| Name | Lönnroth, Knut Johan | 
| Date of birth | 1826 | 
| Date of death | 1885 | 
| Remarks | [author note: Herbarium and types: UPS, Hieracium at S; additional material at C, GB, PC] [collector note: Scandinavia: UPS (main part, orig.?)] | 
| ASA Botanist ID | 117733 botanist | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/94757460-8332-4b4a-af00-d62dbfbc8136 | 
| Variant name | Knut Johan Loennroth | 
| Author name | Lönnroth | 
| B & P Author Abbrev. | Lönnr. | 
| Standard/Label Name | K. J. Lönnroth | 
| Full Name | Lönnroth, Knut Johan | 
| Geography Author | Sweden | 
| Geography Collector | Sweden | 
| Specialty Author | Fungi and Lichens | 
| Specialty Author | Spermatophytes | 
| 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 K. J. Lönnroth | 
| Collections in | 1849 (1) |