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An Eastern Hemlock branch at the Kortright Centre for Conservation. Tsuga canadensis, also known as eastern hemlock, [3] eastern hemlock-spruce, [4] or Canadian hemlock, and in the French-speaking regions of Canada as pruche du Canada, is a coniferous tree native to eastern North America. It is the state tree of Pennsylvania. [5]
Tsuga (/ ˈ s uː ɡ ə /, [3] from Japanese 栂 (ツガ), the name of Tsuga sieboldii) is a genus of conifers in the subfamily Abietoideae of Pinaceae, the pine family.The English-language common name "hemlock" arose from a perceived similarity in the smell of its crushed foliage to that of the unrelated plant hemlock. [4]
Eastern hemlock was a perfect selection for Pennsylvania's state tree. Besides its beauty and historical utility for the lumber and tanning industries, ecologists consider it a foundation species ...
Characteristic tree include yellow buckeye (Aesculus flava), sugar maple (Acer saccharum), white ash (Fraxinus americana), basswood (Tilia americana), tuliptree (Liriodendron tulipifera), Carolina silverbell (Halesia tetraptera), eastern hemlock (Tsuga canadensis), beech (Fagus grandifolia), cucumber tree (Magnolia acuminata), and Fraser ...
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The mid-Holocene hemlock decline was an abrupt decrease in Eastern Hemlock (Tsuga canadensis) populations noticeable in fossil pollen records across the tree's range. [1] It has been estimated to have occurred approximately 5,500 calibrated radiocarbon years before 1950 AD. [2] The decline has been linked to insect activity [1] [3] and to ...