Conifers and broadleaf Flashcards
Size @ age 150: 120-180’ 2.5-3.5 diameter
Life span: 350 years
Needles: bundles of 5
Cones: 6-12” long curved when dry
Bark: dark grey, small square blocks when mature
Where to find: low to middle elevations; mixed forests
Western White Pine
Size @ age 100: 70-110’ 1-2’ diameter
Life span: 150 years
Needles: bundles of 2
Cones: 3/4-2” long egg shaped
Bark: black to reddish-brown, thin and scaly
Where to find: middle elevation, well drained soils, often in pure stands
Lodgepole Pine
Size @ age 250: 30-60’ 1-2’ diameter
Life span: 450 years
Needles: bundles of 5, clustered toward ends of branchlets
Cones: 2.5” long egg shaped, purplish-brown
Bark: young trees light brownish grey becoming dark brown at maturity
Where to find: high elevation above 5,000’
Whitebark Pine
Size @ age 200: 60-120’ 1-2’ diameter
Life span: 200 years
Needles: Flat, 1-1 3/4” long, spread almost at right ‘brushed up’ angles. Blue-green in color
Cones: upright, 2 1/4-4” long, purple
Bark: grey, smooth, with resin blisters, becoming cracked w/ age
Where to find: subalpine zone of high mountains
Subalpine Fir
Size @ age 120: 110-170’ 3-4’ diameter
Life span: 300 years
Needles: 3/4-1&1/4” long, flattened all around the twig, soft to touch
Cones: cylindrical, 2-3” long, 3 pointed bract protruding from scales
Bark: dark gray brown, corky looking, deeply furrowed in mature trees, rusty-red in furrows
Where to find: Rocky soils at middle elevations across forest. Mixed forests
Douglas Fir
Size at age 200: 80-150’ 1.5-2.5’ diameter
Life span: 350 years
Needles: 3/4-1” long. Stiff, bad odor when crushed
Bark: gray or purplish-brown, very thin and loosely attached scalyes
Where to find: moist cool air drainages, higher altitudes w/ subalpine fir
Englemann Spruce
Size @ age 150: 100-160’ 1.5-3’ diameter
Life span: 500+ years
Needles: crowded deciduous in cluster of 14-30, 1/2” long on spur twigs. Turn gold in fall and drop
Cones: 1-1.5” long with bract protruding from each scale
Bark: reddish-brown. Flat plates on mature trees
Where to find: mountain slopes and valleys on gravelly sandy or loamy soils. Mixed forests
Western Larch
Size @ age 250: 100-160’ 2-8’ diameter
Life span: 1,000+ years
Leaves: small overlapping scale-like leaves that firm sprays, in opposite pattern, shiny, dark, green
Cones: 3/4” long brown
Bark: cinnamon-red on young stems, gray on old trunks, fibrous and shredding
Where to find: moist hillsides, by streams, often found with western hemlock.
Western Redcedar
Size @ age 150: 120-180’ 2.5-4’ diameter
Life span: 300
Needles: 5-10” long in bundles of 3, sometimes 2 on the same twig
Cones: 4-6” long. Conical or egg shaped. Outward pointed prickles
Bark: black on young trees, yellow-brown with large scaly plates on mature trees
Where to find: lower elevations and dry southern slopes
Ponderosa Pine
Spiky
Spruce
Friendly
Fir
Chalky White bark with black blotches
Aspen
Papery bark with horizontal markings
Birch
Silver green under leaves
3 parted seeds
Cottonwood
50-70’ tall
Life span: 80 years
Leaves: egg-shaped edges, coarsely notched, dark green
Bark: dark brown at first, turning to creamy white. Separates into thin papery strips
Western Paper Birch