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Green fern with long fronds and dark sori ...
Fern with lobed fronds and two rows of sori ...
scalloped margins; veins do not reach the margins; sporangia (spore cases) in ...
, noticeably sticking out on the bottom. Regularly spaced, marginal
, while the fertile leaves have much narrower leaflets, each with two thick ...
segment bearing one to four sori.
sori on the underside of the leaves, but ...
commonly 8-20 cm. They bear long, narrow
A large deciduous fern, with sterile fronds reaching up to five feet in length. ...
A large deciduous fern, with sterile fronds reaching up to five feet in length. ...
A fern with tongue-shaped leaves, hence it's name "Hart's-tongue". The
blade of rock polypody is once-pinnate and lobed with large, circular
stem. The fronds I photographed all appeared to be fertile fronds, though the ...
circinate vernation. Spores develop in
have given rise to the common name "Hart's tongue fern"; hart is an old word ...
green, often crinkled, with a black midrib, and exhibit circinate vernation. ...