"Species Details - Arabis hirsuta (L.) Scop. ssp. pycnocarpa (M. Hopkins) Hultén, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-18859/12-117259. Accessed 16 Dec. 2024.
There are 8 specimens of this Species.