Columbia Whitetop Aster (Sericocarpus rigidus) wildspecies.ca

At Risk

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:

Columbia Whitetop Aster

French common name:

Aster rigide

Year	English common name	French common name
2005	White-top Aster	Aster rigide
2010	Columbian Whitetop Aster	Aster rigide
2015	Columbia Whitetop Aster	Aster rigide
2020	Columbia Whitetop Aster	Aster rigide

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

Asteranae

Year	Scientific name	Family	Order
2005	Sericocarpus rigidus	Asteraceae	Asterales
2010	Sericocarpus rigidus	Asteraceae	Asterales
2015	Sericocarpus rigidus	Asteraceae	Asterales
2020	Sericocarpus rigidus	Asteraceae	Asterales

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	Imperiled
2010	Vulnerable	Reduced level of risk.	New COSEWIC assessment.	Assessed by COSEWIC in April 2009 as special concern
2015	Imperiled	Increased level of risk.	Improved knowledge of the species.
2020	Vulnerable	Reduced level of risk.	Criteria revision.

Original Ranks:

Canada
2005	At Risk - 1
2010	Sensitive - 3
2015	Imperiled - N2
2020	Vulnerable - N3

Yukon
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Northwest Territories
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Nunavut
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

British Columbia
2005	At Risk - 1
2010	May Be At Risk - 2
2015	Imperiled - S2
2020	Vulnerable - S3

Alberta
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Saskatchewan
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Manitoba
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Ontario
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Quebec
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

New Brunswick
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Nova Scotia
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Prince Edward Island
2005	Not Present
2010	Not Present
2015	Not Present
2020	Not Present

Newfoundland and Labrador
2005	Not Present
2010	Not Present
2015
2020

Labrador
2005
2010
2015	Not Present
2020	Not Present

Newfoundland
2005
2010
2015	Not Present
2020	Not Present

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