PLATE 2 



Chlorogloea lutea S. and G. 

 Fig. 1. A section through the host plant showing the general character of 

 the endophyte. X 500. 



Xenococcus Chaetomorphae S. and G. 

 Fig. 2. A few elongated vegetative cells with interspersed gonidangia. 

 X 125. 



Fig. 3. Vegetative cells on different parts of the cells of the host, Chaeto- 

 morpha. X 125. 



Fig. 4. A group of cells near the cross wall of the host plant showing the 

 formation of gonidia. X 250. 



Hyella socialis S. and G. 

 Fig. 5. A section of the host plant showing the habit of growth of the 

 endophyte. X 250. 



Chlorogloea conferta (Kuetz.) S. and G. 

 Fig. 6. Habit sketch of a colony growing on Bhodochorton Bothii. X 500. 



Dermooarpa sphaeroidea S. and G. 

 Fig. 7. Habit sketch of vegetative cells and two gonidangia showing shapes 

 and relative sizes. X 250. 



Hyella linearis S. and G. 



Fig. 8. Section of the host Prionitis, diagrammatic, showing an affected 

 portion inhabited by the endophyte which is shown as radiating groups of cells, 

 and with two gonidangia on the surface. X 125. 



Dermocarpa suffulta S. and G. 

 Fig. 9. Plants selected to show variation in shapes and sizes. The two 

 empty cells are vegetative, the other three are gonidangia, one showing all of the 

 contents changed into gonidia, the exceptional condition. X 500. 



This plate is a reprint of Gardner, Univ. Calif. Publ. Bot., vol. 6, p. 452, pi. 36, 

 1918. 



[126] 



