EXPLANATION OF PLATE X 



ttadliamia rnbigiiwsa (Chev.) Rost., p. 70. 



Fig. i. A group of sporangia, x 5. 



Fig. i n. Two sporangia, same species, x 18, to show persisting capillitium. 



Fig. i b. Capillitium fragment, :: 240. 



Fig. i c. Spore of the same species, x 750. 



/go oi'ata (Schaeff. ) Macbr., p. 23. 



Fig. 2. An aethalium, natural size. 

 Fig. -2. a. A section of the same, >: 10. 

 Fig. 2 b. A spore of the same, x 750. 



Physarum ellipsosporum Rost., p. 27. 



Fig. 3. An a'thalium borne upon a blade of grass, natural size. 

 ^ '.? 3 a - Capillitial fragment from the same specimen, x 450. 

 Fig- 3^- Spores of the same, x about 750. 



Didymium minus List., p. 89. 



Fig. 4. A single sporangium, x 25. 



Fig. 4*7. The capillitium and fragment of the peridium of the same species. 



380. 

 Fig. 46. A spore of the same species, x 1000. 



TricJiia iou'fnsis Macbr., p. 211. 



Fig. 5. Tip of an elater, ;: 1400. 



See also Plate V., Fig. 4. 



Badhamia papaveracea 15. and R., p. 69. 



Fig. 6. Sporangia, a cluster, x 8. 



Fig. 6r7. A cluster of spores, x 400. 



Fig. 61'. A single spore of the same, X 1400. 



Reticularia lycopcrdiui Hull., p. 149. 



Fig. 7. A fragment of the capillitium, X 240. 



Fig. 7 a. A single spore of the same species, x 1400. 



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