12 COMMON CANADIAN WILD PLANTS. 



2. POnoPIIl LLI M, L. MAY APPLE. MANDRAKE. 



P. pelta'tum, L. Stem about 1 foot high. Flowerless stems 

 with one large 7-9-lobed umbrella-like leaf, peltate in the 

 centre ; the flowering ones with two leaves, peltate near the 

 edge, the flower nodding from the fork. Sepals 6, caducous. 

 Petals 6-9, large and white. Stamens 12-18. Fruit large, 

 oval, yellowish, not poisonous. Found in patches in rich 

 woods. The leaves and roots are poisonous. 



5. .JKI FFKSO M A, Barton. TWIN-LEAF. 



J. diphyTla, Pers. A low plant, flowering in early spring ; 

 the solitary white flowers on naked scapes. Sepals 4, fuga- 

 cious. 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. NYMPHjEACEJE. (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. Nympliw'a. Sepals 4-6. Petals numerous, white, imbricated in 



many rows, gradually passing into stamens, hypogynous, or epi- 

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

 head. 



3. tu pliur. Sepals 5-6, yellow. Petals many, small and stamen- 



like. Stamens under the ovary. 



1. Kit ASK' M.l. 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. 



