Longman Dictionary of Contemporary English
Wiktionary
n. A European deciduous tree, ''Betula pendula'', characterised by white peeling bark and drooping branches.
WordNet
n. European birch with silvery white peeling bark and markedly drooping branches [syn: common birch, European white birch, Betula pendula]
Wikipedia
Silver Birch (born 10 April 1997) is an Irish-trained thoroughbred racehorse. He was owned by Brian Walsh, from County Kildare, Ireland a farmer and stud owner. Ridden by Robbie Power and trained by 29-year-old Gordon Elliott, Silver Birch was the winner of the 2007 John Smith's Grand National at Aintree Racecourse, run on Saturday 14 April 2007. He was Walsh and Elliott's first runner in the race.
Usage examples of "silver birch".
Brytta's gaze strayed far away to a coppice of silver birch at the distant high eastern reach of the grassy vale.
Here the ground became as uneven as real terrain, and the plums and crab apples that ringed the garden gave way to stands of silver birch and an increasing tangle of oaks and alders, which were thick enough to hide the house when he looked back and provide at least the illusion of privacy, although Paul knew from one of Finney's very pointed lectures that the surveillance extended everywhere.
A small owl out hunting early was perched in the fork of a silver birch looking for mice and shrews in the long grass.
There were trees of every kind: along the river were stands of silver birch, willows of various types, thickets of elder, blackthorn, hawthorn, hazel and holly.
Wandering on, they climbed a hill and came to Newtown Common--a country of peat, gorse and silver birch.
Urthclaw produced a narrow strip of silver birch bark and held a paw to his mouth, indicating silence.
Once it had caught well, he drew his knife and cut two large square sections of bark from a silver birch.