Lamarck, J.B.P.A. de 1789–1792: Encyclopédie Méthodique. Botanique. Vol. 3. Panckoucke, Paris.
New Zealand Carnivorous Plant Society Inc. 1988: The New Zealand Carnivorous Plant Society Plant List.
Ogle, C.C.; de Lange, P.J.; Cameron, E.K.; Parris, B.S.; Champion, P.D. 2021: Checklist of dicotyledons, gymnosperms and pteridophytes naturalised or casual in New Zealand: additional records 2007–2019. Perspectives in Biosecurity Research Series 5: 45–116.