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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.
Caloptilia glutinella is a moth of the family Gracillariidae.It is found in Canada and the United States. [1] The species was first described by Charles Russell Ely in 1915.. The larvae feed on Alnus species, including Alnus serrulata and Alnus glutinosa.
Dec. 21—The U.S. Department of Agriculture (USDA) has launched an online application for Direct Loan customers. More than 26,000 customers who submit a Direct Loan application each year can now ...
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.
Applications close Jan. 13 for the Discrimination Financial Assistance Program — a $2.2 billion program for farmers who faced USDA discrimination. ... The application and the assistance from the ...
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Alnus incana, the grey alder, tag alder or speckled alder, is a species of multi-stemmed, shrubby tree in the birch family, with a wide range across the cooler parts of the Northern Hemisphere. Tolerant of wetter soils, it can slowly spread with runners and is a common sight in swamps and wetlands.