Wolly Yarrow

Achillea borealis

General Status Rank: 
Secure
ELCODE: 
PDAST03036
Common Name: 
Wolly Yarrow
Scientific Name: 
Achillea borealis
Synonyms: 
Achillea lanulosa
Achillea lanulosa ssp occidental
incl. Achillea nigrescens
Achillea millefolium var boreali
Naming References: 
Taxonomy
Group: 
Vascular Plant
Kingdom: 
Plantae
Phylum: 
Magnoliophyta
Class: 
Dicotyledoneae
Order: 
Asterales
Family: 
Asteraceae
References: 
General Biology

Longevity

perennial
References: 
Habitat
prairie and foothills
References: 
Distribution

Ecozones

Taiga Plains, Taiga Shield, Boreal Cordillera, Boreal Plains
References: 

Distribution

0.23
Score: 
G
References: 

Number of Occurrences

21 (B003); DAO-120; CAN-55 Canadian Museum of Nature records=CAN; Agriculture Canada, Ottawa = DAO; some duplication of records likely exists. (H156)rank based upon maps of A. lanulosa & A. nigrescens in Porsild & Cody 1980; BUT only 4 locations in VirtHerb (A. lanulosa & A. nigrescens) & 1 CAN specimen (A. nigrescens) at GrBearLk at Scented Grass Hills Peninsula, south shore of Etacho Point
Score: 
C
References: 

Area of Occupancy

Score: 
-
Threats

Threats

Score: 
C

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
S Rank: 
S4
Decision Process Description: 
Added in 2015, new taxonomy re-instated the taxon based on B003, draft rank by M Anions; Reviewed in 2019 by Marilyn Anions; no change
Last Updated: 
November 6, 2019

References

Ecozones

  • Porsild AE, and Cody WJ (1980) Vascular Plants of Continental Northwest Territories, Canada. National Museums of Canada RWED Library Call #QK203.N7P6http://ia601004.us.archive.org/22/items/vascularplantsof00pors/vascularplantsof00pors.pdf - B003 Return

Habitat

  • Porsild AE, and Cody WJ (1980) Vascular Plants of Continental Northwest Territories, Canada. National Museums of Canada RWED Library Call #QK203.N7P6http://ia601004.us.archive.org/22/items/vascularplantsof00pors/vascularplantsof00pors.pdf - B003 Return

Longevity

  • Porsild AE, and Cody WJ (1980) Vascular Plants of Continental Northwest Territories, Canada. National Museums of Canada RWED Library Call #QK203.N7P6http://ia601004.us.archive.org/22/items/vascularplantsof00pors/vascularplantsof00pors.pdf - B003 Return

Naming

  • Porsild AE, and Cody WJ (1980) Vascular Plants of Continental Northwest Territories, Canada. National Museums of Canada RWED Library Call #QK203.N7P6http://ia601004.us.archive.org/22/items/vascularplantsof00pors/vascularplantsof00pors.pdf - B003 Return

Number of Occurrences

  • Porsild AE, and Cody WJ (1980) Vascular Plants of Continental Northwest Territories, Canada. National Museums of Canada RWED Library Call #QK203.N7P6http://ia601004.us.archive.org/22/items/vascularplantsof00pors/vascularplantsof00pors.pdf - B003 Return
  • Erich Haber (2005) Personal Communication-email to S Carriere on 05/01/2005 on Dicots 5. E-mail archive - H156 Return

Range Extent

  • Porsild AE, and Cody WJ (1980) Vascular Plants of Continental Northwest Territories, Canada. National Museums of Canada RWED Library Call #QK203.N7P6http://ia601004.us.archive.org/22/items/vascularplantsof00pors/vascularplantsof00pors.pdf - B003 Return

Taxonomy

  • Porsild AE, and Cody WJ (1980) Vascular Plants of Continental Northwest Territories, Canada. National Museums of Canada RWED Library Call #QK203.N7P6http://ia601004.us.archive.org/22/items/vascularplantsof00pors/vascularplantsof00pors.pdf - B003 Return