台灣萍蓬草（Yellow Water Lily）

Leaves broad, oblong to ovate, 8-10 cm long, 7-8 cm broad, the apex rounded, the base sagittate-cordate, the sinus 3-4 cm deep, the margins subentire, glabrous above, hirsute below especially near the margins; petioles 15-30 cm long, dilated at base. Scape 25-40 cm long; flowers yellow, solitary, terminal; sepals 5, obovate to spatulate-obovate, about 2 cm long, 13 mm broad, the apex rounded to emaginate; petals many, staminodal, about 6 mm long, 2.5-3 mm broad; stamens numerous, about 1 cm long including the anthers, the filaments 8 mm long and 1 mm broad. Ovary semi-rounded to conical, 3-4 mm long, 7 mm broad, the style 1-2 mm long, 10-fid at tip. Fruit broadly globose, 17 mm long, 20 mm across, crowned by the stigmas.