INDEHISCENT FRUITS. 147 



word is in universal use as the name of the spore-case [Sorus) of the 

 Perns, and is no longer applied elsewhere. 



389. The Artichoke (Fig. 214) is the true Strobilus (L. artichoke) 

 of the ancients ; the term , changed to strobilum, is now applied to the 

 pine-cone and the fruit of the Hop. The Artichoke fruit consists of 

 the fleshy scales of the involucre and the receptacle. The florets 

 themselves are dangerously inedihle, on account of their bristles ; they 

 form what is vulgarly called the " choke." 



