Fig. 31. — Sarcina flava (No. 43). Beef agar, 1 day old. Type I in conjunction and 



forming D. 

 Fig. 32. — Streptococcus laciis (No. 48). Peptone lactose solution, 5 days old. Type 



D, with regenerative units, forming type I. 

 Fig. 23- — Streptococcus lactis (No. 48). Milk, 3 days old. Types D and I in casein. 

 Fig. 34. — Bacillus radicicola (No. 39). Types D and I. Preparate made from a 



root nodule in 1908. 

 Fig. 35. — Spirillum sp. from Great Salt Lake. (No. 46). Beef broth plus 3 per cent 



of sodium chlorid, 14 days old. Budding and branching forms; stained 



and unstained regenerative bodies. Some ceils in conjunction. 

 Fig. 36. — Spirillum sp. from Great Salt Lake (No. 46). Beef broth plus 3 per cent 



of sodium chlorid, 14 days old. Type I germinating. 



