| Name | Williamson, Charles |
| First date collected | 1907 |
| Remarks | [collector note: New Jersey, Herbarium of Alexander MacElwee; Pennsylvania: DPU] |
| ASA Botanist ID | 144198 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/36c1a74d-a1e2-4fe2-bb65-f02affe5ae03 |
| Variant name | Charles Sumner? |
| Variant name | Charles Williamson |
| Standard/Label Name | C. Williamson |
| Full Name | Williamson, Charles |
| Geography Collector | United States of America |
| Specialty Collector | Pteridophytes |
| Specialty Collector | Spermatophytes |
| Citation as Collector | Index Herbariorum - Collectors T-Z |
| Citation as Collector | specimen (GH) Actaea rubra (Ait.) Willd. |
| Holdings | Search for specimens collected by C. Williamson |
| Collections in | 1905 (1), 1906 (1), 1907 (2) |