In one of the most important of the Aztec festivals, a month of fasting was ended by observers of the fast cutting up the figurine of a god made of amaranth seeds and honey and sharing it in small pieces. In Amaranth, Robert Carr feeds his readers portions of a god fashioned out of terror, longing, infidelity, wasting sickness, humor, and a searing lyrical tenderness. Crafted with the fingers of a careful and nimble musicianship, these poems vibrate with a current that simultaneously sets the teeth on edge and soothes the agitation the words produce. Even the most casual reader will be...