Polypodium glycyrrhiza Polypodium glycyrrhiza Polypodium glycyrrhiza, commonly known as licorice fern, many-footed fern, and sweet root, is a summer deciduous fern native to western North America, primarily in a narrow strip in southern Alaska, southwestern Yukon Territory, western British Columbia, Washington, Oregon, and California, though two highly disjunct populations are known from Idaho and Arizona. It thrives in a humid climate, prevailing in areas with cool and moist summers and warm and wet winters. "P. glycyrrhiza" can often be found growing on the trunks and branches of winter deciduous trees, particularly bigleaf maple, but is also often found on rocks, logs, and
Tolman Sweet prairie region of the Middle West, Tolman Sweet has gained the reputation of being one of the hardiest of the old New England varieties. For this reason it is often selected as a stock upon which to top-graft less hardy kinds. The tree comes into bearing at a moderately early age, and, generally speaking, is a reliable cropper, yielding from moderate to heavy crops biennially or sometimes almost annually." The same source was unable to locate the origin of the variety, perhaps coming from Massachusetts. It was among the most popular sweet varieties in orchards in New York State at