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Picea glauca (Moench) Voss., the White Spruce, [4] is a species of spruce native to the northern temperate and boreal forests in Canada and United States, North America.. Picea glauca is native from central Alaska all through the east, across western and southern/central Canada to the Avalon Peninsula in Newfoundland, Quebec, Ontario and south to Montana, North Dakota, Minnesota, Wisconsin ...
White spruce is a common name for several species of spruce and may refer to: . White spruce cones. Picea glauca, native to most of Canada and Alaska with limited populations in the northeastern United States
Picea (spruces) Low or none No (yes for P. glauca and P. mariana) 30–111 Medium (high for P. mariana) None (medium for P. glauca) Pinus (pines) Low or none Yes 50–150 Medium or low Low or none (medium for P. ponderosa) Pseudotsuga (Douglas firs) Low Yes 130 Medium Low Taxus (yews, yew family) None Yes 140 Low None Thuja (thuja cedars ...
Taylor (1959) [8] had noted that the most obvious morphological difference between typical Picea glauca and typical P. engelmannii was the cone scale, and Horton (1956,1959) [9] [10] found that the most useful diagnostic features of the two spruces are in the cone; differences occur in the flower, shoot and needle, "but those in the cone are ...
Picea glauca White spruce YK NT NU LB CA Secure BC AB SK MB ON QC NB PE NS NF Picea mariana Black spruce YK NT NU LB CA Secure BC AB SK MB ON QC NB PE NS NF Picea pungens Blue spruce YK NT NU LB CA Secure EX (W United States) BC AB SK MB ON QC NB PE NS NF Picea rubens Red spruce YK NT NU LB CA Secure BC AB SK MB ON QC NB PE NS NF Picea sitchensis
Higher elevation subalpine slopes are home to Engelmann spruce (Picea engelmannii), subalpine fir (Abies lasiocarpa) and lodgepole pine (Pinus contorta) while lower montane forests consist of lodgepole pine, quaking aspen (Populus tremuloides), white spruce (Picea glauca) and Rocky Mountain Douglas-fir.
White spruce (Picea glauca) is an example of a climax species in the northern forests of North America due to its ability to adapt to resource scarce, stable conditions, it dominates Northern forest ecosystem in the absence of a disturbance. [10] Other examples of climax species in old-growth forests: Canadian hemlock; Pacific silver fir; White fir
A list of tree species, grouped generally by biogeographic realm and specifically by bioregions, and shade tolerance. Shade-tolerant species are species that are able to thrive in the shade, and in the presence of natural competition by other plants.