Sea Daisy is a perennial herb to 1 m high, sometimes more, usually white
with closely appressed hairs. Leaves opposite, ovate to rhombic, generally
2-6 cm long, 1-4 cm wide, petiolate, 3-veined, slightly toothed.
Flower-heads usually in clusters of 2 or 3, in leafless stalks 0.5-8 cm long. Flower-heads 1 cm across. Ray florets 10-12, female, ligules yellow.
The disk flowers are numerous, yellow, or yellowish-brown. Achenes 2-4 mm
long, slightly flattened; pappus absent or consisting of 1-3 non-persistent
bristles 1 mm long. Sea Daisy is found in the tropical belt of the
Indo-Pacific region, including China, the Indian Subcontinent, Southeast
Asia, Queensland, and islands of the Pacific such as Fiji, Niue, Tonga,
Samoa and the Cook Islands. It is found commonly in islands and in coastal areas.