*Lotus uliginosus Schkuhr
Calyx teeth spreading or recurved in the bud; 2 posterior ones with an acute sinus between them. Leaflets obovate to ovate, 10–20 mm long. Stems hollow. Naturalized in a few places on the Blue Mts Damp grassland. Introd. from Europe. Fl. spring–summer. Bird’sfoot Trefoil