PLATE 52 



Streblonema anomalum S. and G. 



Fig. 1. Part of a plant freed from its host bearing gametangia. X 250. 



Figs. 2, 3. Fragments of plants bearing zoosporangia, some of which contain 

 mature zoospores. The cells of the main filaments are divided longitudinally. 

 X 250. 



Streblonema Johnstonae S. and G. 



Fig. 4. Parts of plants showing characteristic creeping and erect filaments 

 and gametangia. X 125. 



Streblonema rugosum S. and G. 



Fig. 5. Section through the host perpendicular to its surface, showing the 

 papillate character caused by the presence of Streblonema. Diagrammatic. 



Fig. 6. Surface view of figure 5. Diagrammatic. 



Fig. 7. Section showing the structure of the Streblonema plants and their 

 relation to the host. X 250. 



Streblonema corymbif 'erum S. and G. 

 Fig. 8. Fragments of typical plants freed from their host. X 250. 



This plate is a reprint of Setchell and Gardner, Univ. Calif. Publ. Bot., vol. 7, 

 p. 400, pi. 43, 1922. 







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