Zygophyllum crenatum F.Muell.

Notched Twinleaf

Linnaea 25: 374 (1853) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Procumbent or ascending annual herb to c. 20 cm high; stems rather stout. Leaves 20–70 mm long, green; leaflets articulate at base, narrow-oblong to narrow-obovate, 10–35 mm long, 3–12 mm wide, apex crenate usually with 3 blunt teeth; common petiole distinctly winged. Sepals 4, ovate, 4–6 mm long, spreading or recurved in fruit; petals 4, obovate, 7–9 mm long, apex rounded to emarginate, bright yellow; stamens 8, filaments winged in lower part, wings fringed at apex. Fruiting pedicels 3–11 mm long; fruit a 4-angled loculicidal capsule, ovoid-oblong, 12–20 mm long, drooping, rounded at apex with a short point; seeds 3–8 per cell. Flowers mostly Aug.–Oct.

DunT, LoM, MuM, MSB, RobP, VRiv. Also NT, SA, NSW. In Victoria, confined to the north-west where rare. Occurring in tussock grassland and shrubland often on saline clay loams. .

Source: Jeanes, J.A. (1999). Zygophyllaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 4, Cornaceae to Asteraceae. Inkata Press, Melbourne.
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Rosanae
genus Zygophyllum
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Zygophyllum crenatum in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Zygophyllum crenatum in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present native
Murray Mallee present native
Victorian Riverina present native
Murray Scroll Belt present native
Robinvale Plains present native
Dundas Tablelands present native

State distribution

Distribution map
South Australia
New South Wales