Hardy Perennials and Old Fashioned Flowers

" ...]veined, of good substance, and slightly drooping. The flowers are a fine blue (a colour somewhat scarce in our gardens at that season), irregularly arranged on very stout stems; in form they exactly resemble a monk's hood, and the manner in which they are held from the stems further accords with that likeness. These rich flowers are numerously produced; a three-year-old plant will have as many as six stout stems all well furnished, rendering the specimen very conspicuous. This is one form of the Monk's-hood long grown in English gardens, and is called "old-fashioned." A. japonicum, according to some, is identical with it, but whether that is so or not, there is but a slight difference, and both, of course, are good. ...]."