Davidson, C 12855
This occurrence of Tsuga heterophylla (Raf.) Sarg. (Davidson, C 12855) was collected on July 1, 2015 in United States. Flora of the World includes 17 field photographs documenting this occurrence, all of which are displayed here.
Classification
Kingdom
Plantae
Phylum
Tracheophyta
Class
Pinopsida
Order
Pinales
Family
Pinaceae
Genus
Tsuga
Specific Epithet
heterophylla
Authorship
(Raf.) Sarg.
Source
GBIF Backbone Taxonomy
Conservation (EDGE)
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 →