Class
Order
Family
Genus
Classification
Nomenclature
Scientific Name:
Elatine gratioloides A.Cunn., Ann. Nat. Hist. 4: 26 (1840)
Synonymy:
- = Elatine americana var. australiensis Benth., Fl. Austral. 1, 178 (1863)
Description
Small subsucculent annual herbs. Land forms glab. or with a few scattered hairs; stems and branches slender, rooting at nodes, forming loose or rather dense patches up to 15 cm. across. Lvs very shortly petioled; lamina (1)–2–4–(5) × 0·5–3 mm., oblong to ovate to elliptic, obtuse; margins sparingly glandular, entire to sinuate or minutely serrulate; stipules minute, fugaceous. Fls minute, solitary, sessile; sepals 3, petals 3 > sepals or 0; stamens 6–3. Capsules globose-depressed, seeds up to 10, ridged, transversely wrinkled. Submerged forms rooted in mud up to 30 cm. below water-surface; stems and branches erect, reaching water-surface, internodes elongate; lvs up to 12 × 6 mm. or more, entire to shallowly sinuate.
[From: Allan (1961) Flora of New Zealand. Volume 1.]
Biostatus
Indigenous (Non-endemic)
Phenology
Flowering: Jan.–Dec.; Fruiting: Jan.–Dec.
Bibliography
Bentham, G. 1863: Flora Australiensis. Edition 1.
Cunningham, A. 1840: Florae insularum Novae Zelandiae precursor; or a specimen of the botany of the islands of New Zealand. Annals of Natural History 4: 22–26.
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]
