Asteriscus aquaticus var. pygmaeus DC., Prodr. 7: 287. 1838
Asteriscus aquaticus var. pygmaeus, Prodr. 7: 287. 1838
is basionym for Asteriscus pygmaeus in Balansa, Pl. Algérie: [in schedis] No. 793. 1853
is basionym for Odontospermum pygmaeum in Engler & Prantl, Nat. Pflanzenfam. 4(5): 209. 1890