Nomenclature
Scientific Name:
Epilobium rotundifolium G.Forst., Fl. Ins. Austr. 27 (1786)
Vernacular Name(s):
round-leaved willowherb
 Description

Herb, often sprawling and branching at base. Stems ± erect, 10–40 cm tall, strigillose all round, densely so in lines decurrent from margins of petioles, often also with a few glandular hairs. Lamina of lf broadly ovate, 3–25 × 3–20 mm. Floral tube 0.5–1.5 mm deep, sparsely glandular-hairy. Petals white, 2–2.5 × 1.5–3.5 mm. Capsule subglabrous to strigillose, 2–5 cm long; fruiting pedicel 1.5–4.2 cm long.

[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]

 Biostatus
Indigenous (Endemic)
 Phenology

Flowering: Oct.–Feb.

 Bibliography
de Lange, P.J.; Rolfe, J.R.; Barkla J.W.; Courtney, S.P.; Champion, P.D.; Perrie, L.R.; Beadel, S.N.; Ford, K.A.; Breitwieser, I.; Schönberger, I.; Hindmarsh-Walls, R.; Heenan, P.B.; Ladley, K. 2018: Conservation status of New Zealand indigenous vascular plants, 2017. New Zealand Threat Classification Series. No. 22. [Not Threatened]
de Lange, P.J.; Rolfe, J.R.; Champion, P.D.; Courtney, S.P.; Heenan, P.B.; Barkla, J.W.; Cameron, E.K.; Norton, D.A.; Hitchmough, R.A. 2013: Conservation status of New Zealand indigenous vascular plants, 2012. New Zealand Threat Classification Series 3. Department of Conservation, Wellington. [Not Threatened]
Forster, J.G.A. 1786: Florulae Insularum Australium Prodromus. Dietrich, Göttingen.
Raven, P.H.; Raven, T. E. 1976: The Genus Epilobium (Onagraceae) in Australasia: a Systematic and Evolutionary Study. New Zealand Department of Scientific and Industrial Research Bulletin 216: 1–321.