| Name | Hirn, Karl Engelbrecht |
| Date of birth | 1872 |
| Date of death | 1907 |
| Remarks | [author note: Herbarium and types: original collections lost, some algae and many phanerogams in H (fide TL2 via T. Ahti)] [collector note: H] |
| ASA Botanist ID | 129701 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9bd92852-e6a1-40ae-834c-655595bd6359 |
| Variant name | Karl Engelbrecht Hirn |
| Author name | Hirn |
| B & P Author Abbrev. | Hirn |
| Standard/Label Name | K. E. Hirn |
| Full Name | Hirn, Karl Engelbrecht |
| Geography Author | Finland |
| Geography Collector | Finland |
| Specialty Author | Algae |
| Specialty Collector | Algae |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | Taxonomic Literature. Second Edition. Utrecht |
| Citation as Collector | Index Herbariorum - Collectors E-H |
| Member of teams/groups | |