Forster, P.I. & Halford, D.A. in Henderson, R.J.F. (ed.) (2002), Crassulaceae. Names and Distribution of Queensland Plants, Algae and Lichens: 52 [primary reference]

Hosking, J.R., Conn, B.J. & Lepschi, B.J. (2003), Plant species first recognised as naturalised for New South Wales over the period 2000-2001. Cunninghamia 8(2): 181 [secondary reference]

common name: Hybrid Mother-of-Millions [n/a]

Jessup, L.W. (2003), Flora of South-eastern Queensland Volume 1 Changes to names or status of taxa: - [secondary reference]

taxonomic synonym: Bryophyllum daigremontianum (Raym.-Hamet & H.Perrier) A.Berger x Bryophyllum tubiflorum Harv. legitimate

Forster, P.I. (4 December 2006), Bryophyllum x houghtonii (D.B.Ward) P.I.Forst., a new combination in Crassulaceae for the hybrid Mother of Millions. Austrobaileya 7(2): 383 [taxonomic synonym]

taxonomic synonym of: Bryophyllum x houghtonii (D.B.Ward) P.I.Forst. legitimate

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