A GUIDE TO THE WILD FLOWERS 171 



smaller, has greenish-white flowers, and is found from Lab- 

 rador to District of Columbia, and westward. 



515. Shin-lel\f. Pyrola elliptica. Resembling No. 514, but 

 with dull leaves, a flower stalk usually about 8 in. tall, and 

 the flowers slightly greenish-white. In rich woods, Nova 

 Scotia to D. C. and westward. July. 



516. Shin-leaf. Pyrola secimda. Not over 8 in. tall, usually 

 less. Leaves oval, pointed both ends, about 13^ in. long, 

 distinctly but shallowly toothed. Flowers white or greenish- 

 white in a I -sided cluster. Rich woods. Labrador to District 

 of Columbia, and westward. Fig. 516. 



517. Flower solitary, rarely 2 to a stalk. 



Woods plants ; leaves faintly, but distinctly toothed 



Leaves rounded or pointed at the base 



One-flowered Wintergreen no, 518 



Leaves heart-shaped at the base Dewdrop no. 519 



Swamp or bog plant ; leaves toothless 



Grass-of-Parnassus no. 520 



518. One-flowered Wintergreen. Moneses tmi flora. (Py- 

 rolaceac.) Resembling Nos. 514-516, but usually not over 4 

 in. tall, and with a single white, sometimes pinkish, nodding, 

 and often fragrant flower. In rich woods, especially under 

 evergreens. Labrador to Penn., and westward, mostly in the 

 mountains. July. Fig. 518. 



519. Dewdrop. Daliharda re pens. (Rosaceae.) A low pros- 

 trate hairy perennial, with mostly basal leaves, but one or 

 two on the short stem. Leaves shallowly toothed, roundish, 

 deeply heart-shaped at the base, about i^ in. wide. Flower 

 solitary, white, its 5 petals rounded. Fruit dry. In rich woods. 

 Nova Scotia to No. Carolina, and westward. July-August. 

 Fig. 519. See No. 359 for general characters of the Rose 

 Family. 



520. Grass-of-Parnassus. Parnassia carolmiana. (Parnas- 

 siaceae.) A smooth bog or swamp plant with basal stalked 

 leaves, and a single stalkless one on the stem. Leaves broadly 



