Since Latin became the standard language for plant naming in the eighteenth century, it has been intrinsically linked with botany. And while mastery of the classical language may not be a prerequisite for tending perennials, all gardeners stand to benefit from learning a bit of Latin and its conventions in the field. Without it, they might buy a Hellebores foetidus and be unprepared for its fetid smell, or a Potentilla reptans with the expectation...