| Name | Arnell, Sigfrid Wilhelm |
| Date of birth | 1895 |
| Date of death | 1970 |
| Remarks | [author note: Herbarium and types: GB] [collector note: GB] |
| ASA Botanist ID | 126388 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/01469e21-2b94-48e3-9fd6-3af135355271 |
| Variant name | Sigfrid Wilhelm Arnell |
| Author name | S. W. Arnell |
| B & P Author Abbrev. | S. W. Arnell |
| Standard/Label Name | S. W. Arnell |
| Full Name | Arnell, Sigfrid Wilhelm |
| Geography Author | Sweden |
| Geography Collector | Sweden |
| Specialty Author | Spermatophytes |
| Specialty Collector | Phanerogams |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | Bothalia 30(2): 218ff. 2000 (obituary) |
| Citation as Author | Email message on the 2000 ref. from Stefan Dressler (FR) |
| Citation as Collector | Index Herbariorum - Collectors A-D |
| Member of teams/groups | |
| Author in | Ill. Moss Fl. Fennoscandia |
| Collector Teams: | H. W. Arnell & S. W. Arnell |