English oak

From CAMEO
Jump to navigation Jump to search
English oak Quercus robur

Description

A relatively small oak, Quercus robur, grown abundantly in parks and on roadsides in England. English oak has a coarse, but straight grain that is usually a rich brown color. Flat sawn timber has a distinctive figuring while radial cut lumber has silver grain lines. The wood has a high Gallic acid content that will corrode Iron and other contacting metals. English oak is widely used in furniture, paneling, railway sleepers, cabinet, musical instruments, and ship building. The bark is used for tanning and dyeing.

Brown English oak

Synonyms and Related Terms

Quercus robur; also called Quercus pedunculata (pedunculate oak); Almindelig Eg (Dan.); Stilk-Eg (Dan.); Stieleiche (Deut.); Deutsche Eiche (Deut.); Chêne pédonculé (Fr.); zomereik (Ned.); Stjälkek (Sven.); roble carvallo (Esp.); carvalho roble (Port.); farnia (It.); brown English oak; pollard oak

Collection Risks

Emits acetic acid with age. May corrode metals.

Physical and Chemical Properties

Large tree growing 25-40 m Bark=grayish brown, ageing with deep fissures Leave = oblong with 3 to 7 pairs of rounded lobes Fruit=narrow acorn with scaly cap, maturing in one season. Density = 40-50 ppcf

English oak Quercus robur

Additional Images

Resources and Citations

  • F. H. Titmuss, Commercial Timbers of the World, The Technical Press Ltd., London, 1965
  • Virginia Tech Dendrology website at www.fw.vt.edu/dendro/dendrology/main.htm (accessed Oct. 8, 2005)
  • Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976