
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