DEMATOPHORA. 



203 



Fig. 93. — Vine-root with, rows of black 

 sclerotia exposed, and bearing bristle-like 

 conidiophores here and there. (After R. 

 Hartig.) 



Fig. 92. — Vine-stock with Dematophora Tiecatrix 

 <after a prolonged stay in a moist chamber), a. Fila- 

 mentous mycelium passing over into rhizoctonia- 

 strands (&), which anastomose at c c. U and e, 

 Rhizomorphs growing outwards from the interior. 

 (After R. Hartig.) 



Fig. 94.— Portion of Fig. 93 after for- 

 mation of conidiophores. x ^. (After 

 R. Hartig.) 



