I 
ance in this flower; and it fhould be in 
proportion to the ground-colour, i. e. 
about one half of each. 
The darker grounds are generally 
covered with a white powder, which 
feems neceffary, as well as the white eye, 
to guard the flowers from the fcorching 
heat of the fun’s rays., which would foon 
deflroy them if they were expofed to it. 
