The spring-beauty, the painted trillium, the fringed polygala, the showy lady's-slipper, are all more striking to look upon, but they do not quite touch the heart; they lack the soul that perfume suggests.
"The Wit of a Duck and Other Papers"
John Burroughs
Plants of this genus were named polygala, the Greek for much milk, not because they have milky juice-for it is bitter and clear-but because feeding on them is supposed to increase the flow of cattle's milk.
"Wild Flowers Worth Knowing"
Neltje Blanchan et al
The child is a plant that blossoms first at the root underground, like the fringed polygala, and only after a free and natural nurture, again blossoms at the top with the same color, the same modest beauty.
"Confessions of Boyhood"
John Albee