Slim-stem Reed Grass

Calamagrostis stricta

General Status Rank: 
Secure
ELCODE: 
PMPOA17170
Common Name: 
Slim-stem Reed Grass
Scientific Name: 
Calamagrostis stricta
Synonyms: 
Calamagrostis inexpansa
incl. Calamagrostis holmii
Calamagrostis chordorrhiza
Calamagrostis neglecta
Naming References: 
B003
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Taxonomy
Group: 
Vascular Plant
Kingdom: 
Plantae
Phylum: 
Magnoliophyta
Class: 
Monocotyledoneae
Order: 
Poales
Family: 
Poaceae
References: 
B036
General Biology

Longevity

Perennial
References: 
B003
Habitat
Floodplain meadows. Thaidene Nene National Park Reserve record from sandy beach, inside bank of Snowdrift River, dry/wet habitat; growing in association with Salix species and Poaceae species. Considered moderately common at this location.
References: 
B003
Distribution

Ecozones

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

Distribution

30% of the NWT (B003).
Score: 
G = 2
References: 
B003

Number of Occurrences

15 (B003); DAO-30; CAN-86 [includes specimens in NWT Flora listed formerly as C. neglecta and C. chordorrhiza] Canadian Museum of Nature records = CAN; Agriculture Canada, Ottawa = DAO; some duplication of records likely exists (H151). New record from Thaidene Nene National Park Reserve, Snowdrift River 7km south of Magpie Lake on 25 July 2023.
Score: 
D = 8
References: 
B003
H151

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

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

NWT Known Subspecies

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

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