Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 507 [tax. nov.]

• Type: "(J.) v.v."

Mueller, F.J.H. von (1861), Sixth Systematic Index of the Plants indigenous to the Colony of Victoria. Victoria - Parliamentary Papers- Votes and Proceedings of the Legislative Assembly: 17 [secondary reference]

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 101 [secondary reference]

Dixon, W.A. (1906), The Plants of New South Wales: 235 [secondary reference]

Sulman, F. (1914), A Popular Guide to the Wild Flowers of New South Wales II: 156 [secondary reference]

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 418 [secondary reference]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 138 [secondary reference]

Conn, B.J. in Harden, G.J. (ed.) (1992), Lamiaceae. Flora of New South Wales 3: 637 [secondary reference]

common name: Soft Skullcap [n/a]

Conn, B.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Lamiaceae. Flora of Victoria 4: 432, Fig. 83g APC [secondary reference]

common name: Soft Skullcap [n/a]

• APC Dist.: NSW, Vic

National Herbarium of New South Wales (2009), PlantNET Flora of New South Wales Online: - [secondary reference]

common name: Soft Skullcap [n/a]

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