Tsuga heterophylla--WA. Grays Harbor Co. Quinault Rain For, Lake Quinault. 15 Jun 06 236.jpg
Tsuga heterophylla--WA. Grays Harbor Co. Quinault Rain For, Lake Quinault. 15 Jun 06 233.jpg
Tsuga heterophylla--WA. Grays Harbor Co. Quinault Rain For, Lake Quinault. 15 Jun 06 237.jpg
Tsuga heterophylla--WA. Grays Harbor Co. Quinault Rain For, Lake Quinault. 15 Jun 06 234.jpg
Tsuga heterophylla--WA. Grays Harbor Co. Quinault Rain For, Lake Quinault. 15 Jun 06 231.jpg
Tsuga heterophylla--WA. Grays Harbor Co. Quinault Rain For, Lake Quinault. 15 Jun 06 232.jpg
Tsuga heterophylla--WA. Grays Harbor Co. Quinault Rain For, Lake Quinault. 15 Jun 06 238.jpg
Tsuga heterophylla--WA. Grays Harbor Co. Quinault Rain For, Lake Quinault. 15 Jun 06 230.jpg
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (22).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (23).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (19).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (12).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (20).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (18).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (15).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (8).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (9).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (16).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (13).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (21).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (11).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (24).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (14).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (17).JPG
Thuja plicata, Davidson, C 12854--ID. W of Thompson Pass on Hwy 9. 2 Jul 2015. DSC07566 (10).JPG
Native to Alaska, Alberta, British Columbia, California, Idaho, Montana, Oregon, Washington; introduced into Denmark, Føroyar, France, Germany, Great Britain, Ireland, Norway (source: POWO). Flora of the World documents 2 occurrences across 1 country.
Location
United States, Idaho, Shoshone (Clarkia)
47.086694, -116.11375
Location Remarks
Hobo Cedar Grove (Hwy 3 to Clarkia, E on FR 321, Hobo Pass along Merry Cr. to FR 321). Elev. 1367 m.
Collectors
Christopher Davidson, Roy E. Gereau, Charlotte M. Taylor, Sharon R. Christoph
Notes
Mixed conifer forest. N.B., appears intermediate between T. heterophylla and T. mertensiana.
Location
United States, Washington, Grays Harbor (Quinault)
47.466111, -123.846111
Location Remarks
Quinault Rain Forest, trails in the coniferous forest southeast of Lake Quinault Lodge.
Collectors
No collectors specified
Kingdom
Plantae
Phylum
Tracheophyta
Class
Pinopsida
Order
Pinales
Family
Pinaceae
Genus
Tsuga
Specific Epithet
heterophylla
Authorship
(Raf.) Sarg.
What is EDGE?
Evolutionary distinctiveness
Very high
ED 12.7
Among the most evolutionarily isolated plants known — losing it erases an irreplaceable branch of the plant tree of life.
Threat status
IUCN Red List
EDGE score
0.7
Global rank
#472 of 1,090
Top 1,000 globally
This lineage appears to have diverged from its closest living relatives roughly 13 million years ago — a long, lonely branch of the plant tree of life.
Source: Gymnosperms EDGE assessment →