№ files_lp_4_process_1_26863
Scientific ecological source describing the vegetation structure, dominant species, disturbance regimes, and succession patterns of semi-desert shrub-steppe systems across the Intermountain West, providing reference data for ecological classification and modeling.
Year: 2020
Region: Intermountain West, USA
Document Type: Ecological Model Description
Vegetation Type: Semi-Desert Shrub-Steppe / Steppe-Savanna
Authors: Mike Babler, Vic Ecklund, Chuck Kostecka
Reviewer: Kori Blankenship
Organization: The Nature Conservancy, Colorado State University
Geographic Range: Western Great Basin to Northern Rocky Mountains and Colorado Plateau
Elevation Range: 300–2,500 m
Climate: Continental, hot summers, cold winters, 18–40 cm annual precipitation
Disturbance Types: Fire, drought, insects, wind
Species Highlighted: Artemisia tridentata, Atriplex canescens, Pseudoroegneria spicata, Hesperostipa comata, Achnatherum hymenoides
Succession Classes: Early Development, Mid Development, Late Development
Fire Frequency: Replacement, moderate and low severity, intervals 100–500 years
Scale: 1,000s–10,000 acres for BpS, disturbance patches hundreds of acres
Soil: Deep-soiled to stony flats, ridges, mountain slopes, alluvial fans
Microhabitat Notes: Presence of microphytic crust and subsurface moisture
End References: Branson et al. 1976; Hironaka et al. 1983; Howard 2003; NatureServe 2005, 2007; West 1983
Price: 8 / 10 USD
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