PLATE VI. 



CONIOMYOETES— USTILAGINEI. 



TiLLETiA carie-s Tul. 



a.— lufocted graiu, uat. size. 6.— Section of grain enlarged, c. — Spores x 500. 

 d.— Spore X lOUO. e. — Germinating Spore. /.—Secondary Conjugating Spores. 

 g. — Secondary Spores, li. — Secondary producing Tertiary Spores. /. — Tertiary 

 Spores again geriiunatiug. 



In kernels of Wheat. 



