154 



BASIDJOMYCETES. 



Fict. 154. Gymnosporanginum juniperinum : a a smal leaf with three clusters of secidia 

 (Hat. size); b three conidia; c two aecidiospores on one of which are seen the germ -pores; 

 d a portion of the wall of an secidium ; e, /two teleutospores. 



FIG. 155. Coleosporium senecionis ; a Pine-leaves with secidia (Peridermium wolffii) r<nt. 

 size; b an aecidiospore ; c a germinating eecidiospore ; d a chain of uredospores; e a chain 

 of teleutospores of winch the terminal one has germinated and produced a basidiospore (s). 



