Nuphar lutea (L.) Sm.
yellow water lily
Aquatic herb. Rhizome stout, tuberous. Lvs floating or emergent, ovate, entire, glabrous, 12-30 × 9-20 cm; basal sinus deep, acute; basal lobes not usually overlapping. Fls emergent. Sepals (5)-6, elliptic, golden yellow, 2-3 × 1.5-2 cm. Petals obovate to spathulate, yellow, c. 1 cm long. Stamens numerous. Stigma rays 5-20, not reaching margin of disc. Fr. flask-shaped, 2-3 cm long.
N.: Hawke's Bay (Horseshoe Lake, near Patangata).
N. temperate regions 1975
Shallow permanent water.
The fls are said to smell of alcohol and the sp. is sometimes known as brandy-bottle, a reference to the smell and the flask-shaped ovary.
