| Name | Koch, Jan Willem Reinier |
| Date of birth | 1860 |
| Date of death | 1924 |
| Remarks | [collector note: New Guinea (1904-05): BO, L] |
| ASA Botanist ID | 103714 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9f9d7395-a82a-4283-8d06-4407003f6500 |
| Standard/Label Name | J. W. R. Koch |
| Full Name | Koch, Jan Willem Reinier |
| Specialty Collector | Phanerogams |
| Citation as Collector | Index Herbariorum - Collectors I-L |
| Holdings | Search for specimens collected by J. W. R. Koch |
| Collections in | 1904 (3) |
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