Flora of North America species comparison

red- to gray-brown, irregularly checked into scaly plates.

gray, distinctly platy, plates scaly.

horizontally spreading;

twigs slender, orange- to yellow-brown, aging darker brown, rough.

nearly whorled, spreading-ascending;

twigs slender, pale red-brown, rusty puberulent and slightly glandular (rarely glabrous), aging purple-brown or gray, smooth.

ovoid to cylindric, red-brown, 0.6–0.9cm, resinous.

ellipsoid or cylindric, rust-colored, 0.4–0.5cm, slightly resinous.

2(–3) per fascicle, spreading or ascending, persisting 3 years, 3–6(–8)cm × 1–1.5mm, twisted, deep yellow-green, all surfaces with fine stomatal lines, margins harshly serrulate, apex acute to short-acuminate;

sheath 0.5–1cm, base persistent.

5 per fascicle, spreading to ascending, persisting 3–4 years, 4–10cm × 0.7–1mm, straight, slightly twisted, pliant, blue-green, abaxial surface without evident stomatal lines, adaxial surfaces with evident stomatal lines, margins finely serrulate, apex broadly to narrowly acute;

sheath 1–1.5cm, shed early.

ellipsoid, ca. 15mm, yellow.

ellipsoid, 10–15mm, yellow.

cones maturing in 2 years, variably serotinous, mostly whorled, downcurved, asymmetric, ovoid before opening, broadly ovoid when open, (4–)6–10cm, gray- to pale red-brown, nearly sessile or on stalks to 1cm;

apophyses thickened, diamond-shaped, strongly keeled, elongate, mammillate at cone base abaxially;

umbo central, a stout, curved, sharp claw.

cones maturing in 2 years, shedding seeds and falling soon thereafter, clustered, pendent, symmetric, lance-cylindric to ellipsoid-cylindric before opening, broadly lanceoloid to ellipsoid-cylindric when open, 10–25cm, creamy brown to yellowish, without purple or gray tints, resinous, stalks to 2cm;

umbo terminal, depressed.

=24.

=24.