UBEDINB^. 



313 



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

 one, two, three, or many-celled (Fig. 316, III., t). Like 

 the uredospores, the teleutospores are produced beneath the 



Fig. 217. — IhKdinia graminis. A, germinating teleutosporc, t^ with promyceliuni 

 forming the sporidia. sp. B. similar promyceliuni, with sporidia. C, a sporidium, 

 ^p, germinating on a piece of the under side of a leaf of the Barberry, the mycelium, 

 i, penetrating the epidermis. D, a terminating uredospore, u, fourteen hours alter 

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

 — Aner Be Bary. 



epidermis of their hosts, which in their growth they burst 

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



* From the Greek TtAeur^, end ; so named because it is generally the 

 last reproductive body of these fungi produced in tlie season. 



