| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Xanthoconium affine (Peck) Singer | D. R. Sumstine 20 Jun 1940 | United States of America. Pennsylvania. Clarion Co. Clarion. | 46501 | ||
| Xanthoconium affine (Peck) Singer | D. R. Sumstine 8 20 Jun 1940 | United States of America. Pennsylvania. Clarion Co. Clarion. | 46510 | ||
| Xanthoconium affine (Peck) Singer | D. R. Sumstine 26 Jul 1941 | United States of America. Pennsylvania. Centre Co. Woodward. | 46502 | ||
| Xanthoconium affine (Peck) Singer | D. R. Sumstine 31 Jul 1941 | United States of America. Pennsylvania. Centre Co. Woodward. | 46601 | ||
| Xanthoconium affine (Peck) Singer | D. R. Sumstine 28 01 Aug 1938 | United States of America. Pennsylvania. Monroe Co. Swiftwater. | 46533 | ||
| Xanthoconium affine var. maculosus (Peck) Singer | W. H. Ballou Aug 1909 | United States of America. New Jersey. Monmouth Co. | 46522 | ||
| Xanthoconium affine (Peck) Singer | C. L. Fergus s.n. 20 Jul 1977 | United States of America. Pennsylvania. Centre Co. | 02342848 | ||
| Xanthoconium affine (Peck) Singer | W. A. Murrill 1480 14 Jul 1905,15 Jul 1905 | United States of America. District of Columbia. | 46592 | ||
| Xanthoconium affine (Peck) Singer | W. A. Murrill 1503 14 Jul 1905,15 Jul 1905 | United States of America. District of Columbia. | 46593 | ||
| Xanthoconium affine (Peck) Singer | W. A. Murrill 1535 14 Jul 1905,15 Jul 1905 | United States of America. District of Columbia. | 46525 | ||
| Xanthoconium affine (Peck) Singer | Collector unspecified 3031 s.d. | United States of America. New Jersey. Gloucester Co. Newfield. | 46519 |
