Ruderal Annual Forb Meadow & Grassland
| Type: | Alliance | | Parent classification: | Great Basin-Intermountain Ruderal Dry Shrubland & Grassland | | Scientific Name: | Salsola tragus - Isatis tinctoria - Bassia hyssopifolia Ruderal Annual Forb Alliance | | Location: | United States (Colorado, Arizona, Nevada, Idaho, Utah) | | Description: | This cool, semi-arid interior western U.S. ruderal annual herbaceous alliance is strongly dominated (>90% relative canopy cover) by invasive, exotic annual forb species such as Brassica nigra, Centaurea melitensis, Centaurea solstitialis, Crupina vulgaris, Cynoglossum officinale, Hyoscyamus niger, Isatis tinctoria, or Salsola tragus and occurs in disturbed dry to mesic basins, alluvial fans, and foothills at elevations up to 2200 m. | | Website: | View website |
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