Presl, C.B. [K.B.] (1836), Prodromus Monographiae Lobeliacearum: 41 [comb. nov.]

basionym: Lobelia scapigera R.Br. legitimate

Bentham, G. (16 December 1868), Flora Australiensis 4: 136 [nomenclatural synonym]

nomenclatural synonym of: Isotoma scapigera (R.Br.) G.Don legitimate

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Isotoma scapigera (R.Br.) G.Don legitimate

---