The spore-case of Schizaea dichotoma, a fern from the Polypodiaceae family.
Lindley, John The Vegetable Kingdom (London, England: Bradbury & Evans, 1853)
TIFF (full resolution)
1142×2400, 658.4 KiB
Large GIF
487×1024, 99.8 KiB
Medium GIF
304×640, 50.1 KiB
Small GIF
152×320, 17.1 KiB