48 



CIRCULAU 14 3, U, S. i:)EPARTMENT OF AGRICULTURE 



HTKOIULOMYCES STKOUILACKUS. POKE CONE 

 (Fig. 43) 



The cap is hemispherical or convex, shaggy from numerous coarse, blackish 

 scales, margin more or less nppendiculate from the scales and fragments of 

 the veil, which covers tlie tnlies in the young phmt ; tlu' tlesli is at tirst whitish, 

 changing to re(hlish, then blackish where wounded; the ttibcs are adnate, at 

 flrsi whitish, becoming blackish with age, mouths large, angular, changing 

 color like the flesh; the stem is even or tapering above, sulcate at the top. 

 scaly, colored like the cap. 



The cap is 2 to 4 inches liroad : the stem is .S to H inches long and 4 to 10 

 lines thick. 



* ^y^ ^^-^^ A* 



^#5 



Figure 43. — UtruhUumijccs strobilaceiis 



This conspicuous but unattractive plant occurs commonly in woods and along 

 roadsides, singly, in small groups, or occasionally cespitose, from early summer 

 until autumn. 



POMES 



The genus Fome.s is distinguished among the Polyporaceae by the 

 hard, woody character of the species. The hymenophoie is bracket 

 shaped; the tubes are much elongated and stratified, one stratum de- 

 veh)ping annually. Fomes contains no edible varieties, but comprises 

 many .seriotis tree-destroying species. 



FOMES APPr.AXATUS. SHELF FOMES 



In Fomes applauatvs the cap or fruiting body is smooth, cinnamon browni, 

 oecoming hoary, horizontal, flattened, shelflike, concentrically zoned, semi- 

 circular, broadly attached, margin thickened, first white, later becoming 

 brown ; the hymenium is flat, pores small, mouths white, changing to brown 

 when bruised: internal structure of fibrous-spongy texture, brown in color. 



The cap is 2% to 8 inches broad and 2 inches or more thick. 



This .species is perennial and of conuuon occurrence on various deciduous 

 trees. • 



FOMES LUCIDUS. LACQUB21E3) FOMES 



In Fames hicidiis the cap is horizontal, irregularly kidney-shaped, blood red, 

 surface uneven, coarsely grooved, polished, corky, light in weight : the stem is 

 lateral, length variable, polished, same color as the cap ; the tubes are small, 

 white, then tan. 



The cap is 2 to 6 inches broad. 



