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Permission: Some rights reserved
Bigcone Douglas-fir
Pseudotsuga macrocarpa, Bigcone Douglas-fir, typically grows from 15-30 m in height and 0.5-1.5 m in trunk diameter. The growth form is straight, with a conical crown from 12-30 m broad, and a strong and spreading root system. The bark is deeply ridged, composed of thin, woodlike plates separating heavy layers of cork; bark of trees over 1 m in diameter is from 15-20 cm thick. The main branches are long and spreading with pendulous side shoots.Bigcone Douglas-fir in Mount San Antonio Conservation status Near Threatened (IUCN 2.3) Scientific classification Kingdom: Plantae Division: Pinophyta Class: Pinopsida Order: Pinales Family: Pinaceae Genus: Pseudotsuga Species: P. More