being margined with rosy purple giving it a very distinct ap- 
pearance ; while Lady Londesborough (fig. 4) is of a very delicate 
lavender tint, each petal having down the centre a broad well- 
defined line of a lighter shade of the same colour ; in each flower 
the stamens are mauve-coloured, and in the lighter varieties 
form a pleasing contrast to the petals. 
