Template:Henning et al., 2014
- Henning, T., Quandt, D., Grosse-Veldmann, B., Monro, A.K. & Weigend, M. 2014. Weeding the Nettles II: A delimitation of "Urtica dioica L. (Urticaceae) based on morphological and molecular data, including a rehabilitation of Urtica gracilis Ait. Phytotaxa 162(2): 61–83. DOI: 10.11646/phytotaxa.162.2.1 ResearchGate