248 A GUIDE TO THE WILD FLOWERS 



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763. False Pennyroyal. Isanthus brachiatus. An erect, 

 branched sticky annual 8-20 in. high. Leaves stalked, lance- 

 oblong, pointed both ends, especially at the tip, 1-2 in. long. 

 Flowers few, in open short-stalked clusters among the upper 

 leaves, and exceeded by them. Corolla blue, about ^ in. long, 

 without the protruding stamens of No. 762. In moist sand. 

 Quebec and Ontario to Georgia, and westward. August. Fig. 



763. 



764. Wild Marjoram. Origanum vulgar e. An erect slender 

 perennial, Eurasian weed, 1-2 ft. high, covered with soft 

 hairs but not sticky. Leaves broadly oval, stalked, rounded at 

 the base and pointed at the tip, without teeth, 13^-2 in. long. 

 Flowers in dense, globe-like clusters, mostly terminal. Co- 

 rolla pink, purple or white. In fields and waste places. On- 

 tario to New Jersey and Penn. August. Fig. 764. 



765. Leaves distinctly toothed, except in the Hyssop Skull- 

 cap, No. 779. (Mint Family continued.) 



Flower clusters overwhelmingly terminal, containing a few among 



the upper leaves no. 771 



Flower clusters practically all among the leaves, rarely terminal 



Flowers white Common Hoarhound no. 776 



Flowers not white 



Plant prostrate Ground Ivy no. 767 



Plants erect 



Leaves cut and toothed Motherwort no. 768 



Leaves merely toothed 



