| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | N. H. Holmgren 14808 with Patricia K. Holmgren, 18 Jun 2003 | United States of America. Idaho. Bingham Co. Blackfoot Mountains, Wolverine Creek Road, just below (north of ) the pass. | 703191 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | N. H. Holmgren 14929 with Patricia K. Holmgren, 25 Jun 2003 | United States of America. Idaho. Caribou Co. Diamond Creek Road, at a pass on a small foothill extending out from Freeman Ridge, 3.7 km (2.3 mi) south of the junction with the Smoky Canyon Road, 33 km (20.5 mi) air distance east of downtown Soda Springs. | 703192 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | J. E. Patton 1009 with Bob Patton, 03 Jun 1983 | United States of America. Idaho. Bannock Co. Crystal Springs, along West Bob Smith Creek, about 4 miles east of McCammon. South facing slope to northwest of springs. | 01082582 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | A. Tiehm 13864 28 May 2002 | United States of America. Nevada. Washoe Co. Virginia Mountains, creek near Lower Scott Spring, 1.4 road miles east of main Spanish Flat road. | 01082583 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | M. J. Williams 82-39-1 with Arnold Tiehm, 24 May 1982 | United States of America. Nevada. Washoe Co. West of Leadville, Granite Range. | 01082584 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | A. Tiehm 10450 24 May 1986 | United States of America. Nevada. Lander Co. Shoshone Mountains, Lewis Canyon at the north end of the range, 4.8 road miles south of the Marvel Ranch. | 01082585 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | A. Tiehm 14197 28 May 2003 | United States of America. Nevada. Nye Co. Shoshone Mountains, south fork of Barrett Canyon, 3.4 road miles west of junction with the north Fork Barrett Canyon road. | 01082586 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | A. P. Pinzl 10438 05 May 1993 | United States of America. Nevada. Washoe Co. Fortynine Creek, 5 3/4 road miles northwest of first drainage west of Fortynine Camp. | 01082588 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | S. L. Welsh 18820 with Moore, 05 Jul 1979 | United States of America. Utah. Carbon Co. Eccles Canyon, ca. 4 miles northwest of Clear Creek. | 01082589 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | R. B. Jeppsen 95 20 May 1980 | United States of America. Utah. Utah Co. Northwest side of Uintah National Forest Road. | 01082619 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | A. Tiehm 15600 with Jan Nachlinger, 07 Jun 2008 | United States of America. Nevada. Humboldt Co. Bilk Creek Mountains, Wilder Creek, 6.8 road miles east-southeast of Wilder Creek Ranch on relay station road. | 01083099 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | N. H. Holmgren 15907 with Patricia K. Holmgren, 15 May 2009 | United States of America. Utah. Cache Co. Wellsville Mountains, at the Cache National Forest boundary along the road to Old Logway Canyon, 1.9 km (1.2 mi) road distance west of State Route 23, southwest of Mendon. | 01192118 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | T. Dieffenbach TNF-0622 with Glennon, Holton, Mel, Pearson, & Vieth, 08 Jun 1979 | United States of America. Idaho. Bonneville Co. Targhee National Forest, Rainey Creek. Drive along Irwin North Road/Rainey Creek Road. Location is north of Rocky Ridge and west of Cromwell Canyon along roadside and creek. | 02633789 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | N. H. Holmgren 16804 with Patricia K. Holmgren, 06 May 2018 | United States of America. Idaho. Bannock Co. Portneuf Range, Cottonwood Road, along Cottonwood Creek, 18.7 km (11.6 mi) from Swanlake (U.S. Highway 91). | 03875461 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | H. N. Mozingo 76-41 08 Jun 1976 | United States of America. Nevada. Churchill Co. Clan Alpine Mountains. On Cherry Creek Road. Spring near a saddle. | 01082587 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | M. K. Kirkpatrick 5587 | United States of America. Colorado. Mesa Co. Battlement Mesa: White River National Forest: Hells Gulch portion of Alkali Creek, off of Forest Road 816 and County Road 342 (Silt- Collbran Road), ca 2 air mi N of Hightower Mountain and ca 17 air mi S of Silt. | 02816512 |  | |
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | 04834073 |  | |||
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | 04834071 |  | |||
| Hydrophyllum capitatum Douglas ex Benth. var. capitatum | 04834062 |  |
