Cryptogramma crispa, the parsley fern, is an Arctic–alpine species of fern. It produces separate sterile and fertile fronds, up to 30 cm (12 in) tall, and is a pioneer species on acidic screes.
The fronds of C. crispa are 30 centimetres (12 in) long and appear in two distinct forms. Sterile leaves are 2–3-pinnate with the pinnules 5–10 mm (0.2–0.4 in) long by 3–7 mm (0.1–0.3 in) wide, while fertile leaves are 3–4-pinnate, and with narrower pinnules. The fertile leaves have sori scattered along the ...
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* Al information er baseret på offentliggjort videnskabelig forskning