Snowbed Willow (New England Dwarf Willow)

Salix herbacea

General Status Rank: 
Secure
ELCODE: 
PDSAL021A0
Common Name: 
Snowbed Willow (New England Dwarf Willow)
Scientific Name: 
Salix herbacea
Naming References: 
B003
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Taxonomy
Group: 
Vascular Plant
Kingdom: 
Plantae
Phylum: 
Magnoliophyta
Class: 
Dicotyledoneae
Order: 
Malpighiales (Salicales)
Family: 
Salicaceae
References: 
B003
Habitat
in herbmats, generally where snow remains late
References: 
B003
Distribution

Ecozones

Arctic Cordillera, Northern Arctic, Southern Arctic, Taiga Plains, Taiga Shield
References: 
B003
H155

Distribution

0.11
Score: 
F
References: 
B003
A141

Number of Occurrences

8(B003); DAO-2; CAN-0 Canadian Museum of Nature records=CAN; Agriculture Canada, Ottawa = DAO; some duplication of records likely exists (H155). Only two of the 8 mapped occurrences in B003 have been recorded: DAO - Lynx L. Cody, July 1966 (62 20N, 106 02W); Munn L., Cody, Aug 1966 (63 35N, 110 02W) (H155).VirtHerb: 6 records/3 locations; CAN: 6 locations/6 locations; more of an eastern arctic species
References: 
B003
H155

Area of Occupancy

Score: 
-
Threats

Threats

Score: 
C

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
Status Rank Description: 
Small regional distribution with small number of occurrences and present 3 single ecozones. This species is likely more widespread within the Shield region than present records indicate (H155).
S Rank: 
S4
Decision Process Description: 
Drafted as secure by E. Haber in 2004 (H155).; Reviewed in 2010, no change.; Reviewed in 2015 by Marilyn Anions; no change
Last Updated: 
July 9, 2015

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
  • Erich Haber (2004) Personal Communication- email to B. Dunne on 10/26/2004 with dicot1.. Email archive - H155 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

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 (2004) Personal Communication- email to B. Dunne on 10/26/2004 with dicot1.. Email archive - H155 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
  • Argus, G. W. (2007) SALIX (SALICACEAE) DISTRIBUTION MAPS AND A SYNOPSIS OF THEIR CLASSIFICATION IN NORTH AMERICA, NORTH OF MEXICO. Harvard Papers in Botany 12 (2): 335-368 http://aknhp.uaa.alaska.edu/willow/ - A141 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