A GUIDE TO THE WILD FLOWERS 



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Flower cluster open, and usually branched 



Stem hairy throughout Beard-tongue no. 795 



Only the stalks of the flower, or its cluster hairy 



Flower purple Beard-tongue no. 796 



Flowers white or pinkish Beard-tongue no. 797 



790. American Brooklime. Veronica amcricana. More or 

 less weak, and often rooting at the joints. Leaves opposite, 

 stalked, lance-oblong, Ys in. long, sharply tooothed, entirely 

 without hairs. Flowers in a terminal, branched, usually loose 

 and few-flowered cluster. Corolla blue, or nearly white, 

 scarcely 54 i"- long. In wet places. Newfoundland to Penn. 

 and westward. May-August. Fig. 790. There are several 

 related forms, some with toothed and narrower leaves and 

 some with wholly toothless leaves. 



791. Common Speedwell. Veronica officinalis. Prostrate and 

 hairy herb, the tips of the branches turning upward. Leaves 

 nearly oval, wedge-shaped, and narrowed at the base, )^-2 

 in. long, toothed. Flowers in slender spikes or racemes, often 

 two at the upper leaf joints, or sometimes alternating. Co- 

 rolla pale blue, about j4 i^i. long. In dry woods and thickets, 

 Nova Scotia and Ontario to No. Carolina, Tenn., and west- 

 ward. May-August. Fig. 791. 



792. Speedwell. Veronica serpyllifolia. An erect or semi- 

 prostrate plant, usually about 6 in. high. Leaves opposite, 

 stalked, or the uppermost stalkless, rather minutely toothed, 

 j4-3^ in. long. Flowers in sparse, few-flowered terminal clus- 

 ters, the corolla blue, striped darker blue, scarcely 34 i"- 



