PRIMROSE FAMILY 161 



with five yellow petals borne in long clusters 

 toward the top of the plant. 



This Yellow or Golden Loosestrife has become 

 naturalized from Europe as has also the closely 

 related Spotted Loosestrife and the Creeping 

 Loosestrife or Moneywort the latter a lover of 

 moist situations. The Whorled or Four-leaved 

 Loosestrife is the most distinctive native species : 

 the four leaves arise in whorls along the main 

 .stem. 



PIMPERNEL. The Pimpernel or Poor Man's 

 Weather Glass is a plant which is locally well 

 known, being of especial interest on account of 

 the sensitiveness to weather conditions, which 

 causes the petals to close when the sky is be- 

 clouded. The flowers are variable in color, being 

 sometimes red, sometimes purple and sometimes 

 white. The plants run over the ground, being 

 often found along the borders of old gardens and 

 in other places where it has escaped from cultiva- 

 tion. 



STAR-FLOWER. There is always a sense of 

 satisfaction in using such an appropriate name as 

 that of the Star-flower. It required little imagi- 

 nation on the part of the one who first applied this 

 name to the blossom of Trientalis, for it is a 

 perfect white star that dots here and there the 

 brown carpet beneath the woods. Its grace and 

 beauty are beyond praise: the slender, round, 



