IO 



MORPHOLOGY AND CULTURE OF MICROORGANISMS. 



OUTLINE OF PLANT GROUPS.* 



The following is a diagram of plant groups, showing one scheme of placing the bacteria, 

 yeasts, and molds in relation to other groups. Only a few of the sub-groups can be shown 

 in such a scheme. 



Schizophyta f Schizomycetes ( fission-fungi), bacteria. 

 (fission- I 

 plants) [ Schizophyceae (fission-algae), blue-green algae. 



Plants 



Saprolegniaceae (water 



fungi). 

 Peronosporaceae (downy 



mildews), 

 mascus). 

 Protoascinese (Saccharo- 



myces, Yeasts'). 

 Protodiscineae. 

 Discomycetes. 

 Plectascineae (Aspergillus). 

 Pyrenomycetineae. 



OUTLINE OF PROTOZOAL GROUPS, f 



Limited on account of economic importance to " A CLASSIFICATION OF THE PATHOGENIC 

 PROTOZOA." For discussion of classification see p. 76. 

 f 



Protozoa 



Rhizopoda 



Amoeba 



I 

 * Charles Thorn. 



Amoeba dysenteriae 

 Amoeba coli 

 Amoeba meleagridis 

 ( Amoeba buccalis 

 Plasmodiophora <j Plasmodiophora brassicae 



t J. L. Todd. 



