MAY AND JUNE 241 



compensation, the corolla is larger. These floAvers serve 

 not only to render the daisy more conspicuous, but also 

 protect the fertile disk flowers in the bud and at night. 



The daisy is easily propagated from the root. This 

 makes it very difficult to get rid of, since the spade only 

 increases the number of plants. 



It is detested by the farmer, to whose fields it does a 

 great deal of harm by almost exterminating the more 

 valuable grass crop. 



Method : 



The points given on p. 238 et seq. should be made clear. 

 Teach the whole plant, as well as the flowers, making use 

 of blackboard or hektograph drawings. 



At least two lessons should be devoted to the dandelion. 



Apple. 

 Facts : 



Like the Cherry, the numerous stamens are inserted 

 with the petals on the throat of the calyx. The base of 

 the calyx, however, is united with the base of the pistil, 

 or ovary (seed box), which has five cells with two ovides 

 in each cell. 



The odor and beauty of the flower indicate the pres- 

 ence of nectar to the botanist and the bee. It is very 

 abundant. 



After fertilization takes place, the petals and stamens 

 fall off, and the whole energy of the flower is devoted to 

 the making of the fruit. The walls of the ovary thicken 

 somewhat, but the greatest change takes place in that 

 part of the calyx which is adherent to the ovary. It 

 finally makes up the greater portion of the flesh of the 

 apple. The five lobes of the calyx, with the five branches 



