Slender Bedstraw, Cheddar, Somerset
 
 
Opening flowerhead with leaf whorls
 
 
Open flowerhead
 
 
Closeup of flowers - 4 stamens, 4 cream petals
 
 
Close-up of flower - 1 style with 2 stigmas
 
 
Whorls of leaves with terminal bristles
 
 
Slender Bedstraw on spoil heap