Threatened, Endangered, and Proposed (TEP) Plant Profile

Acanthoscyphus parishii var. goodmaniana, Cushenbury oxytheca.
Flowers of Cushenbury oxytheca. Note the spines on the involucre bracts, distinguishing this genus from the wild buckwheats (Eriogonum species). Photo by Scott Eliason, San Bernardino National Forest.

Acanthoscyphus parishii var. goodmaniana, Cushenbury oxytheca habitat.
Basal leaf rosettes of Cushenbury oxytheca, nestled among the carbonate rocks that make its habitat so attractive for mining limestone. Photo by Chelsea Vollmer, San Bernardino National Forest.

Oxytheca parishii var. goodmaniana, Cushenbury oxytheca range map.
Oxytheca parishii var. goodmaniana range map.

Acanthoscyphus parishii var. goodmaniana, Cushenbury oxytheca

ESA Status

Visit the U.S. Fish & Wildlife Service Species Profile link below for links to listing and other USFWS documents.

  • Listed as: Oxytheca parishii var. goodmaniana
  • PLANTS Database Name: Oxytheca parishii var. goodmaniana
  • Listed Endangered 1994
  • Draft Recovery Plan 1997 (PDF, 2.4 MB)

Threats

The primary threats are associated with limestone mining:

  • Direct removal of mined materials
  • Disposal of overburden on adjacent unmined habitat
  • Road construction

Lesser threats include:

  • Sand and gravel mining
  • Off-highway vehicle use
  • Recreational and urban development
  • Powerline and hydroelectric development
  • Loss of pollinators or seed dispersal agents

Conservation Status

National Forest and Grassland Occurrence

More Information