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UMBELLIFER.E. 



one of the Umbelliferous tribe. The whole plant is re- 

 markably rigid and glaucous. The flowers are blue, and 

 grow in dense heads. The roots are large, fleshy, and 

 brittle, and extend for a distance of many feet into the 

 sand. When candied they form a well-known sweet- 

 meat Fl. July, August. Perennial. 



coNlUM MAOi'LATUM (Cowmcw Hemlock). 



