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, 
It 
