Please note: species status as presented within publications may have changed since the publication date. Current general and detailed status is listed for each species.

Plants – General

Species at Risk Brochures

Prairie Plants at Risk in Southern Alberta

  • Alberta Species at Risk Brochure

Species at Risk Program Reports

No. 21– Proposed Protocols for Inventories of Rare Plants of the Grassland Natural Region

  • Alberta Species at Risk Report No. 21 prepared by C. Wallis

No. 59 – Rare Plant Inventory of the Eastern Edge of the Lower Foothills Natural Subregion, West-Central Alberta

  • Alberta Species at Risk Report No. 59 prepared by J. Doubt

No. 134 – A Volunteer-based Conservation Initiative for Rare Plants and Lichens Program Summary 2005-2008

  • Alberta Species at Risk Report No. 134 prepared by K.J. Kissner

No. 145 – Adopt-a-Plant Alberta: A Volunteer-based Conservation Initiative for Rare Plants and Lichens Program Summary 2009-2011

  • Alberta Species at Risk Report No. 145 prepared by Adopt-A-Plant Alberta

Hare-footed locoweed

Scientific Name: Oxytropis lagopus var. conjugans
General Status: May be at Risk
Detailed Status: Species of Special Concern

Detailed Status Report

Status of the Hare-footed Locoweed in Alberta

  • Alberta Wildlife Status Report No. 69, prepared by C. Bradley

Management Plan

Hare-footed Locoweed Conservation Management Plan

  • Alberta Species at Risk Conservation Management Plan No. 13, prepared by C. Bradley

Related Information:

Additional information for this species is available at:

Limber Pine

Scientific Name: Pinus flexilis
General Status: At Risk
Detailed Status: Endangered

Detailed Status Report

Detailed Status Report

  • Alberta Wildlife Status Report No. 62, prepared by D.W. Langor

Recovery Plan

Alberta Limber Pine Recovery Plan 2014-2019

  • Alberta Species at Risk Recovery Plan No. 35, prepared by the Alberta Whitebark and Limber Pine Recovery Team

Species at Risk Brochures

Alberta Species at Risk – Whitebark and Limber Pine

Related Information:

Additional information for this species is available at:

Porsild's Bryum

Scientific Name: Bryum porsildii
General Status: At Risk
Detailed Status: Endangered

Detailed Status Report

No. 59 - Status of the Porsild's Bryum in Alberta

  • Alberta Wildlife Status Report No. 59, prepared by J. Doubt

Recovery Plan and Summaries

No. 19 - Alberta Porsild's Bryum Recovery Plan 2011-2016

  • Alberta Species at Risk Recovery Plan No. 19, prepared by the Alberta Porsild's Bryum Recovery Team

    For more information, contact:

Species at Risk 2013-14 Recovery Action Summary: Porsild's Bryum

Species at Risk Program Reports

No.150 – Analysis of habitat requirements for Porsild's bryum (Haplodontium macrocarpum (Hooker) Spence) in Alberta

  • Alberta Species at Risk Report No. 150, prepared by R. Caners

Related Information

Additional information for this species is available at:

Slender Mouse-ear-cress

Scientific Name: Halimolobos virgata
General Status: At Risk
Detailed Status: Endangered

Detailed Status Report

No. 55 Status of the Slender Mouse-ear-cress in Alberta

  • Alberta Wildlife Status Report No. 55 (Update 2009), prepared by C. Bradley

Archived Detailed Status Report

No. 55 Status of the Slender Mouse-ear-cress in Alberta

  • Alberta Wildlife Status Report No. 55, prepared by I.D. Macdonald

Species at Risk Program Reports

No. 123 – Survey for Slender Mouse-ear Cress

  • Alberta Species at Risk Report No. 123, prepared by C. Bradley

Related Information

Additional information for this species is available at:

Small Flowered Sand Verbena

Scientific Name: Tripterocalyx micranthus
General Status: At Risk
Detailed Status: Threatened

Detailed Status Report

No. 48 - Status of the Small Flowered Sand Verbena in Alberta

  • Alberta Wildlife Status Report No. 48, prepared by B. Smith

Recovery Plan

Alberta Small-flowered Sand-verbena Recovery Plan 2012-2017

2013-14 Recovery Action Summary – Small-flowered Sand-verbena

  • Alberta Species at Risk Recovery Plan No. 24, prepared by the Alberta Small-flowered Sand-verbena Recovery Team

    For more information, contact:

Species at Risk Program Reports

No. 119 – Inventory of Tiny Cryptanthe and Small-flowered Sand Verbena in Alberta

  • Alberta Species at Risk Report No. 119, C. D. Bush

Related Information

Additional information for this species is available at:

Soapweed

Scientific Name: Yucca glauca
General Status: At Risk
Detailed Status: Endangered

