The current potential plant community is dominated by Mojave buckwheat (Eriogonum fasciculatum), big galleta (Pleuraphis rigida), galleta (Pleuraphis jamesii) and black grama (Bouteloua eriopoda). A high diversity of other shrub species is typically present. A high diversity of annual forbs and grasses are seasonally abundant. Total canopy cover is about 50%, and production is 620 pounds per acre.
Submodel
2.1. buckwheat - big galleta - black grama
2.2. Grazed - Snakeweed – Cheesebush - Threeawn
2.3. Fire regeneration
2.4. Burned and Grazed
State 3 Repeated fire, non-native annual grasses dominate
This State occurs after repeated fire with short fire-return intervals. Red brome, big galleta and black grama dominate the site with a mix of short-lived shrub species.
Model keys
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The Ecosystem Dynamics Interpretive Tool is an information system framework developed by the USDA-ARS Jornada Experimental Range, USDA Natural Resources Conservation Service, and New Mexico State University.