World Register of Marine Species (WoRMS)
Compositae Working Group (CWG) (2026). Global Compositae Database. Amblyopappus pusillus Hook. & Arn.. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1093501 on 2026-08-29
(1841). Trans. Amer. Philos. Soc. ser. 2, 7