1. Stace C . New Flora of the British Isles. 4th edn. Cambridge University Press, 2019.
2. Wheeler KGR . A Natural History of Nettles. Trafford Publishing, 2007.
3. Distribution, Ecology, chemistry and toxicology of plant stinging hairs;Ensikat;Toxins (Basel),2021
4. Mabey R . Flora Britannica. Chatto & Windus / Sinclair Stevenson, 1996.
5. Everything is awesome: don’t forget the Lego;Tagg;J Paediatr Child Health,2019