| Name | Jonsson, Helgi |
| Date of birth | 1867 |
| Date of death | 1925 |
| Remarks | [author note: Herbarium and types: ICEL; additional material at B, C, F, L] [collector note: Herbarium: ICEL; Faeroe Is. (1897-98): C; Iceland (1893-1920): B (Alg.), C, F, ICEL, L] |
| ASA Botanist ID | 134972 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/33ad2991-4cca-4699-b0e2-d187592140e6 |
| Variant name | Helgi Jonsson |
| Author name | Jonsson |
| B & P Author Abbrev. | Jonss. |
| Standard/Label Name | H. Jonsson |
| Full Name | Jonsson, Helgi |
| Geography Author | Iceland |
| Specialty Author | Algae |
| Specialty Author | Spermatophytes |
| Specialty Collector | Algae |
| 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 I-L |
| Holdings | Search for specimens collected by H. Jonsson |
| Collections in | 1848 (1), 1897 (9), 1898 (1) |