| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Sium suave Walter | W. R. Buck 39877 with W. W. Thomas & M. V. Alves, 31 Aug 2001 | United States of America. New York. Putnam Co. Town of Philipstown, Manitou Marsh, just E of Manitou Railroad Station. | 531969 |  | |
| Sium suave Walter | J. H. Christ 18898 with C. B. Christ, 12 Jul 1949 | United States of America. Idaho. Jefferson Co. 5 miles north of Roberts. | 1101892 |  | |
| Sium suave Walter | J. H. Christ 8906 02 Sep 1937 | United States of America. Idaho. Madison Co. Across bridge north of Lorenzo. On banks of Snake River. | 1101893 |  | |
| Sium suave Walter | J. H. Christ 9014 06 Sep 1937 | United States of America. Idaho. Bear Lake Co. 10 miles southeast of Montpelier. | 1101894 |  | |
| Sium suave Walter | J. H. Christ 16177 02 Aug 1946 | United States of America. Idaho. Bear Lake Co. 1½ miles west of Montpelier. | 1101895 |  | |
| Sium suave Walter | J. H. Christ 18540 with C. B. Christ, 07 Jul 1949 | United States of America. Idaho. Cassia Co. 23 miles east of Rupert. On marshy edge of Raft River. | 1101896 |  | |
| Sium suave Walter | Raven 13367 26 Jul 1958 | United States of America. Oregon. Harney Co. 4.2 miles north of Burns. | 1101898 |  | |
| Sium suave Walter | W. C. Cusick 2733 07 Aug 1901 | United States of America. Oregon. Lake Co. Ditches of Silver Creek. | 1101899 |  | |
| Sium suave Walter | L. E. Wehmeyer 5380 with F. N. Martin Jr. and H. F. Loveland, 11 Jul 1940 | United States of America. Wyoming. Jackson-Wilson road. | 1101900 |  | |
| Sium suave Walter | A. Nelson 6551 with Elias Nelson, 18 Aug 1899 | United States of America. Wyoming. Uinta Co. Jackson's Lake. | 1101901 |  | |
| Sium suave Walter | B. Ertter 76-230 13 Jul 1976 | United States of America. Idaho. Caribou Co. In Pelican Slough east of Blackfoot Reservoir on Hwy 34. | 1101902 |  | |
| Sium suave Walter | R. R. Halse 5909 30 Jul 2000 | United States of America. Oregon. Malheur Co. Along U.S. Hwy 26 at its junction with 4th Ave. E, about 4.3 miles northwest of Vale. | 1101903 |  | |
| Sium suave Walter | B. E. Nelson 19833 18 Aug 1990 | United States of America. Wyoming. Teton Co. Wyoming/Salt River Ranges: Wyoming Range: Willow Creek Drainage: ca. 0.5 air mile ENE of Anns Peak, ca. 5 air miles southeast of Hoback Junction, ca. 16 air miles southeast of Jackson. | 1101904 |  | |
| Sium suave Walter | L. Constance 2798 with Herbert L. Mason, 04 Aug 1940 | United States of America. Nevada. Douglas Co. Carson Valley, 1 mile south of Genoa. | 1101905 |  | |
| Sium suave Walter | I. F. Tidestrom 10724 26 Jul 1919 | United States of America. Nevada. Wadsworth. | 1101906 |  | |
| Sium suave Walter | J. Torrey 173 1865 | United States of America. Nevada. Near Empire City. | 1101907 |  | |
| Sium suave Walter | J. Torrey 173 1865 | United States of America. Nevada. Near Empire City. | 1101908 |  | |
| Sium suave Walter | D. Griffiths 153 with E. L. Morris, Jul 1901 | United States of America. Nevada. Quinn River Crossing. | 1101909 |  | |
| Sium suave Walter | D. Griffiths 75 Jul 1901 | United States of America. Nevada. Winnemucca. | 1101910 |  | |
| Sium suave Walter | F. S. Goodner 1003 with W. H. Henning, 04 Aug 1937 | United States of America. Nevada. Lander Co. Vicinity of Humboldt River, near Battle Mountain. | 1101911 |  |