OregonFlora species comparison

ascending, branched and forming a caudex;

scales dense; long and narrow, bicolored.

ascending, branched and forming a caudex;

scales dense; long; narrow and bicolored.

short and narrow; to about 30 × 3 cm.

in more or less dense tufts from the caudex; small; to about 25 × 4 cm.

well developed; up to half the leaf length;

petioles and rachises dark reddish brown; more or less glossy;

basal annular grooves lacking.

well developed; up to half the leaf length;

petiole and rachis medium to dark brown; glossy;

basal annular lines absent.

linear, bipinnate to simply pinnate distally;

proximal pinnae with short rachillae resembling the rachis, twisted out of plane;

leaves with bunches of pinnules superficially resembling a branch of rosemary or larch.

simply pinnate and linear; at least the proximal pinnae twisted out of plane.

linear and needle-like; leathery, glabrous and glaucous;

margins strongly recurved; more or less crenate, forming a false indusium and covering the sporangia and most of the abaxial surface;

veins free, not visible.

broadly ovate; leathery, glabrous;

apex rounded;

base rounded or sub e, slightly falcate;

margins glaucous;

margin entire or slightly crenate, not or only slightly recurved, not forming a false indusium, glaucous;

veins anastomosing but rather obscure.

completely covered by the recurved leaf margin; waxy glands and farina abundant.

forming a submarginal line on each side of the pinna, absent from the base, extending into the rounded apex, often almost to the tip, not covered by the leaf margin; waxy glands and farina abundant.

=58.