Linnaeus, C. (1 May 1753), Species Plantarum 2: 786-787 [tax. nov.]

• Type: “Habitat in Europa australiori.

Jonsell, B. & Jarvis, C.E. (28 December 2002), Lectotypification of Linnaean names for Flora Nordica (Brassicaceae - Apiaceae). Nordic Journal of Botany 22(1): 81 [secondary reference]

• Lectotype: "Bauhin & Cherler (1651: fig. p. 383), (lectotype designated here by N.K.B. Robson)."

Council of Heads of Australasian Herbaria (2007), Australian Plant Census: - APC [secondary reference]

taxonomic synonym: Hypericum amplexicaule Gilib. legitimate

• APC Dist.: Tas (doubtfully naturalised)

de Salas, M.F. & Baker, M.L. (2016), Tasmanian vascular plant census. A Census of the Vascular Plants of Tasmania, including Macquarie Island: 33 [secondary reference]

Baker, M.L., Wapstra, M. & Lawrence, D. (20 August 2019), An annotated census of the lesser-known naturalised plants of Tasmania. Muelleria 38: 41 [secondary reference]

common name: slender St John’s wort [n/a]

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