Selected eastern Asian–North American fern disjunct taxa. Left:
Osmundastrum cinnamomeum (L.) Presl, photo by Jordan Metzgar, Pennsylvania, USA. Right (top):
Adiantum pedatum L., photo by Jun Wen, J. Wen
10784 (US), Virginia, USA. Right (middle):
Onoclea sensibilis L., photo by Jianying Xiang, Washington, DC, USA. Right (bottom):
Adiantum aleuticum (Rupr.) C.A.Paris, photo by Jun Wen,
J. Wen 10452 (US), Quebec, Canada. Art plate was designed by Alice Tangerini. See Xiang et al., pp. 2–32 in this issue.
erini. See Xiang et al., pp. 2–32 in this issue.
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