Whorled Water-milfoil (Myriophyllum verticillatum) wildspecies.ca

Secure

Present in regions

Migratory species: Unknown

Taxonomic group:

Vascular plants

Learn more about all species of Vascular plants in Canada.

The General Status ranks do not have legal weight. They are meant to identify the species that may be at risk in Canada.

Access other data on this species on the NatureServe Explorer.

Common Names

English common name:

Whorled Water-milfoil

French common name:

Myriophylle verticillé

Year	English common name	French common name
2005	Whorled Water Milfoil	Myriophylle verticillé
2010	Whorled Water Milfoil	Myriophylle verticillé
2015	Whorled Water-milfoil	Myriophylle verticillé
2020	Whorled Water-milfoil	Myriophylle verticillé

Source: iNaturalist

Scientific Names

Higher Classification:

Superkingdom

EUKARYOTA

Kingdom

PLANTAE

Subkingdom

VIRIDIPLANTAE

Infrakingdom

STREPTOPHYTA

Superphylum

Embryophyta

Phylum

Tracheophyta

Subphylum

Spermatophytina

Superclass

Angiospermae

Class

Magnoliopsida

Superorder

Saxifraganae

Year	Scientific name	Family	Order
2005	Myriophyllum verticillatum	Haloragaceae	Haloragales
2010	Myriophyllum verticillatum	Haloragaceae	Haloragales
2015	Myriophyllum verticillatum	Haloragaceae	Saxifragales
2020	Myriophyllum verticillatum	Haloragaceae	Saxifragales

Priority Score

This species is not designated as may be at risk

Trends in rounded national ranks

Year	Rounded National Rank	Description of the change	Reason for change	Notes
2005	Secure
2010	Secure
2015	Secure
2020	Secure

Original Ranks:

Canada
2005	Secure - 4
2010	Secure - 4
2015	Secure - N5
2020	Secure - N5

Yukon
2005	Sensitive - 3
2010	Sensitive - 3
2015	Vulnerable - S3S4
2020	Vulnerable - S3S4

Northwest Territories
2005	Secure - 4
2010	Secure - 4
2015	Apparently Secure - S4
2020	Apparently Secure - S4

Nunavut
2005	May Be At Risk - 2
2010	Not Assessed - 6
2015	Unrankable - SU
2020	Imperiled - S2

British Columbia
2005	Secure - 4
2010	Secure - 4
2015	Apparently Secure - S4
2020	Secure - S5

Alberta
2005	Secure - 4
2010	Secure - 4
2015	Vulnerable - S3
2020	Vulnerable - S3

Saskatchewan
2005	Sensitive - 3
2010	Sensitive - 3
2015	Apparently Secure - S4
2020	Apparently Secure - S4

Manitoba
2005	Undetermined - 5
2010	Undetermined - 5
2015	Imperiled - S2
2020	Imperiled - S2

Ontario
2005	Secure - 4
2010	Secure - 4
2015	Secure - S5
2020	Secure - S5

Quebec
2005	Undetermined - 5
2010	Undetermined - 5
2015	Apparently Secure - S4
2020	Apparently Secure - S4

New Brunswick
2005	Secure - 4
2010	Secure - 4
2015	Vulnerable - S3
2020	Apparently Secure - S4

Nova Scotia
2005	Sensitive - 3
2010	Sensitive - 3
2015	Imperiled - S2
2020	Vulnerable - S3

Prince Edward Island
2005	Undetermined - 5
2010	Extirpated - 0.1
2015	Possibly Extirpated - SH
2020	Possibly Extirpated - SH

Newfoundland and Labrador
2005	Sensitive - 3
2010	Sensitive - 3
2015
2020

Labrador
2005
2010
2015	Critically Imperiled - S1S2
2020	Critically Imperiled - S1S2

Newfoundland
2005
2010
2015	Imperiled - S2S3
2020	Imperiled - S2S3

Pacific Ocean
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Western Arctic Ocean
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Eastern Arctic Ocean
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Atlantic Ocean
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present