Tsuga heterophylla (Raf.) Sarg. belongs to the Pinaceae family. Flora of the World contains 2 recorded occurrences of this taxon, distributed across 1 country.
Kingdom
Plantae
Phylum
Tracheophyta
Class
Pinopsida
Order
Pinales
Family
Pinaceae
Genus
Tsuga
Specific Epithet
heterophylla
Authorship
(Raf.) Sarg.
Source
GBIF Backbone Taxonomy
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 →Location
United States, Washington, Grays Harbor
47.466111, -123.846111
Location Remarks
Quinault Rain Forest, trails in the coniferous forest southeast of Lake Quinault Lodge.
Collectors
No collectors specified
Location
United States, Idaho, Shoshone
47.086694, -116.113750
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.