DEEP, COOL, MOIST WOODS 379 



Other species of the pretty phlox are found mostly in woods 

 southward. The plant is well known also in its cultivated forms. 



54, Water-leaf 



Hydroph^llum Canadense. — Family, Water-leaf. Color, 

 white. Leaves, large, about 4 inches broad, palmately lobed 

 and veined, petioled, heart-shaped at base, irregularly toothed, 

 the root-leaves sometimes with 2 or 3 small side leaflets. 

 Time, summer. 



Calyx, S-cleft, minute teeth between the lobes. Corolla, 

 tubular, 5-lobed. Flowers, short -pedicelled, in flat-topped 

 clusters, whose peduncles are shorter than the petioles. 

 Plants smooth-stemmed, from rootstocks which are thick and 

 indented by the stout leaf-stalks ; i foot high. 



New England, westward, and to the mountains of Virginia. 



55 



H. Virginicum is taller, 2 feet high or less, with the flower, 

 peduncles longer than the petioles. Leaves pinnately cut into 

 5 to 7 divisions, sharply toothed, oblong to lance -shaped. 

 Flowers, white, or with a bluish tinge, appearing through the 

 summer. 



56. Culver's-root. Culver's-physic 



Veronica Virginica. — Family, Figwort.i Color, white. Leaves, 

 4 to 7, whorled around the stem, lance-shaped, with short peti- 

 oles, finely toothed. Time, July, August. 



Calyx, 4 or 5-parted. Corolla, tubular, with wheel-shaped, 

 short border, 4 or 5-cleft. Stamens, 2, one at each side of the 

 upper lobes of the corolla, standing out from the flower. The 

 small flowers grow in terminal, spiked panicles, stiff and up- 

 right, 3 to 6 feet high. 



