Common names  Pacific   Columbia   Rocky Mountains   Southwestern   Central High Plains 
 Subspecies  (critchfieldiana  (ponderosa  (scopulorum  (brachyptera  (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[23]  apple green to yellow green  green & red-brown to dk. purple  green & red-brown to dk. purple    green & red-brown to dk. purple