A new species of Lembosia 



William Titus Horne 



Lembosia Rolfsii sp. nov. 



Spots I to 2 cm. long extending partly or entirely around 

 the stem, or several confluent. Young spots and margins only 

 slightly discolored^ pale yellowish-brown, becoming darker and 



Figure i. Two pieces of the mycelium on the cuticle near the margin of a spot, 

 X 2CO. a, hyphopodia; b^ detached conidia-like bodies ; r, probably a young peri- 

 thecium ; d^ structures o( unknown significance lying below the cuticle. 



t 



specked with dark brow^n, or spot black. Mycelium of dark 

 brown thick-w^alled hyphae without septae, freely branching and 



Figure 2. Transverse section 8 // thick, mounted in balsam without stain, show- 

 ing the position of the mycelium in hollows of the wavy cuticle and the position of the 

 vesiculose mycelium-like growth between the cuticle and epidermal cells, X J^o. 



anastomosing, with numerous short haustoria-like branches (hypho- 

 podia), forming a loose or dense network on the surface. Peri- 



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