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Common names\nSubspecies	Pacific\n(critchfieldiana)	Columbia\n(ponderosa)	Rocky Mountains\n(scopulorum)	Southwestern\n(brachyptera)	Central High Plains\n(readiana)
Years needles remain green	3.9±0.25, N=30	4.7±0.14, N=50	5.7±0.28, N=23	4.3±0.18, N=24	4.7±0.18, N=5
Foliage length on branch, cm	25.1±2.4, N=30	26.2±2.2, N=50	21.1±1.7, N=23	21.8±2.7, N=24	42.2±6.7, N=5
Needle length, cm	19.8±0.44, N=30	16.8±0.29, N=48	11.2±0.27, N=23	14.7±0.45, N=24	15.6±0.57, N=5
Needles per fascicle	3.0±0.00, N=30	3.0±0.00, N=48	2.6±0.06, N=23	3.0±0.03, N=24	2.4±0.11, N=5
Needle thickness	45.9±0.49, N=30	47.8±0.51, N=48	46.4±0.68, N=23	44.8±0.87, N=24	49.7±0.61, N=5
Branches per whorl	4.4±0.13, N=30	3.7±0.11, N=50	3.0±0.17, N=23	3.4±0.25, N=23	2.3±0.11, N=5
Branch angle ° from vert.	56±1.8, N=30	51±1.7, N=50	50±2.3, N=23	48±3.1, N=24	36±1.9, N=5
Seed cones length, mm	101.4±2.48, N=25	88.7±1.24, N=36	70.7±2.20, N=22	74.9±2.51, N=20	71.1±2.46, N=5
Seed cones width, mm	77.1±1.35, N=25	71.6±0.73, N=36	61.5±1.08, N=22	62.6±1.77, N=20	63.3±2.18, N=5
Seed cone form W/L	0.80±0.03, N=25	0.84±0.03, N=36	0.90±0.02, N=22	0.86±0.02, N=20	0.90±0.03, N=5
Seed length, mm	7.5±0.08, N=23	7.6±0.16, N=14	6.3±0.09, N=17	6.4±0.18, N=16	7.0±0.12, N=5
Seed width, mm	4.9±0.05, N=23	4.9±0.08, N=14	4.1±0.05, N=17	4.3±0.09, N=16	4.5±0.10, N=5
Seed + wing length, mm	32.3±0.58, N=23	24.8±0.62, N=14	22.9±0.63, N=17	23.3±0.68, N=15	23.1±0.78, N=5
Mature cone color	apple green to yellow green	green & red-brown to dk. purple	green & red-brown to dk. purple		green & red-brown to dk. purple