Table 2 Summary of forest characteristics measured in 21 mature knobcone pine stands in the northern Mayacmas Mountains, north Coast Range. SE is one standard error of the mean.
From: Age and Structure of Mature Knobcone Pine Forests in the Northern California Coast Range, USA
Mean | SE | Median | Range | |
|---|---|---|---|---|
Slope (%) | 37.2 | 2.1 | 37.8 | 18.6 to 56.8 |
Canopy cover (%) | 59.7 | 2.2 | 61.6 | 34.4 to 77.6 |
Dbh (cm) | 20.4 | 0.8 | 20.6 | 9.6 to 25.9 |
Height (m) | 14.7 | 0.9 | 16.0 | 9.8 to 17.4 |
Height to live crown base (m) | 8.5 | 0.8 | 9.6 | 5.5 to 11.5 |
Age (yr) | 55.4 | 1.9 | 56.4 | 34.8 to 66.5 |
Live basal area (m2 ha−1) | 16.6 | 1.5 | 16.4 | 5.8 to 27.2 |
Live density (trees ha−1) | 450.5 | 103.2 | 311.2 | 139.5 to 2412.8 |
Snag basal area (m2 ha−1) | 3.6 | 0.3 | 3.3 | 1.5 to 6.1 |
Snag density (trees ha−1) | 191.0 | 24.5 | 183.0 | 87.5 to 573.0 |