Classification
 Nomenclature
Scientific Name:
Hydrocotyle elongata A.Cunn., Ann. Nat. Hist. 2: 210 (1839)
 Description

Perennial, forming large patches; stems slender. Lvs simple, dull green, moderately hairy above and below, (5)–10–25–(35) mm diam., divided to 1/4-⅔-(4/5) of radius into mostly 5 segments; segments broadly oblong to obovate, each again usually 3-lobed and serrate; many teeth with conspicuous hair-tips giving an irregular appearance to the flat margin; petiole densely hairy. Umbels simple, with numerous fls; peduncles much > lvs. Fls long-pedicellate. Fr. hairy, 1.5–1.8 × 1–1.5 mm, acute on dorsal edge; ribs raised, slender.

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

 Biostatus
Indigenous (Endemic)
 Phenology

Flowering: Nov.–Mar.; Fruiting: Dec.–Apr.

 Bibliography
Cunningham, A. 1839: Florae insularum Novae Zelandiae precursor; or a specimen of the botany of the islands of New Zealand. Annals of Natural History 2: 205–214.
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]