OBSERVATIONAL LESSON XXXIII 



PART I A FERN 

 PREPARATIONS FOR WORK 



Specimens of the common " male fern," from the roots of which the earth has 

 been carefully washed, and which have been allowed to dry somewhat, should be 

 given to each student. 



DIRECTIONS TO THE PUPIL 



(1) Make a sketch of the plant, 

 and label the leaves, leaf stalk, stem, 

 and root. 



(2) Answer the following ques- 

 tions : 



Can you think of any way in 

 which the fern resembles the 

 potato tuber? 



How are the leaves rolled up in 

 the bud? 



(3) Carefully draw a piece of a 

 frond as seen from below, to show 

 the coverings which protect the spore- 

 cases. Supposing you had a dock 



J32 



^"'"'v 



FIGURE 236. Spore-capsule covers 

 of the Male Fern. 



