10 



MORPHOLOGY AND CULTURE OF MICROORGANISMS. 



OUTLINE or 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 Schizomycefes ( fission-fungi}, bacteria. 



(fission- 

 plants) 





Tballophyta 





Phycomycetes j 



Oomycetes 



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



[ Chlorophyceae green algae. 

 Algae Phasophyceae brown algae. 



[ Rhodophyceas red algae. 

 Characeae. 



Myxomycetes. 



f Chytridineae. 



j Zygomycetes (Mucors). 



Saprolegniaceae (water 



fungi). . 



Peronosporacese (downy 

 I ! mildews). 



Hemiasci (Monascus). 



Protoascineae (Saccharo- 

 Fungi i myces, Yeasts). 



Protodiscineae. 

 Discomycetes. 

 Plectascineae (Aspergillus). 

 Pyrenomycetineae. 

 J Penicillium,Fusarium, Alternaria, 

 [ Oidium, Cladosporium, and others. 

 Rusts 

 Smuts 

 Mushrooms. 



Ascomycetes 



Euasci - 



Imperfect Fungi, 

 Conidia only 



Basidiomycetes 



Bryophyta 

 (mosses and 

 liverworts) 

 Pteridophyta 

 (ferns, etc.) 

 Spermatophyta 

 (seed plants). 



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. 



Protozoa 



Rhizopoda 



I 

 * Charles Thorn. 



f 



Amoeba 



Amoeba dysenteries 

 Amazba coli 

 A mceba meleagridis 

 A moeba buccalis 

 Plasmodiophora ^ Plasmodiophora brassica 



t J. L. Todd. 



