Petals 8. Stamens 8. Ovary pointed. Stigma 2-lobed. Pod 

 pear-shaped, the top forming a lid. Leaves radical, long-petioled ; 

 the blades divided into two leaflets with the outer margins lobed. 

 Woods, chiefly in the western peninsula of Ontario. 



ORDER VI. NYMPHS A'CEJE. (WATER-LILY FAMILY.) 



Aquatic herbs with cordate or peltate, usually floating, leaves. 

 Floating flowers on long immersed peduncles. Petals and stamens 

 generally numerous. 



Synopsis of the Genera. 



1. Brase'nia. Sepals and petals each 3 (occasionally 4). Stamens 12-24. 



Leaves oval, peltate. 



2. Nyinphae'a. Sepals 4-6. Petals numerous, lohite, imbricated in many 



rows, gradually passing into stamens, hypogynous or epigynous. 

 Stamens epigynous. Stigmas radiating as in a Poppy-head. 



3. Nu'phar. Sepals 5-6, yellow. Petals many, small and stamen-like. 



Stamens under the ovary. 



l. BRASE'NIA, Schreber. WATER-SHIELD. 

 B. pelta'ta, Pursh. Stems and under surface of the leaves 

 coated with jelly. Leaves oval, two inches across, peltate. 

 Flowers small, purplish. Ponds and slow-flowing streams. 



3. NYMPILE'A, Tourn. WATER-LILY. 



A. N. odora'ta, Ait. (SWEET-SCENTED WATER-LILY.) Leaves 

 orbicular, cleft at the base to the petiole, 5-9 inches wide, often 

 crimson underneath. Flower very sweet-scented. Ponds and slow 

 streams. 



Var. minor, Sims, has much smaller leaves and flowers, and 

 the latter are often pink-tinted. 



2. N. tubero'sa, Paine. ( TUBER-BEARING W.) Leaves larger 

 and more prominently ribbed than in No. 1, reniform-orbicular, 

 green on both sides. Flower not at all, or only -lightly, sweet- 

 scented. Root-stocks producing tubers, which come off spon- 

 taneously. Mostly in slow waters opening into Lake Ontario. 

 3. NUPHAR, Smith. YELLOW POND-LILY. 



1. N. ad'vena, Ait. (COMMON Y. P.) Leaves floating, or 

 emersed and erect, thickish, roundish or oblong, cordate. Sepals 

 6. Stagnant water. 



