| Name | Häyrén, Ernst Fredrik |
| Date of birth | 1878 |
| Date of death | 1957 |
| Remarks | [author note: Herbarium and types H; duplicates at TURA, UPS, W] [collector note: Finland (1899-1945: GB, H (orig., Phan & crypt.); S. Sweden: H (lichens)] |
| ASA Botanist ID | 141565 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/694fe70e-295a-440c-90ff-1ad341d1d4f7 |
| Variant name | Ernst Fredrik Hayren |
| Author name | Hayren |
| B & P Author Abbrev. | Hayren |
| Standard/Label Name | E. F. Häyrén |
| Full Name | Häyrén, Ernst Fredrik |
| Geography Author | Finland |
| Geography Collector | Finland, Sweden |
| Specialty Author | Algae |
| Specialty Author | Fungi and Lichens |
| Specialty Author | Spermatophytes |
| Specialty Collector | Lichens |
| Specialty Collector | Phanerogams |
| 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 |
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