38o 



RESEARCHES ON FUNGI 



at their strongly tapering bases with a curious dark swollen stroma- 

 like fungal strand ; and this strand, in its turn and at a depth of 

 about six inches below the general surface of the ground, was 



Fig. 189. — CoUubia fusipes . A group of fruit-bodie.s resembling those 

 sliown in Fig. 188, after excavation. The fruit-bodies sjiring 

 from a bhick, swollen, subterranean, i)ersistont psouilorhiza w liirh 

 is attac-liocl to a rotten root of a Beeeh tree antl is lUrectod vertically 

 upwards. The top of the root was about five and a half inches 

 below the surface of the leaf-mould and soil. I'hotographed at 

 Kew by Miss E. M. Wakefield and the author. Reduced to one- 

 third the natural size. 



attached to a horizontal Beech root. The root was 1 • 5 inches in 

 diameter, but was so rotten that, with but little difficulty, I was 

 able to sever it with my penknife. On examining the root in 

 transverse section, I could see that it was infected with the mycelium 



