Classification
Class
Magnoliopsida Brongn.
Order
Saxifragales Bercht. & J.Presl
Family
Haloragaceae
Genus
Gonocarpus Thunb.
 Nomenclature
Scientific Name:
Gonocarpus incanus (A.Cunn.) Orchard
Synonymy:
  • ≡ Cercodia incana A.Cunn., Ann. Nat. Hist. 3: 30 (1839)
  • ≡ Haloragis incana (A.Cunn.) Walp. (1843)
  • = Haloragis tetragyna var. incana Kirk, Stud. Fl. New Zealand 148 (1899)
Vernacular Name(s):
piripiri
 Description

Wiry, erect or diffusely branched herb up to 40 cm. tall, scabrid with stiff white appressed hairs; stems obscurely tetragonous. Lvs opp. on very short petioles, elliptic-lanceolate, from c. 8 mm. long with 2–3 incisures in cartilaginous margin to 15 mm. long with up to 6 sharp teeth on each side, hairs on both surfaces. Infl. racemose, bracts alt., lfy, lanceolate, almost entire, 2–3 mm. long. Fls erect, strongly pro-tandrous, c. 3 mm. long; sepals triangular, glab. with incomplete cartilaginous margin and basal triangle; petals hooded, with strong stiff hairs on keels; stamens 4 opp. sepals, staminodes 4 opp. petals; ovary 8-angled, minutely hairy on ribs, ovoid-globose; styles 4, very short, erect, stigmas with long multicellular hairs. Fr. pale, c. 1·25 mm. long, ovoid, constricted below sepals, 8 vertical ribs distinct and retaining some stiff hairs, faces between minutely papillose and ± obliquely rugose; pericarp hard, 1 loculus, us. 1-seeded.

[From: Allan (1961) Flora of New Zealand. Volume 1 as Haloragis incana (A.Cunn) Walp.]

 Biostatus
Indigenous (Endemic)
 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 3: 29–34.
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]
Kirk,T. 1899: The Students' Flora of New Zealand and the Outlying Islands. Government Printer, Wellington, N.Z.
Orchard, A.E. 1975: Taxonomic revisions in the family Haloragaceae. I. The genera Haloragis, Haloragodendron, Glischrocaryon, Meziella and Gonocarpus. Bulletin of the Auckland Institute and Museum 10: 1–299.