Flora of North America species comparison

short-creeping;

scales dark reddish brown, concolored, margins entire.

arching, clustered, 20–37 cm.

1–2 mm diam., adaxially hispid, not glaucous.

lanceolate, pinnate or occasionally pseudopedate, 1-pinnate distally, 12–18 × 6.5–8 cm;

proximal pinnae 1–4-pinnate;

indument of light-colored, sparse, multicellular hairs;

rachis straight, densely hispid, not glaucous.

oblong to long-triangular, ca. 2 times as long as broad, progressively reduced toward apex of penultimate divisions;

basiscopic margin oblique;

acroscopic margin of fertile segments crenulate, sterile segments sharply denticulate;

apex obtuse or acute.

± round, 0.6–0.9 mm diam., covered with reddish brown, stiff, needlelike bristles.

mostly 40–60 µm diam.

stalks 0.2–0.3 mm, dark color generally entering into segment base.