i - Of A FLANT 



43 



of leaves an 1 >iitinuatiou of the stem. 1 



bIiowb reins in a leaf of bed 



The gret b eolot of learei is due to the presence of a 

 substance called ciilokoimi vi j .. or LEAJ which 



Pound in tlif le 

 of all living plants that 

 draw their Pood from 



the BOiL This 



coloring matter, chloro- 

 phyll, lias much to do 

 with making the differ- 

 ent compounds which 

 go to make up the 

 a— Veins to leaf plant. In tin- autuniii, 



of beetle-weed (dulnr 



nphylin. L.) (Ort*> w hd) til.' first frost 



n:ii iiniuinu' Iran 



, ' i ' ,ur '-) falls, the haws of 



plants lose their green color, taking man* 



ehadet of red and hrown. This change in 



color is an indication that their lif« 



and that they are of no more use to the plant. 



When thfl die plant-growth ceases till a 



new ctop ifl formed in the spring. 



/ \n h'i\n \ i 



I ill a small box u ith mrth and in it j>lant a far seeds. After 

 the plants h>n • befW* t>, ffOWj rover them trith a box having an 

 o/#« (inn/ t<, ih» light on one side only. After a time notice how 

 the young plants grow toirards the light. Rcmot r the bos and 

 the plants change their direction and grotc upwards. 



Questions 



1 Into what three parts may a plant be divided? 8. What 

 are these parts called? 3. How many of these parts can you 



