Disphyma papillatum Chinnock
Chatham Island ice plant
Trailing herb. Stem flattened, 2-angled, glabrous. Lvs 3-angled, acute, tapering to connate base, (4)-10-15-(30) × 5-6 mm; margins papillate. Fls 2-4 cm diam. Petals uniformly white to purple, in 3-5 rows, 1-3 cm long. Stamens 5-6 mm long; inner filaments hairy at base. Stigmas 5-(6). Capsule valves with widely divergent expanding keels; placental tubercle present, 2-lobed or reduced to a ridge. Seeds yellowish brown to brown, obovoid, distinctly papillate, c. 1 mm long.
Ch.
Endemic.
Coastal cliffs, rocks and platforms.
FL Nov-Jan FT Dec-Apr.