alder


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alder

(ôl`dər), name for deciduous trees and shrubs of the genus Alnus of the family Betulaceae (birchbirch,
common name for some members of the Betulaceae, a family of deciduous trees or shrubs bearing male and female flowers on separate plants, widely distributed in the Northern Hemisphere. They are valued for their hardwood lumber and edible fruits and as ornamental trees.
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 family), widely distributed, especially in mountainous and moist areas of the north temperate zone and in the Andes. The black alder (A. glutinosa) is an Old World species now naturalized in E North America. Its bark, still used for dyes and tanning, was formerly considered medicinal; its wood is useful chiefly as charcoal. A. rugosa, the speckled alder, forms extensive swamp thickets in Eurasia and North America. The red alder (A. rubra), the largest tree of the genus, is the most important hardwood timber tree in its native region, the Pacific coast of North America. Alder trees are classified in the division MagnoliophytaMagnoliophyta
, division of the plant kingdom consisting of those organisms commonly called the flowering plants, or angiosperms. The angiosperms have leaves, stems, and roots, and vascular, or conducting, tissue (xylem and phloem).
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, class Magnoliopsida, order Fagales, family Betulaceae.

alder

[′ȯl·dər]
(botany)
The common name for several trees of the genus Alnus.

alder

A moderately light-colored, light-weight hardwood that changes to flesh color or light brown when dried; often stained to simulate cherry, mahogany or walnut; often used as plywood core and crossbanding.

alder

1. any N temperate betulaceous shrub or tree of the genus Alnus, having toothed leaves and conelike fruits. The bark is used in dyeing and tanning and the wood for bridges, etc. because it resists underwater rot
2. any of several similar trees or shrubs
References in periodicals archive ?
None of Alder's victims can recover their losses because there was no insurance in place as Alder had been struck off by the Institute of Chartered Accountants years earlier.
Mr Alder was partly dragged and carried from the van.
In such cases, one of the traditional selection methods for numerical solutions--throwing a grid across the space and evaluating at uniform intervals on its nodes -- is "completely impractical," write Alder, Ceperley and Pollock in ACCOUNTS OF CHEMICAL RESEARCH (Vol.
We live in a cul-de-sac of just 30 houses, and I know of at least two other children who have received treatment at Alder Hey in the past few months.
Previously Ms Shepherd said the new building would allow Alder Hey to "radically improve the care" they give to children in the future.
Fifty years ago, red alder was primarily used as material for making pallets, firewood or for smoking fish," said Hasegawa.
The street repairs will require closing parts of Alder and 13th during construction.
Prosecutors said Alder maintained an "aura" of being a spy and told how police found an imitation pistol hidden at his home.
Three of the sample doors were constructed from red alder, with varying levels of stain, to determine if the effect of introducing species name was consistent across different finishes (heavy stain, moderate stain, or unstained).
An association between alder and blood is revealed in the religious practices of several peoples.