EXERCISE 95 

 STUDY OF GREEN ALG.E 



Materials. Collections brought in from field trips along streams, 

 ponds, and lakes. 



Directions for work. Familiarize yourself with the great variety 

 of forms among the algae by examining with the microscope all 

 the materials collected, including the sediments. A large num- 

 ber of kinds of algae will be found. Some of these may be 

 recognized by reference to the textbook. Those who are more 

 interested may be able to identify others by the use of the 

 proper books. 



References 



BERGEN and CALDWELL. Practical Botany, pp. 188-206, 212. 

 BERGEN and CALDWELL. Introduction to Botany, chap. xv. 



Book for Identification 



COLLINS. Green Algse of the United States. Tufts College Studies. 



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