Polypodium lingua

Read about Polypodium lingua in the Standard Cyclopedia of Horticulture
Polypodium lingua, Swartz. Lf.- blades 4-8 in. long, 1-2 in. wide, the apex often cuspidate, the base narrowed or rounded; upper surface naked, the lower matted with reddish brown cottony scales, the sori in close rows of 4—6 each. Japan to Ceylon.—This species and the next are often more properly listed in the genus Cyclophorus. There are a few crested and other horticultural forms. The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.