| Name | Widén, Carl-Johan |
| Start Date | 1935 |
| Remarks | [collector note: N. Europe: H.] |
| ASA Botanist ID | 105885 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/915ee428-10bd-4189-af30-17116a72fa10 |
| Variant name | Widén, C.-J. |
| Author name | Widén |
| Standard/Label Name | C.-J. Widén |
| Full Name | Widén, Carl-Johan |
| Specialty Author | Pteridophytes |
| Specialty Collector | Pteridophytes |
| Citation as Collector | Index Herbariorum - Collectors T-Z |
| Member of teams/groups | |
| Collector Teams: | C. R. Fraser-Jenkins & C.-J. Widén |
| Author Teams: | Fraser-Jenkins & Widén |
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