Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 565 [tax. nov.]

• Type: (not cited).

• Comment: Published as `α biuncularis'.

Don, G. (1834), A General History of Dichlamydeous Plants 3: 716 [basionym]

basionym of: Isotoma scapigera var. biuncialis (R.Br.) G.Don legitimate

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

orthographic variant: Lobelia scapigera var. biuncialaris R.Br. orth. var.

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

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

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