Easily Identify the Ferns You Find! Enjoy learning to identify ferns with this guide from authors Anne Hallowell and Barbara Hallowell. With this handy, easy-to-use book, you'll be able to identify a wide variety of ferns in no time. And its small size makes it just right for fitting into your pocket or pack when you go for a hike or a walk in the woods. Features: Provides information to help you identify native ferns that grow in the United States Midwest and Northeast, as well as eastern Canada Uses a dichotomous key, like other plant guides in the Nature Study Guides Finders series Leads the user step-by-step through a series of choices, culminating in the identification of the species Includes a large number of illustrations with line drawings