PLATE IS 



Physoderma zeae-maydis: Mycelial stages within the host cells. 



a-d. — Drawings from ordinary high-power m^nifications showing the fibers and 

 enlarged cells of the mycelium. 



e-g. — Drawings magnified with oil-immersion lens. 



b, d, g. — Notice the yoting sporongia at the ends of the short hyphae. 



