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A spruce is a tree of the genus Picea (/ p aɪ ˈ s iː. ə / py-SEE-ə), [1] a genus of about 40 species of coniferous evergreen trees in the family Pinaceae, found in the northern temperate and boreal regions of the Earth. Picea is the sole genus in the subfamily Piceoideae.Spruces are large trees, from about 20 to 60 m (about 60-200 ft) tall when mature, and have whorled branches and ...
Picea abies, also known as Norway spruce or European spruce, is a species of spruce native to Europe. It has long, pointed cones, dark green needles, and is widely planted for wood and ornamental purposes.
Black spruce (Picea mariana) and white spruce (P. glauca) are found throughout most of northern North America, from the Great Lakes to the Arctic tree line. Both are used for pulp. White spruce produces good lumber, and black spruce is the source of spruce gum.White spruce usually is 18 to 21 metres (about 60 to 70 feet) tall. A drought-tolerant cultivar, Picea glauca 'Black Hills,' is ...
Learn about the genus Picea, also known as spruce, with 35 species distributed in North America and Asia. See phylogenetic tree, illustrations, range maps, and taxonomic notes.
List of Different Types of Spruce Trees. The Picea genus includes thirty-five extant species, out of which the Brewer's spruce has a basal position, after that come the Sitka spruce, and then the other species. All these species are classified into three clades, as given below. Clade I. Brewer's spruce (Picea breweriana)Sitka spruce (Picea sitchensis) ...
The Picea genus can usually be distinguished from the other members of the Pinaceae family (pines, true firs, Douglas Fir, hemlocks, etc.) by their sharp needle-like leaves that are attached to the tree via a stalk-like pulvinus or widening of the leaf base. The pulvinus looks a lot like a leaf stalk and is often described as peg-like because ...
Picea Species: abies Family: Pinaceae Uses (Ethnobotany): The tree is used for timber in Europe. It is commonly used as a Christmas tree in Great Britain. Herbal teas are made from leafy twigs. It is the most widely used spruce in North America for horticultural purposes. Life Cycle: Woody Recommended Propagation Strategy: Seed Country Or ...
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Picea is a genus of 34 species (Farjon 2001), distributed across the northern hemisphere. As in Abies, there are a few widespread species that dominate the boreal forests of Eurasia and North America, and a larger group of species with isolated, relict distributions in mountain ranges further south.Unlike Abies, Picea is absent from the Mediterranean basin, and is also missing from a large ...
Picea abies, commonly called Norway spruce, is a large pyramidal evergreen conifer that is native to the mountains of northern and central Europe east to the Urals. In its native European habitat, it typically matures to 100-150' (occasionally to 200') tall. It has been widely planted in cool and temperate regions of North American where it ...