Detailed Status Report

Status of Soapweed in Alberta – ED2006-05

  • Alberta Wildlife Status Report No. 35, prepared by D. Hurlburt

Recovery Plan

Alberta Soapweed and Yucca Moth Recovery Plan 2012-2022 – ED2006-05

  • Alberta Species at Risk Recovery Plan No. 25, prepared by Alberta Environment and Sustainable Resource Development

    For more information, contact:

Species at Risk Program Reports

No. 111 – 2004 Pinhorn Grazing Reserve Soapweed Population Survey

  • Alberta Species at Risk Report No. 111, prepared by K. Foreman, J. Nicholson, L. Matthias and J. Chandler

Related Information

Additional information for this species is available at:

Tiny Cryptanthe

Scientific Name: Cryptantha minima
General Status: At Risk
Detailed Status: Endangered

Detailed Status Report

Status of Tiny Cryptanthe in Alberta

  • Alberta Wildlife Status Report No. 54, prepared by C. Bradley

Recovery Plan

Alberta Tiny Cryptantha Recovery Plan 2012-2017
2013-14 Recovery Action Summary – Tiny Cryptantha

  • Alberta Species at Risk Recovery Plan No. 23, prepared by the Alberta Tiny Cryptantha Recovery Team

    For more information, contact:

Species at Risk Program Reports

No. 119 – Inventory of Tiny Cryptanthe and Small-flowered Sand Verbena (Tripterocalyx micranthus) in Alberta

  • Alberta Species at Risk Report No. 119, C. D. Bush

Related Information

Additional information for this species is available at:

Western Blue Flag

Scientific Name: Iris missouriensis
General Status: At Risk
Detailed Status: Species of Special Concern

Detailed Status Report

Status of the Western Blue Flag in Alberta

  • Alberta Wildlife Status Report No. 21, prepared by K. Romanchuk

Archived Status Report

Status of the Western Blue Flag in Alberta

  • Alberta Wildlife Status Report No. 21, prepared by J. Gould

Fact Sheet

Western Blue Flag

Recovery Plan

Maintenance and Recovery Plan for Western Blue Flag in Canada

  • Alberta Species at Risk Recovery Plan No. 1, prepared by the Canada Western Blue Flag Maintenance/Recovery Team

    For more information, contact:

Species at Risk Program Reports

No. 18 – Western Blue Flag in Alberta: A Census of Naturally Occurring Populations for 2000

  • Alberta Species at Risk Report No. 18, prepared by R. Ernst

No. 38 – A Census and Recommendations for Management for Western Blue Flag in Alberta

  • Alberta Species at Risk Report No. 38, prepared by R. Ernst

No. 66 – Inventory and Monitoring Protocol for Naturally Occurring Western Blue Flag in Alberta

  • Alberta Species at Risk Report No. 66, prepared by R. Ernst

No. 85 – Western Blue Flag Conservation Program: 3-Year Summary Report

  • Alberta Species at Risk Report No. 85, prepared by K.A. Romanchuk, R.D. Ernst and R.W. Quinlan

Related Information

Additional information for this species is available at:

Western Spiderwort

Scientific Name: Tradescantia occidentalis
General Status: At Risk
Detailed Status: Endangered

Detailed Status Report

No. 31 Status of the Western Spiderwort in Alberta

  • Alberta Wildlife Status Report No. 31, prepared by B. Smith

Fact Sheet

Alberta's Western Spiderwort

Recovery Plan and Action Summary

Alberta Western Spiderwort Recovery Plan 2012-2022

  • Alberta Species at Risk Recovery Plan No. 26, prepared by Alberta Environment and Sustainable Resource Development

    For more information, contact:

Alberta Western Spiderwort Recovery Action Summary 2014 – 15

Species at Risk Program Reports

No. 61 – Inventory of Western Spiderwort in Alberta, 2002

  • Alberta Species at Risk Report No. 61, prepared by S. Peters
    Addendum to Report No. 61, prepared by S. Peters

No. 102 – Western Spiderwort Inventory in Alberta, 2005

  • Alberta Species at Risk Report No. 102, prepared by K. Remarchuk

No. 128 - Adopt-a-Plant Alberta: Implementing Recovery Actions for Western Spiderwort 2007-2008

  • Alberta Species at Risk Report No. 38, prepared by R. Ernst

Related Information

Additional information for this species is available at:

Whitebark Pine

Scientific Name: Pinus albicaulis
General Status: At Risk
Detailed Status: Endangered

Detailed Status Report

Status of the Whitebark Pine in Alberta

  • Alberta Wildlife Status Report No. 63, prepared by B. Wilson

Alberta Whitebark Pine Recovery Plan 2013-2018

  • Alberta Species at Risk Recovery Plan No. 34, prepared by The Alberta Whitebark and Limber Pine Recovery Team

Related Information

Additional information for this species is available at:

  • Plants – General
    See Alberta Species at Risk Reports 59 and 134
  • Limber Pine
    See Alberta Species at Risk Brochure for Whitebark and Limber Pine