Lotus preslii
Ten. TrefoilProcumbent or erect annual herb; stems to 1 m long, glabrous or sparsely hairy. Leaflets dimorphic, virtually glabrous; basal 2 ovate or lanceolate, 6–15 mm long, 2.5–5 mm wide, apices acute or acuminate; terminal 3 obovate, 7–20 mm long, 2.5–6 mm wide, apices acute. Inflorescences 2–5-flowered; peduncle 2.5–12 cm long; calyx campanulate, 7.5–9 mm long, teeth erect in bud, about equal, 1.5 times longer than tube; corolla 10–12 mm long, bright yellow; standard ovate, longer than keel; keel upturned, obtusely curved on lower edge near base, beak slightly curved. Pod terete, 1.7–3.7 cm long, 2–2.5 mm wide, glabrous; seeds 10–20, globose, 1–1.5 mm long, brown. Flowers summer–autumn.
VVP, GipP, OtP, WaP, NIS, HSF. Also naturalised SA, NSW. Native to the Mediterranean. In Victoria known with certainty only from near Walwa, Heathmont, Bayswater and Ferntree Gully; usually in sandy soil in and around swamps.
Jeanes, J.A. (1996). Fabaceae. In: Walsh, N.G.; Entwisle, T.J., Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae, pp. 663–829. Inkata Press, Melbourne.