Roepera apiculata
(F.Muell.) Beier & Thulin Pointed TwinleafErect 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, MuM, Wim, VRiv, MSB, RobP, MuF. 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.
Jeanes, J.A. (1999). Zygophyllaceae. In: Walsh, N.G.; Entwisle, T.J., Flora of Victoria Vol. 4, Cornaceae to Asteraceae, pp. 198–207. Inkata Press, Melbourne.