This section is from the book "A Guide To The Wild Flowers", by Alice Lounsberry. Also available from Amazon: A Guide to the Wild Flowers.
Fumitory.
Rose pink and yellow.
Scentless.
North and south.
May-August.
Flowers: growing in loose terminal clusters. Calyx: of two scale-like sepals. Corolla: of four closed, cohering petals; the upper one extending into a short spur. Stamens: six. Pistil: one. Pod: long and slender. Leaves: divided into fine leaflets; pale green; glaucous. Stem: curving; leafy.
There is a strong family resemblance between these blossoms and those of the Dutchman's breeches; and the corydalis is, perhaps, a little more delicate species. The flowers appear like a number of strange sprites that have come from somewhere, nobody knows where, and intend resting awhile on the slender stem.
 
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