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). 



1. Algae (with chlorophyl). 



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



except in color). 



b. Green Algas : Protococcus, Spirogyra. 



c. Brown Algae 1 e 



j n j AI ( Seaweeds. 



d. Red Algas J 



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. 



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



