MINNESOTA MUSHROOMS 



FISTULIXA 



Distinguished by the free or sei)arate tubes, from the jirereding and the follow- 

 ing genera. It also differs from Boletus in having a lateral or very short stem, 

 and in growing on wood. The one common species has long been celebrated as an 

 edible fungus. The name refers to the separate tubes. 



Fistulina hepatica Beefsteak Fungus 



Cap 8-20 cm. wide, bright red or red-brown, liver-shaped to shelf-like, more 

 or less lobed, smooth, more or less sticky when wet ; flesh containing reddish 

 fibers ; stem short, lateral and almost wanting, or sometimes long and excentric ; 





Figure 57. Boletixus porosus 



tubes pale to yellowish or pinkish : spores yellowish to pinkish, ellipsoid, 5- 

 7 X 3-4/x. The name refers to the form and color of the cap. 



On stumps and trunks of hardwoods, from sitring to frost ; excellent in the 

 opinion of most mycophagists. 



KOLETINUS 



Distinguished from Boletus and S t r o b i 1 o m y c e s l)y the difficulty with 

 which the pores separate from the cap, and from Fistulina by the pores being 

 firmly united into radiating rows. In our species the stem is excentric or lateral. 

 All of the species tested are edible. The name refers to the similarity to Boletus. 



