Cynanchum
10 species in Aust. (9 endemic); Qld, NSW, NT, S.A, WA
Cynanchum elegans
Glabrous climber or twiner, slightly woody towards the base. Leaves opposite, broad-ovate to ovate, 2–3 cm long, 1.5–3 cm wide, truncate but scarcely cordate at the base. Flowers in cymo-umbels. Corolla white; the tube up to 4 mm long. Hunter River Valley; Cumberland Plain. RF; rocky places. Endangered. Fl. summer