UBEDINE^^. 



313 



walled bodies [teleutospores,* or pseudo-spores), which are 

 one, two, three, or many-celled (Fig. 216, ///., t). Like 

 the uredospores, the teleutospores are produced beneath the 



Fig. iVl.—Pucdnia graminis. A, germinating teleutospore, *, witti promycelium 

 forming tlie sporidia. sp. B, similar promycelium, with sporidia. C, a sporidium, 

 ep germinating on a piece of the under side of a leaf of the Barberry, the rayoelium, 

 i penetrating the epidermis. D, a aerminating uredospore, «, fourteen hours alter 

 being placed on the leaf of a grass, forming a branched mycelium. Highly magnified. 

 —After Be Bary. 



epidermis of their hosts, which in their growth they burst 

 through, and appear as small rounded clusters (sori), or more 



* From tlie Greek TeAevrij, end ; so named because it is generally tlie 

 last reproductive body ot these fungi produced in tlie season. 



