This section is from the book "The Wild Garden", by W. Robinson. Also available from Amazon: William Robinson: The Wild Gardener.
Tall and vigorous perennials with yellow flowers, showy when in bloom, and attractive when seen in America in autumn, mingled with the blue and lilac Asters of that country, but rarely ornamental as grown in gardens. These, like the Asters, used to be grown to excess in the old borders ; but the only position they are lit for is in rough wild places, where in many cases it would be easy, with their aid and that of the Asters, to form that mixture of Golden Rod and Michaelmas daisies which is one of the prettiest effects of American vegetation in autumn.
 
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