| Erscheinungsdatum | Titel | Autor(en) |
| 2022 | A Botanical Classroom of the Early Upper Paleolithic: The vault fragments of the Grotta di Fumane depicts geophytes [Un atelier pédagogique botanique du Paléolithique supérieur ancien : des géoglyphes figurés sur des fragments de la voûte de la Grotta di Fumane.] | Koch, R.J.; Grützmacher, L.; Friesen, N. |
| 2014 | A new Allium species from section Molium from Israel: A. akirense (Amaryllidaceae) | Friesen, Nikolai ; Fragman-Sapir, Ori |
| 2006 | AFRICAN SPECIES OF LEPIDIUM (BRASSICACEAE) CONTRIBUTED VIA HYBRIDIZATION TO THE ORIGIN OF AUSTRALIAN/NEW ZEALAND SPECIES | Mummenhoff, Klaus ; Linder, Peter; Friesen, Nikolai ; Bowman, John L.; Lee, Ji-Young; Franzke, Andreas |
| 2015 | Allium canariense (Amaryllidaceae), a species endemic to the Canary Islands | Friesen, Nikolai ; Herden, Tobias; Schoenfelder, Peter |
| 2020 | Allium matinae-a new species from northwestern Iran | Friesen, Nikolai ; Abbasi, Mehrdad; Murtazaliev, Ramazan; Fritsch, Reinhard M. |
| 2009 | Allium oreotadzhikorum and Allium vallivanchense, two new species of Allium subg. Polyprason (alliaceae) from the central asian republic Tajikistan | Fritsch, R.M.; Friesen, N. |
| 2017 | Allium palaestinum - a forgotten species from Israel is re-described | Fragman-Sapir, Ori; Friesen, Nikolai |
| 2022 | Allium pallasii and A. caricifolium-Surprisingly Diverse Old Steppe Species, Showing a Clear Geographical Barrier in the Area of Lake Zaysan | Friesen, Nikolai ; Grutzmacher, Lisa; Skaptsov, Mikhail; Vesselova, Polina; Dorofeyev, Vladimir; Luferov, Alexander N.; Turdumatova, Nazgul; Lazkov, Georgii; Smirnov, V, Sergei; Shmakov, I, Alexander; Hurka, Herbert |
| 2020 | Allium species of section Rhizomatosa, early members of the Central Asian steppe vegetation | Friesen, Nikolai ; Smirnov, Sergei V.; Shmakov, Alexander I.; Herden, Tobias; Oyuntsetseg, Batlay; Hurka, Herbert |
| 2022 | Allium sulaimanicum: A new Allium species and section from Pakistan | Khan, Nazar; Friesen, Nikolai ; Sultan, Amir; Fritsch, Reinhard M.; Khan, Tahir; Ishaq, Kamran |
| 2019 | Allium ulleungense (Amaryllidaceae), a new species endemic to Ulleungdo Island, Korea | Choi, Hyeok-Jae; Yang, Sungyu; Yang, Jong-Cheol; Friesen, Nikolai |
| 2013 | Allium ursinum L. in Germany - surprisingly low genetic variability | Herden, T.; Neuffer, B. ; Friesen, N. |
| 2016 | Allium urusakiorum (Amaryllidaceae), a new member of the Balkan clade of the section Oreiprason from European Turkey | Kocyigit, Mine; Seregin, Alexey P.; Ozhatay, Neriman; Friesen, Nikolai |
| 2015 | Assessment, validation and deployment strategy of a two-barcode protocol for facile genotyping of duckweed species | Borisjuk, N.; Chu, P.; Gutierrez, R.; Zhang, H.; Acosta, K.; Friesen, N. ; Sree, K. S.; Garcia, C.; Appenroth, K. J.; Lam, E. |
| 2022 | Biodiversity of Duckweed (Lemnaceae) in Water Reservoirs of Ukraine and China Assessed by Chloroplast DNA Barcoding | Chen, Guimin; Stepanenko, Anton; Lakhneko, Olha; Zhou, Yuzhen; Kishchenko, Olena; Peterson, Anton; Cui, Dandan; Zhu, Haotian; Xu, Jianming; Morgun, Bogdan; Gudkov, Dmitri; Friesen, Nikolai ; Borysyuk, Mykola |
| 2009 | Contribution to ITS phylogeny of the Brassicaceae, with special reference to some Asian taxa | German, Dmitry A.; Friesen, Nikolai ; Neuffer, Barbara ; Al-Shehbaz, Ihsan A.; Hurka, Herbert |
| 2003 | Contribution to the knowledge of the Flora of the Mongolian Altai [Beitrag zur Kenntnis der Flora des Mongolischen Altais] | Neuffer, B. ; Oyuntsetseg, B.; Schamsran, Z.; Friesen, N. ; Hurka, H. |
| 2003 | Contribution to the knowledge of the Flora of the Mongolian Altai II | German, D.; Neuffer, B. ; Friesen, N. ; Hurka, H. |
| 2016 | Dated phylogenies and historical biogeography of Dontostemon and Clausia (Brassicaceae) mirror the palaeogeographical history of the Eurasian steppe | Friesen, Nikolai ; German, Dmitry A.; Hurka, Herbert; Herden, Tobias; Oyuntsetseg, Batlai; Neuffer, Barbara |
| 2016 | Dated phylogeny and biogeography of the Eurasian Allium section Rhizirideum (Amaryllidaceae) | Sinitsyna, Tatiana A.; Herden, Tobias; Friesen, Nikolai |
HOCHSCHULBIBLIOGRAPHIE