-23- 



The two strrins, 4 and 12, that had the profuse, compact, 

 felty -looking spore pustules were the two that had the cartridge buff 

 spores. The strain that had ebundant surface mycelium with very few 

 spores, strain 8, seemed to have grayish olive (R) spores, while the 

 strain that had ec&nt surface Mycelium with few spores, strain 2, seemed 

 to have the drab- colored spores. All the other forms had either the 

 drab-colored or grayish-olive spores. 



If color oust be considered as an important factor we would have 



five different types. 



Drab Cartridge buff grayish olive 



Growth form 1 , 



Diagram l t shoeing possible types if color mist be considered an 

 important factor. Combination shown where solid lines cross* 



The colors of all the&e forms did not reman constant as rill be 

 brought out later. 



In getting the dimensions of the conidia they were mounted in 

 ethyl alcohol (about 50/0 The oil immersion lens was used. The value* 

 of the apwces of th* ocular micrometer were calculated by means of com- 

 paring with a corrected stage micrometer* The value of the smallest 

 spaces of the ocular micrometer was 1.9 microns, ar.d, in measuring the 

 epores, only the lines and an isaginfcry line half way between the lines 

 were considered. That is if a ppore, in length, covered 9 spaces and a 



