312 TEXTBOOK OF BOTANY 



The Plant Kingdom 



The following is a brief outline of the classification of plants. 

 In each group only those plants are mentioned that have 

 been especially discussed in this book. 



I. Thallophytes (comparatively simple plants). 

 I . Alg^ (with chlorophyl) . 



a. Blue-green Alga; (very simple forms, much like bacteria 



except in color). 

 h. Green Algje : Protococcus, Spirogyra. 

 c. Brown Alg^ ' 



d. RedAlg^ , Seaweeds. 



2. Fungi (without chlorophyl). 



a. Bacteria. 



b. Slime Molds. 



c. Alga-like Fungi : Bread Mold. 



d. Sac Fungi : Yeasts. 



e. Basidium Fungi : Wheat Rust, Mushrooms. 

 /. Imperfect Fungi-. 



3. Lichens (fungi which have formed a sort of partnership with 



simple algas). 

 II. Bryophytes (moss-like plants). 



1. Liverworts. 



2. Mosses: Funaria. 



III. Pteridophytes (fern-like plants). 



1 . True Ferns : Bracken Fern. 



2. Water Ferns. 



3. Horse-tails. 



4. Club-mosses. 



IV. Seed Plants (or flowering plants). 



1. Gymnosperms : Pine. 



2. Angiosperms. 



a. Monocotyledons : Indian Corn. 



6. Dicotyledons : Squash, Pumpkin, Cucumber, Bean. 



