Classification
Class
Magnoliopsida Brongn.
Order
Apiales Nakai
Family
Araliaceae
Genus
Hydrocotyle L.
 Subordinate Taxa
 Nomenclature
Scientific Name:
Hydrocotyle novae-zeelandiae DC., Prodr. [A. P. de Candolle] 4, 67 (1830)
Synonymy:
  • = Hydrocotyle dichondraefolia A.Cunn., Ann. Nat. Hist. 2: 211 (1839)
 Description

Perennial, forming large patches; stems stout or slender. Lvs simple, glabrous to densely hairy above and below, dull green, greenish brown or bright glossy green, 5–35 mm diam., divided to ⅕-⅓ of radius into 5–7 segments; segments triangular to broadly oblong-obovate, each again sometimes obscurely 3-lobed and toothed; teeth crenate or serrate, sometimes with short hair tips; margins flat; petiole with a few retrorse hairs near blade to densely hairy. Umbels simple, 5-many-flowered; peduncle < or ± = lvs. Fls subsessile or shortly pedicellate. Fr. glabrous, (1.8)–2–3.5 × 1.8–2.5 mm, usually rounded on dorsal edge; ribs usually slightly engraved into surface of mature fr., rarely slightly raised.

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

 Biostatus
Indigenous (Endemic)
Number of subspecific taxa in New Zealand within Hydrocotyle novae-zeelandiae DC.
CategoryNumber
Indigenous (Endemic)4
Total4
 Phenology

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

 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 Candolle, A. P. 1830: Prodromus Systematis Naturalis Regni Vegetabilis. Vol. 4. Treuttel et Würtz, Paris.