Threatened, Endangered, and Proposed (TEP) Plant Profile
Orcuttia tenuis. Photo by Sallie Herman, Lassen National Forest.
slender Orcutt grass plants and habitat in vernal pool on flats behind a major basaltic escarpment north of Lassen Peak. Photo by Sallie Herman, Lassen National Forest.
Orcuttia tenuis range map.
Orcuttia tenuis, slender Orcutt grass
Visit the U.S. Fish & Wildlife Service Species Profile link below for links to listing and other USFWS documents.
- Habitat loss, fragmentation, alteration, and degradation
- Altered hydrology
- Invasive species
- Contaminants such as herbicides and fertilizers
- Human waste, recreational use, and vandalism
- Loss of pollinator species
- Inappropriate livestock grazing
- Climate and environmental change
- Off-road vehicle use
- Small population sizes, causing vulnerability to random natural events
- Conversion of vernal pool habitats to intensive agricultural uses
- Mining activities, particularly gravel and clay mining
National Forest and Grassland Occurrence
U.S. Forest Service
1400 Independence Ave., SW, Mailstop Code: 1103
Washington DC 20250-1103
Last modified: Wednesday, 13-Oct-2010 14:36:34 EDT