Revision as of 15:15, 29 November 2011 by James B Posey
Orange HawkweedHieracium aurantiacum L.
- Moss, Flora of Alberta – Occasional
- Global Invasive Species Database – No
- NatureServe Rank – Medium
- Haber, Upland – No
- Haber, Wetland – No
- CWF, Status & Invasive Range – Moderate, North America
- Alberta Revegetation Guidelines – No
- The Nature Conservancy – Yes
- CBCN – No
- AB Weed – Prohibited Noxious
Has been noted as a concern in some Alberta protected areas.
Alberta Invasive Plants Council factsheet: 
IUCN Global Invasive Species Database