Taxon - Links and literature
Botanical Society of British Isles [http://www.bsbi.org.uk/], Botany Department, The Natural History Museum [as Amsinckia calycina (Moris) Chater]Data retrieved on: 11 May 2012
Kew Science - Plants of the World online 2024-05 [11707-2]
Kew Science - Plants of the World online [https://powo.science.kew.org], Facilitated by the Royal Botanic Gardens, Kew [as Amsinckia calycina (Moris) Chater]
Data retrieved on: 1 February 2025
C. Ulloa et al. (2017): An integrated assessment of the vascular plant species of the Americas, Science. 358. 1614-1617 [as Amsinckia calycina (Moris) Chater]Data retrieved on: 19 September 2019
C. Ulloa et al. (2017): An integrated assessment of the vascular plant species of the Americas, Science. 358. 1614-1617 [as Amsinckia hispida I.M. Johnst.]Data retrieved on: 19 September 2019