Birds Nest Fern 'Leslie'Ferns were one of the first types of plants to capture the imagination of houseplant lovers in the modern era, and they can add a lush feel to almost any plant arrangement. There are dozens of varieties, many of which are characterized by delicate fronds and a bushy growth habit that can trail slightly. Most have either dense, fibrous roots like the typical Boston fern, or thick rhizomes like those that give the Rabbits Foot fern its name. In almost