II.] 



PINK, MYOSOTIS. 



35 



pollen, some of which, if they subsequently alighted 

 on an older flower, they could not fail to deposit on 

 the stigma. 1 In some cases flowers which are first 

 male and then female, are male on the first day of 

 opening, female on the second. In others the period 

 is longer. Thus Nigella, according to Sprengel, is 

 male for six days, after which the stigma comes to 



FIG. 30. Pink in the first (male) 

 condition. 



FIG. 31. Pink in the second condition, 

 with mature stigmas. 



maturity and lasts for three or four. (" Das endeckte 

 Geheimniss der Natur," p. 287.) 



Fig. 34 represents a flower of Myosotis versicolor (a 

 species often known as the Forget-me-not), when just 

 opened. It will be observed that the pistil projects 

 above the corolla and stamens, so that it must be first 

 touched by any insect alighting on the flower. 

 Gradually, however, the corolla elongates, carrying 



1 In the Thymes there are likewise some small flowers which contain 

 no stamens. 



D 2 



