Polyporaceae 



Boletus, whitish, unchangeable, yellowish under the cuticle. Tubes free, their 

 mouths minute, yellow. Stem stout, subbulbous, even, pubescent, pale- 

 yellow, sometimes with a reddish zone near the top. Spores oval or 

 fusiform, pale greenish-brown, 7.5-10x5^. 



PileilS 4-6 in. broad. Stem 2 in. long. 



Oak woods. California, Harkness and Moore. 



This species is recorded as edible and said to be among the most de- 

 licious. It is evidently rare in this country. According to Quelet the 

 spores are ellipsoid, papillate, i5-i8/x long. Peck, Boleti of the U. S. 



Near Bartram's Garden, West Philadelphia, Pa., 1885. Thin mixed 

 woods. Mcllvaine. 



That this species is edible and delicious is vouched for by many. I 

 can add my own pleasurable experience. 



B. deco'l'US Frost. decorous. Pileus convex, rather firm, tomentose, 

 brownish tinged with red, the margin often darker colored. Flesh 

 white, unchangeable. Tubes becoming free, yellow, changing to green 

 where wounded. Stem bulbous, minutely branny, brownish-red', the 

 bulb sometimes white and attenuated at the base. Spores 13x5^. 



Rich woods. New England, Frost. Peck, Boleti of the U.S. 



Leominster, Mass., C. F. Nixon, August, 1897; Woodland Ceme- 

 tery, Philadelphia, Pa., August, 1897, Mcllvaine. 



Cap 2-3 in. broad. Stem 2-2% in. high, but variable in size. Its 

 edible qualities are excellent. 



B. lima'tulus Frost polished. Pileus nearly flat, thin, glabrous, 

 viscid when moist, somewhat polished and shining when dry, rich yel- 

 lowish-brown. Flesh reddish in the pileus, darker in the stem. Tubes 

 depressed around the stem, greenish-yellow, their mouths yellowish- 

 brown. Stem small, subbulbous, colored like the pileus. Spores 12- 

 15x4-5^. 



Pileus 1-2.5 m - broad. 



Woods. New England, Frost. 



By the differently-colored tube mouths, this species approaches those 

 of the next following tribe, but it is placed here because these are not 

 red or reddish. Peck, Boleti of the U. S. 



B. au'ripes Pk. yellow-stem. Pileus convex, subglabrous, yellow- 

 ish-brown, sometimes cracking in areas when old. Flesh yellow, fading 



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