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Alnus serrulata is a large shrub or small tree that may grow up to 2.5–4 m (8.2–13.1 ft) high and 15 cm (5.9 in) in diameter. The scientific name originates from alnus which is an old name for alder; serrulata points to the finely-toothed leaf margins which it possesses. It takes about 10 yrs to mature.
Female alder catkins after shedding their seeds Alnus serrulata male catkins. Alders are trees of the genus Alnus in the birch family Betulaceae.The genus includes about 35 species [2] of monoecious trees and shrubs, a few reaching a large size, distributed throughout the north temperate zone with a few species extending into Central America, as well as the northern and southern Andes.
The Betulaceae are believed to have originated at the end of the Cretaceous period (about 70 million years ago) in central China.This region at the time would have had a Mediterranean climate due to the proximity of the Tethys Sea, which covered parts of present-day Tibet and Xinjiang into the early Tertiary period.
Alnus glutinosa, the common alder, black alder, European alder, European black alder, or just alder, is a species of tree in the family Betulaceae, native to most of Europe, southwest Asia and northern Africa.
Allegheny Highlands forests; Allegheny–Cumberland dry oak forest and woodland; Appalachian balds; Appalachian hemlock–northern hardwood forest; Appalachian mixed mesophytic forests
The Alabama Champion Tree Program is a listing of the largest known specimens of particular tree species, native or introduced, in the U.S. state of Alabama. It was established in 1970 by the Alabama Forestry Commission. [1] [2] The program was modeled on the National Register of Big Trees, started by the American Forests organization in 1940.
Range Media Partners is opening their Nashville office and announced its newest music signing, Country Music Hall of Fame inductee Tanya Tucker. She joins a roster that includes Midland, Hailey ...
In 1977 the Arboretum was dedicated in his name. The mission of the Arboretum was established "to display and preserve living plant collections and native southeastern plant communities; to inspire an understanding of the natural world and our connection to it; and to promote education, research, conservation, and outreach." [1]