MUSHROOM GROWING 



larly coursing veins of lighter color. In the 

 dark ground tissue the asci are embedded in 

 quantity, and the brown spores give to this 

 tissue most of its color. The spores are not 

 set free until the fruit body disintegrates. 

 In T. magnatum the fruit body is yellow 

 (resembling a spherical yam), smooth, but 

 somewhat irregular, and the tissue within 

 corresponds to that already described, ex- 

 cept that it is lighter in color. The fruit 

 bodies of this species average larger than 

 those of any other. The flavor is somewhat 

 onion-like. This truffle is highly esteemed 

 in Italy, where it is known as fiorini or tar- 

 tufo bianco. It is particularly abundant in 

 Lombardy, and far southward towards 

 Rome. 



Truffle hunting. Truffle hunting is most 

 interesting. It is a hunt, and for the ama- 

 teur it has the impelling fascination of the 

 chase, but for many it is also a serious busi- 

 ness, since in productive regions it brings 

 rich financial returns. All modes of truflfle 

 hunting are so distinctively primitive that 



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