Classification
Class
Magnoliopsida Brongn.
Order
Myrtales Juss. ex Bercht. & J.Presl
Family
Onagraceae
Genus
Epilobium L.
 Nomenclature
Scientific Name:
Epilobium wilsonii Cheeseman in Cheeseman, Trans. & Proc. New Zealand Inst. 54: 569 (1923)
Synonymy:
  • = Epilobium chlorifolium var. kaikourense Cockayne, Trans. & Proc. New Zealand Inst. 50: 170 (1917 [1918])
  • = Epilobium wilsonii var. pallidum G.Simpson & J.S.Thomson, Trans. Roy. Soc. New Zealand 70: 30 (1940)
 Description

Tufted herb. Stems 6–30 cm tall, usually purplish, rarely green, wiry, with broad lines of eglandular appressed or erect hairs running down below the petioles, hairy all round above. Lamina of lf ovate to broadly ovate, 10–40 × 6–20 mm. Floral tube 1.8–2.5 mm deep, ± glandular-hairy. Petals white or pink, 10–18 × 6–15 mm. Capsule usually with sparse glandular or erect eglandular hairs, rarely glabrous, 1.9–5.5 cm long; fruiting pedicel 0.7–1.5 cm long.

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

 Biostatus
Indigenous (Endemic)
 Phenology

Flowering: Nov.–Apr.

 Bibliography
Cheeseman, T. F. 1923: New species of flowering-plants. Transactions and Proceedings of the New Zealand Institute 54: 565–569.
Cockayne, L. 1918: Notes on New Zealand floristic botany, including descriptions of new species, etc. (No. 3). Transactions and Proceedings of the New Zealand Institute 50: 161–191.
de Lange, P.J.; Norton, D.A.; Courtney, S.P.; Heenan, P.B.; Barkla, J.W.; Cameron, E.K.; Hitchmough, R.; Townsend, A.J. 2009: Threatened and uncommon plants of New Zealand (2008 revision). New Zealand Journal of Botany 47: 61–96. [Naturally uncommon]
de Lange, P.J.; Norton, D.A.; Heenan, P.B.; Courtney, S.P.; Molloy, B.P.J.; Ogle, C.C.; Rance, B.D. 2004: Threatened and uncommon plants of New Zealand. New Zealand Journal of Botany 42(1): 45–76.
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. [Naturally Uncommon]
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. [Naturally Uncommon]
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.
Simpson, G.; Thomson, J. S. 1940: Notes on some New Zealand Plants and Descriptions of New Species. Transactions of the Royal Society of New Zealand 70: 27–33.