Water Smartweed

Persicaria amphibia (Polygonum amphibium)

General Status Rank: 
Secure
ELCODE: 
PDPGN0L040
Common Name: 
Water Smartweed
Scientific Name: 
Persicaria amphibia (Polygonum amphibium)
Synonyms: 
Polygonum amphibium
Naming References: 
B003
W019-2004
Google image search
Taxonomy
Group: 
Vascular Plant
Kingdom: 
Plantae
Phylum: 
Magnoliophyta
Class: 
Dicotyledoneae
Order: 
Caryophyllales (Polygonales)
Family: 
Polygonaceae
References: 
B036
General Biology

Longevity

perennial
References: 
B003
Habitat
stream banks and wet meadows
References: 
B036
Distribution

Ecozones

Taiga Plains, Taiga Shield, Boreal Cordillera, Boreal Plains
References: 
B003

Distribution

0.45
Score: 
G
References: 
B003
B036

Number of Occurrences

21(B003, B036); DAO-25; CAN-11 Canadian Museum of Nature records=CAN; Agriculture Canada, Ottawa = DAO; some duplication of records likely exists (H155).
Score: 
C
References: 
B003
B036
H155

Area of Occupancy

Score: 
-
Threats

Threats

Score: 
C

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
Status Rank Description: 
Regional distribution with medium number of occurrences and present in several ecozones. Reference B036 lists var. emersum as rare in NT but the species as a whole is relatively widespread (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 23, 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

Habitat

  • McJannet CL, Argus GW and Cody WJ (1995) Rare Vascular Plants in the Northwest Territories. Canadian Museum of Nature Syllogeus 73:1-104. RWED Library Call #QK86.C3M3 - B036 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
  • Flora of North America Editorial Committee (2004) Flora of North America - North of Mexico. Oxford University Press Online Version http://hua.huh.harvard.edu/cgi-bin/Flora/ - W019-2004 Return

NWT Known Subspecies

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
,
McJannet CL, Argus GW and Cody WJ (1995) Rare Vascular Plants in the Northwest Territories. Canadian Museum of Nature Syllogeus 73:1-104. RWED Library Call #QK86.C3M3 - B036 Return
,
Marilyn Anions (2005) General Status - review of subset 3 e-mail on 29/03/05. NatureServe Canada, c/o Agriculture and Agri-Food Canada Anionsm /unix [Anionsm@AGR.GC.CA] - H167 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
  • McJannet CL, Argus GW and Cody WJ (1995) Rare Vascular Plants in the Northwest Territories. Canadian Museum of Nature Syllogeus 73:1-104. RWED Library Call #QK86.C3M3 - B036 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
  • McJannet CL, Argus GW and Cody WJ (1995) Rare Vascular Plants in the Northwest Territories. Canadian Museum of Nature Syllogeus 73:1-104. RWED Library Call #QK86.C3M3 - B036 Return

Taxonomy

  • McJannet CL, Argus GW and Cody WJ (1995) Rare Vascular Plants in the Northwest Territories. Canadian Museum of Nature Syllogeus 73:1-104. RWED Library Call #QK86.C3M3 - B036 Return