National Geographic : 1925 May
THE NATIONAL GEOGRAPHIC MAGAZINE i- <5^ Frond one-half natural size © Painting by E. J . Geske MAIDENHAIR (Adiantum pedatum) The most graceful of our commoner native ferns, well marked by its shining purplish brown stalks, delicate segments, and method of "fruiting." The lower detail, magnified 12 times, shows the sporangia partly covered by the reflexed lobe of the leaf margin. At the right is an unopened sporangium, magnified about 75 times.