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Innes, Clive (1995), "Cacti", pp. 11–70 in: Innes, Clive & Wall, Bill (1995), Cacti, Succulents and Bromeliads, Londinii: Cassell for the Royal Horticultural Society, ISBN978-0-304-32076-9.
Keen, Bill (1990), Cacti and Succulents : step-by-step to growing success, Marlborough, Wiltshire: Crowood Press, ISBN978-1-85223-264-1.
McMillan, A. J. S.; Horobin, J. F. (1995), Christmas Cacti : The genus Schlumbergera and its hybrids, Sherbourne, Dorset: David Hunt, ISBN978-0-9517234-6-3.