Parathelypteris Novae-boracensis, also known as Northern maiden fern, is a species of deciduous fern native to North America. Its distinctive fronds are pale green and triangular in shape, with finely divided pinnules. Although not widely recognized, there are several other names used to refer to this species, including New York fern, New York Shield fern, and Eastern mountain fern. It is commonly found in moist woods, rocky slopes, and along streams, and adds a touch of natural beauty to any forest floor. This elusive and elegant fern may have various names, but its significance in ecosystems throughout North America remains undeniable.