> [!cite] BHL link: this entry starts at [page 878](https://www.biodiversitylibrary.org/page/33121009) of TL-2 Vol. I
> Author links: [IPNI](https://www.ipni.org/a/2908-1) LSID 2908-1, [Wikidata](https://www.wikidata.org/wiki/Q4993042) QID Q4993042
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
> [!example] See also [[Friderichsen, (Peter) Kristian (Nikolaj) (Suppl.)|second entry]] for this author
### Author
Friderichsen, Peter Kristian Nicolaj (1853-1932), Danish botanist active in Schleswig-Holstein.
**Abbreviated name**: *Friderichsen* \[standard form in IPNI: *Frid.*\]
#### Herbarium and types
[[Collection C|C]] (2000, incl. 1500 Rubi).
*Exsiccatae*: *Rubi exsiccati Daniae et Slesvigiae* (fase. 1, Ribe 1885 (30 nos.), fasc. 2, Ribe 1887 (30 nos.), fasc. 3, Horsens 1888), with Otto Carl Leonor Gelert (1862-1899), sets: [[Collection A|A]], [[Collection C|C]], [[Collection K|K]], [[Collection LD|LD]], [[Collection MANCH|MANCH]].
*Ref*.: IH 2: 209.
#### Bibliography and biography
AG 6(1): 493; Barnhart 2: 10.
- Fischer-Benzon, *in* Prahl, Krit. Fl. Schlesw.-Holst. 2: 18. 1890.
- Christensen, Danske Bot. Hist. 1: 586-587, 810. 1926 (portr.)
- Lind, Bot. Tidsskr. 42: 207-209. 1934 (portr.)