Nuphar lutea ssp. variegata (Nuphar variegata) spatterdock; variegated yellow pond lily Nymphaeaceae NUVA; R, cp;

 

Nuphar variegata.Chicago Botanic Garden.www.chicagobotanic.org

Nuphar variegata. Robin Carlson.Chicago Botanic Garden.www.chicagobotanic.org (Accessed 4/2014).

Nuphar lutea ssp. variegata is a perennial, aquatic herb; colonial from rhizomes 2.5-7 cm thick (Flora of North America 1993+). 

Leaves alternate, usually floating, stalks flattened, winged, blade 7-35 cm long, 5-25 cm wide, base deeply lobed, lobes often overlapping. 

Flowers yellow, 2.5-5 cm wide, sepals 6, thick, broad, deep yellow to green outside, often purplish inside at base, stigma 1 cm wide with 10-15 rays; flowers solitary; blooms June-Aug. 

Fruit a leathery capsule 2-4.5 cm wide, deeply ridged, often purplish; seeds 0.3-0.5 cm long (Flora of North America 1993+); eaten by waterfowl (Martin et al. 1951). 

Wetland status: OBL. 

Frequency in NYC: Very infrequent. 

Origin: Native. 

Habitat: Sunny pond margins, sluggish streams.