Rough Bentgrass

Agrostis scabra

General Status Rank: 
Secure
ELCODE: 
PMPOA04120
Common Name: 
Rough Bentgrass
Scientific Name: 
Agrostis scabra
Naming References: 
Taxonomy
Group: 
Vascular Plant
Kingdom: 
Plantae
Phylum: 
Magnoliophyta
Class: 
Monocotyledoneae
Order: 
Poales
Family: 
Poaceae
References: 
General Biology
Canada Known Subspecies Count: 
0

Longevity

Perennial
References: 
Reproduction Frequency Per Year: 
0
Habitat
Floodplains, river banks, bogs and roadsides (B003); native species but frequently invades disturbed areas (A119). Thaidene Nene specimens found on sandy beach, inside bank of Snowdrift River, dry/wet habitat; growing in association with Salix species and Poaceae species.
References: 
Distribution

Ecozones

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

Distribution

61% of the NWT.
Score: 
G = 2
References: 

Number of Occurrences

29 (B003); DAO-87; CAN-27 Canadian Museum of Nature records=CAN; Agriculture Canada, Ottawa = DAO; some duplication of records likely exists (H151). New records from Thaidene Nene National Park Reserve, Snowdrift River, 7 km south of Magpie Lake; collected 25 July 2023; moderately common in that location.
Score: 
DE =
References: 

Area of Occupancy

Score: 
-
Threats

Threats

Score: 
C = M

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
Status Rank Description: 
Widespread distribution with large number of occurrences and within many ecozones (H151).
S Rank: 
S5
Decision Process Description: 
Drafted as not entered by S. Carriere. Secure by E. Haber in 2003 (H151). Reviewed in 2010, no change. Reviewed in 2015 by Marilyn Anions, no change.
Last Updated: 
February 21, 2024

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
  • Cody, W., J., MacInnes, K.L., Cayouette, J., Darbyshire, S. (2000) Alien and invasive native vascular plants along the Norman Wells pipeline, District of Mackenzie, Northwest Territories. Can. Field-Naturalist 114:126-137 - A119 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
  • NatureServe: An online encyclopedia of life [web application]. (2001) Version 1.4 . Arlington, Virginia, USA: Association for Biodiversity Information.. Available: http://www.natureserve.org/. (Accessed: June 29, 2001 - W018 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 S. Carriere on 30/03/2004 on subset 2 vascular plants (grass and sedge).. Carriere office email archive (printed version in GSR binder) - H151 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

  • 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