83^ 



Home Nature-Study Course. 



(13). Look at the 

 spur at the back of 

 the flower. Of which 

 petal is it a part? 

 How long is it com- 

 pared with the whole 

 flower? 



(14). What is the 

 use of this spur? 



(15). Find the door 

 that leads to the nec- 

 tar and note what the 

 tongue of the bee or 

 butterfly will brush 

 against when reaching 

 for the nectar. 



(16). Have the 

 petals at the sides 

 any fringe at their 

 bases which forms 

 the arch over the door 

 that leads to the 

 nectar? If so what 

 is the use of this 

 fringe ? 



(17). What colors 

 are the petals? Are 

 they the same on both sides? 



(18). How are they marked and veined? 



(19). Are the flowers fragrant' 



(20). What color are the anthers? What color is the stigma? 



(21). Describe how the seed is developed from the flower. 



(22). Sketch or describe the seed pod outside and in cross section. 



(33). How are the seeds arranged in the pod? 



(24). How is the seed scattered from the pod? 



(25). Look at the base of the plant and find the little flowers that 

 never open. Examine one of these flowers and find if it has sepals, 

 petals, anthers. j)istil. 



(26). Are these closed flowers on upright stems or do the stems lie 

 flat on the earth? 



I'hoto by Vcnip Morton. 



Common blue violet, showing opened yvahwd seed 

 capsules. — Note the two tittle flowers which -never 

 open lyiiig between the bare root stocks. 



