Botanical name: Melanthera biflora Family: Asteraceae (Sunflower family)
Synonyms: Wedelia biflora, Wollastonia biflora
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.
Identification credit: Pravin Kawale, Alok Chorghe
The flower labeled Sea Daisy is ...