OregonFlora species comparison

stout, white-pruinose, densely clothed in scales;

scales brown, longtoothed;

margins often pale;

taste bland.

to 60 cm;

petiole to 25 × 0.2 cm.

pinnatifid, narrowly ovate; stiff and leathery, dark green; to 35 × 8 cm, with relatively few pairs of robust pinnae;

adaxial surface glabrous;

scales on abaxial surface scattered; broad; convex, brown, with pale margins.

oblong; up to 9 × 2 cm;

margin usually subentire;

apex rounded to acute; some veins anastomosing, forming indistinct areolae along the pinnae.

round; large; over 3 mm, often absent on proximal pinnae;

sporangiasters absent.

=74.