You can find
interesting details about native conifers
on this blog:
Northwest Conifer Connections
The books and Web
sites listed below were used as
the information in this guide. You can find more detailed information
about native conifers there.
Books on Conifers of the Northwest
Conifer Country by
Michael Edward Kauffmann
Conifers of the
Slope by Michael
Douglas Fir by Stephen F. Arono and Carle E. Fiedler
Golden Trees of the Mountain West by Stephen F. Arno.
Northwest Trees by
Stephen F. Arno and Ramona P. Hemmerly
Ponderosa by Carl E. Fiedler and Stephen F. Arno
Timberline by Stephen F. Arno and Ramona P. Hammerly
Trees to Know
in Oregon by Edward C. Jensen
Books on Conifers Around the World
The Audubon Society
Guide to North American Trees: Western Region by Elbert L.
Conifers Around the World by Zsolt Debreczy and Istvan Racz
Conifers of California by Ronald M. Lanner
Conifers of the World by James Eckenwalder
Encyclopedia of Conifers by Aris G. Auders and Derek P. Spicer
A Handbook of the World's Conifers by Aljos Farjon
Lives of Conifers by Graham R. Powell
A Natural History of
Conifers by Aljos Farjon
Trees in Canada
by John Laird Farrar. The newest edition, Trees
the of Northern United States and Canada,
is essentially the same.
by Stephen Whitney
The World of Northern
Evergreens by E. C. Pielou
On the Web
trees of the Pacific Northwest -
Based on Trees
The Gymnosperm Database - A comprehensive guide to conifers around the world.
Oregon Flora Project - The authoritative source
of information on the plants of Oregon.
of North America - US Forest
Country - Companion to Conifer
Country by Michael Edward
USGS Range Maps - Tree distribution
maps from the
US Geological Survey, based on U.S. Forest
Service data. This is the source of the distribution maps in this
guide. See the map included with each species in Silvics
of North America
Flora Project Atlas - Search for the
tree sightings in Oregon.
Arboretum Plant Database - Shows
of trees at Hoyt Arboretum, Portland.