Thouars, L.M.A. du Petit- (1808), Esquisse de la Flore de l'Isle de Tristan d'Acugna: 43, t. 12 [tax. nov.]

• Type: "Herb. 1re."

Sprengel, C.P.J. (1824), Systema Vegetabilium Edn. 17, 1: 876 [secondary reference]

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - APC [secondary reference]

• APC Comment: A taxon from the Tristan da Cunha group of islands in the South Atlantic Ocean, recorded by C.P.Sprengel, Syst. Veg. 1: 876 (1824), but not known to occur in Australia.

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