Roepera apiculata (F.Muell.) Beier & Thulin

Pointed Twinleaf

Pl. Syst. Evol. 240: 30 (2003)

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Erect perennial (sometimes annual) subshrub 20–40 cm high, often compact and bushy, usually with a woody base. Leaves 20–80 mm long, green; leaflets articulate at base, obliquely obovate, 10–40 mm long, 5–20 mm wide, apex rounded. Sepals 5, ovate, 4–6 mm long, deflexed in fruit; petals 5, obovate, 10–15 mm long, apex rounded to slightly emarginate, bright yellow; stamens 10, filaments winged in lower part, wings toothed at apex. Fruiting pedicels 4–10 mm long; fruit a 5-angled loculicidal capsule, more or less turbinate, 7–10 mm long, abruptly truncate at apex with a short, blunt appendage at the upper corner of each angle; seed 1 per cell. Flowers mostly Jul.–Sep.

LoM, MuF, MuM, MSB, RobP, VRiv, Wim. All mainland states. In Victoria, confined to the far north-west where often locally common in mallee and woodland communities mostly on sandy calcareous soils.

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 (as Zygophyllum apiculatum F.Muell.).
Updated by: Neville Walsh, 2019-06-06
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Rosanae
Higher taxa

Victoria

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