Douglas fir

 
Pronunciation: /ˈdʌɡləs/

noun

  • a tall, slender conifer with soft foliage and, in mature trees, deeply fissured bark. It is widely planted as a timber tree.
    • Genus Pseudotsuga, family Pinaceae: several species

Origin:

mid 19th century: named after David Douglas (1798–1834), the Scottish botanist and explorer who introduced it to Europe from North America