Tetragonia tetragonoides

Prostrate or sprawling annual with branches to c. 1 m. long. Leaves deltoid to rhombic, 2–8 cm long, 1–5 cm wide, prominently papillose, succulent; petiole 1–3 cm long. Flowers solitary, sessile or subsessile; perianth segments 5, unequal, acute to obtuse, c. 2 mm long, green on inner surface, densely papillose on outer; stamens 10–16; styles 5–11. Fruit dry or thinly succulent, prominently papillose when fresh, turbinate, c. 1 cm long and wide, prominently 4-angled or winged, sometimes with 2 smaller angles, main angles terminating in short conical horns; seeds usually 4–8, narrowly ovoid, pale brown, 2–3 mm long. Flowers most of year.