| Name | Jessen, Knud |
| Date of birth | 1884 |
| Date of death | 1971 |
| Remarks | [collector note: Denmark (1907-13): C; Faeroe Is. (col. 1908): C; Iceland (1908): C; Ireland (col. 1935): C; S. Greenland (1926): C] |
| ASA Botanist ID | 102348 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5525f04d-d35a-444c-b397-399183467fcd |
| Variant name | K. Jessen |
| Author name | K. Jessen |
| B & P Author Abbrev. | K. Jess. |
| Standard/Label Name | K. Jessen |
| Full Name | Jessen, Knud |
| Geography Collector | Denmark, Iceland, Ireland |
| Specialty Author | Spermatophytes |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Collector | Index Herbariorum - Collectors I-L |
| Author in | Danish Sci. Invest. Iran |