Native to Alaska, Aleutian Is., British Columbia, California, Idaho, Montana, Oregon, Washington; introduced into Belgium, Denmark, Finland, Germany, Great Britain, Ireland, Netherlands, Norway, Sweden, Switzerland (source: POWO). Flora of the World documents 2 occurrences across 1 country.
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
Location
United States, Idaho, Benewah (Saint Maries)
47.3545, -116.376944
Location Remarks
Reeds Gulch Rd. to FSR 550, to the N of Calder-Avery Rd. (=NF 50). 9.8 km toward Baldy Peak. Elev. 1238 m.
Collectors
Christopher Davidson, Sharon R. Christoph, Bill Rember
Notes
Shade, roadside bog in a barrow pit along the road. Doug fir forest.
Kingdom
Plantae
Phylum
Tracheophyta
Class
Liliopsida
Order
Alismatales
Family
Araceae
Genus
Lysichiton
Specific Epithet
americanus
Authorship
Hultén & H.St.John
What is EDGE?
Evolutionary distinctiveness
Moderate
ED 10.9
Moderately distinct — it has closer living relatives than the most isolated species.
Threat status
IUCN Red List
EDGE score
0.6
Global rank
#83,863 of 335,497
Top 25%
Extinction probability
6%