The first poem in Gottfried Benn's first book, Morgue (1912) - written in an hour, published in a week, and notorious ever after, or so the poet claimed - with its scandalous closing image of an aster sewn into a corpse by a playful medical student, set him on his celebrated path. And indeed, mortality, flowers, and powerful aesthetic collisions typify much of Benn's subsequent work. Over decades,...