| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Thelidium zwackhii (Hepp) A.Massal. | W. R. Buck 43742 17 Mar 2003 | United States of America. North Carolina. Jones Co. Croatan National Forest, Island Creek Walk, N of NC Bike 3 (Island Creek Road). | 654609 | ||
| Thelidium zwackhii (Hepp) A.Massal. | R. C. Harris 21571 25 Apr 1988 | United States of America. Arkansas. Searcy Co. Along St. Rd. 14, 4.1 mi W of jct with St. Rd. 263 (Baxter County line). | 780926 |  | |
| Thelidium zwackhii (Hepp) A.Massal. | R. C. Harris 47593-A 20 May 2003 | United States of America. Missouri. Taney Co. Mark Twain National Forest, Hercules Glades Wilderness, 3 mi NNE of US 160 on Cross Timbers Road (Co. Rd. 160/200), along trail to Coy Bald. | 787392 | ||
| Thelidium zwackhii (Hepp) A.Massal. | J. C. Lendemer 2609A 25 Apr 2004 | United States of America. Pennsylvania. Monroe Co. Middle Smithfield Township, Delaware Water Gap National Recreation Area, along Freeman Road, 1.5 mi NE of River Road. | 511267 | ||
| Thelidium zwackhii (Hepp) A.Massal. | W. R. Buck 48540 14 Apr 2005 | United States of America. Missouri. Saline Co. Marshall Junction Conservation Area, N of entry road, 1.0 mi W of Hwy RB. | 729906 | ||
| Thelidium zwackhii (Hepp) A.Massal. | W. R. Buck 53568 22 Apr 2008 | United States of America. Pennsylvania. Huntingdon Co. Todd Township, Trough Creek State Park, picnic area along Great Trough Creek, 1 mi N of park office. | 1024030 | ||
| Thelidium zwackhii (Hepp) A.Massal. | R. C. Harris 47116 17 Mar 2003 | United States of America. North Carolina. Jones Co. Croatan National Forest, Island Creek Walk, N of NC Bike 3 (Island Creek Road). | 976512 | ||
| Thelidium zwackhii (Hepp) A.Massal. | J. C. Lendemer 12333 01 Jul 2008 | United States of America. Pennsylvania. Wayne Co. Lacawac Sanctuary, Wallenpaupack Ledges, N shore of Lake Wallenpaupack, Paupack Township. | 977232 |