. Common trees of New York. Trees; Trees. 62 Common Trees SMOOTH ALDER Alnus rugosa, (DuRoi) Sprengel HPHE SMOOTH ALDER, also called Black Alder, is common A along streams and other wet places. It usually remains a shrub, but occasionally it becomes 20 feet high. The leaves are simple, alternate, obovate, rounded at apex, wedge-shaped at base, finely toothed along margin. The flowers ap- p e a r before the leaves and are of two kinds. The pollen - bearing oc- V cur in drooping tassels 2 to 5 inches long. The seed-producing are greenish to pur- plish with scarlet styles. They are about Ya of an
. Common trees of New York. Trees; Trees. 62 Common Trees SMOOTH ALDER Alnus rugosa, (DuRoi) Sprengel HPHE SMOOTH ALDER, also called Black Alder, is common A along streams and other wet places. It usually remains a shrub, but occasionally it becomes 20 feet high. The leaves are simple, alternate, obovate, rounded at apex, wedge-shaped at base, finely toothed along margin. The flowers ap- p e a r before the leaves and are of two kinds. The pollen - bearing oc- V cur in drooping tassels 2 to 5 inches long. The seed-producing are greenish to pur- plish with scarlet styles. They are about Ya of an inch long and oc- cur in 2's or 3's at the end of the branches. The fruit is a cone - like woody structure about Yi to Ya, of an inch long. The bark is thin, smooth, often grooved, grayish-green, dotted with numerous brown lenticels and marked with white blotches. The twigs are greenish to grayish-brown, dotted with brownish lenticels and marked with leaf-scars with 3 bundle-scars. The buds are alternate, Yi of an inch long, evidently stalked, blunt-pointed, covered with 2 scales. The wood is yellowish-brown and marked with broad rays. The Smooth Alder is found from Maine to Florida and Texas and west to Minnesota. It is common in New York south of the Adirondacks. The Speckled Alder (Alnus incana) is commoner northward across the State. At higher elevations in the northern part of the State the Mountain Alder (Alnus viridis) is found. Alnus incana, a large shrub, is generally distributed in wet soil throughout the SMOOTH ALDER One-fourth natural size. Twig section with bud and leaf-scar, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Illick, Joseph S. (Joseph Simon), 1884-1967. Washington, D. C. , American Tree Association
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Keywords: ., bookcentury1900, bookcollection, bookdecade1920, booksubjecttrees
