Withering, W. 1796: An Arrangement of British Plants. 3 ed.
Healy (1957); see also Garnock-Jones (1979). The specimen supporting the first record was collected from Marokopa River, near Te Anga, Kawhia County (South Auckland) in 1947 (CHR 70259). Healy (1957) provides details of additional specimens collected from other parts of the North Island and also the first South Island collection from Dunedin in 1951 (CHR 71732).
NZOR Concept Id
NZFLORA (2012-) New Zealand Plant Names - Name based concepts