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
Sarcandra glabra and other places, growing at an altitude of 420 meters to 1,500 meters in area, often grown in wet slopes and valleys of the forest shade. It has not yet been cultivated by artificial introduction. "Nine-knotted flower," "bone-knitted lotus." Sarcandra glabra "Sarcandra glabra" is an herb native to Southeast Asia. It is also known as herba sarcandrae or glabrous sarcandra herb. Aromatic oils may be extracted from the leaves. The entire plant has anti-stress, antioxidant, anti-inflammatory, detoxifying, blood activating, and anti-bacterial effects. Leaf blade elliptic or ovate-lanceolate, 6–17 × 2–6 cm, leathery, margin sharply coarsely-serrate. Stamen baculate to terete; thecae