Calystegia tuguriorum (G.Forst.) R.Br. ex Hook.f.
Rhizomatous perennial with slender, much-branched, glabrous or puberulent, climbing stems. Petioles to c. 4 cm long, slender. Lamina (1)-2-4-(5) × (1.5)-2-3-(4) cm, broad-ovate to deltoid or reniform, entire or sinuate; base cordate, usually with shallow, broad sinus; apex acute to acuminate. Peduncles (3)-4-11 cm long, generally > lvs, terete or slightly winged. Bracts broadly ovate to suborbicular; base cordate; apex apiculate. Sepals similar to and < to somewhat > bracts. Corolla (2.5)-3-5 × (3)-4-6 cm diam., funnelform, usually white, sometimes pink. Ovary imperfectly 2-locular. Capsule 8-12 mm long, excluding apiculus, broad-ovoid. Seeds orange, smooth.
N.; S.; St.; Ch.
Also indigenous to Chile, including Juan Fernandez.
Mostly forest margins and clearings in lowland areas, sometimes in much modified habitats such as hedgerows and waste places in and around towns and cities.
FL Sep-Mar.