Onagraceae Juss.
Epilobium billardierianum subsp. cinereum P.H.Raven & Engelhorn , orth. var., scientific
Raven, P.H. & Engelhorn, T. (1971), New Zealand Journal of Botany 9: 349 [primary reference]
Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [orthographic variant]
orthographic variant of: Epilobium billardiereanum subsp. cinereum (A.Rich.) P.H.Raven & Engelhorn legitimate