Oregon State University

Endress, Bryan

Courtesy Professor
Institute for Conservation Research
15600 San Pasqual Valley Road
Escondido, CA 92027

Office Location: 
Institute for Conservation Research
Phone: 
760-291-5486
Email Address: 
Specialty: 

Population and Community Ecology, Natural Resource Management

Educational Background: 
  • B.A. 1995, Luther College (Biology)
  • M.S. 1997, University of Illinois at Urbana-Champaign (Forestry)
  • Ph.D. 2002, Miami University (Botany)
Research Interests: 

Forest dynamics, rangeland and forest ecology; plant-animal interactions, natural resource management, restoration, non-timber forest products, community-based conservation, protected area management.

Research Support: 
  • USDA Forest Service: “Effects of land use, habitat management, and restoration on vegetation dynamics and plant-animal interactions.” 2012-2013. $25,000.
  • The Nature Conservancy: “Tecate Cypress conservation and management.” 2012-2014. $50,000.
  • TransNet: “Development of landscape management and habitat restoration plan for coastal Cactus Wrens.” 2012-2015. $269,339.
  • BLM: “Seeds of Success: Seed Banking for North America.” 2010-1014. $100,000.
  • Southwest Riverside County Multi-Species Reserve: “Improving success of Stephen's kangaroo rat translocations through grassland restoration.” 2010-2012. $66,500.
  • Lakeside Foundation: “Community-based palm resource management in Latin America.” 2009-2011. $38,000.
  • TransNet: “Cactus Scrub restoration to conserve coastal Cactus Wren populations in San Pasqual Valley.” 2009-2012. $325,910.
  • USDA NRI: “Importance of past land use and native seed limitation on invasive plant abundance and the maintenance of exotic-dominated rangelands.” 2007-2011. Co-PI with S. Radosevich and C. Parks. $262,905.
  • USDA Forest Service: “Effects of ungulate-disturbance interactions on native and nonnative plant communities in Northeast Oregon.” 2005-2010. $226,000.
Current/Recent Programs: 

Palm ecology and resource management, grassland and shrubland restoration and habitat management, forest responses to ungulate herbivory-episodic disturbance interactions, biocultural conservation, tropical forest management.

Postdoctoral Fellows

  • Leonel Lopez-Toledo (tropical forest management)
  • Erin Conlisk (spatial ecology and conservation)
Selected Publications: 
  1. Endress, B.A., M.J. Wisdom, M. Vavra, C.G. Parks, B.L. Dick, B.J. Naylor, and J.M. Boyd. In press. Effects of ungulate herbivory on aspen, cottonwood, and willow development under forest fuels treatment regimes. Forest Ecology and Management.
  2. Endress, B.A., C.G. Parks, B.J. Naylor, S.R. Radosevich, and M. Porter. In press. Grassland responses to herbicides and seeding of native grasses six years post-treatment. Invasive Plant Science and Management.
  3. Lopez-Toledo, L., B.A. Endress, N. Anten, D. Ackerly and M. Martinez-Ramos. In press. Resilience to chronic defoliation in an understory dioecious palm. Journal of Ecology.
  4. Ash, J.D., D.L. Gorchov, and B.A. Endress. In press. Assessment of sustainable leaf harvest from the understory palm, Chamaedorea radicalis. Southwestern Naturalist.
  5. Horn, C.M. M. Gilmore, and B.A. Endress. 2012. Ecological and Socio-economic factors influencing of aguaje (M. flexuosa) resource management in two indigenous communities of the Peruvian Amazon. Forest Ecology and Management: 267: 93-103.
  6. McCullough, S.A. and B.A. Endress. 2012. Do postfire mulching treatments affect plant community regeneration in California shrublands? Environmental Management: 49:142–150.
  7. Lopez-Toledo, L., C. M. Horn, and B.A. Endress. 2011. Environmental factors and human impacts on non-timber forest products: the case of Brahea aculeata in northwestern Mexico. Forest Ecology and Management 261: 1901-1910.
  8. Berry, E., D.L. Gorchov, and B.A. Endress. 2011. Source-sink population dynamics and sustainable leaf harvest of the understory palm Chamaedorea radicalis. In Sources, Sinks and Sustainability, ed. Jianguo Liu, Vanessa Hull, Anita T. Morzillo and John A. Wiens. Cambridge University Press. Pages 450-474.
  9. Endress, B.A., C.G. Parks, S.R. Radosevich, B.J. Naylor, and P. Cunningham. 2008. Herbicide and native grass seeding effects on Potentilla recta infested grasslands. Invasive Plant Science and Management 1: 50-58.
  10. Bartuszevige, A., and B.A. Endress. 2008. Do ungulates facilitate native and exotic plant spreads? Seed dispersal by cattle, elk, and deer in northeastern Oregon. Journal of Arid Environments 72: 904- 913.
  11. Berry, E., D.L. Gorchov, B.A. Endress, and M.H.H. Stevens. 2008. Source-sink dynamics within a plant population: the impact of substrate and herbivory on palm demography. Population Ecology 50: 63-77.
  12. Endress, B.A., B.N. Naylor, C.G. Parks, and S.R. Radosevich. 2007. Landscape factors influencing the abundance and dominance of the invasive plant Potentilla recta. Rangeland Ecology and Management 60: 218-224.
  13. Endress, B.A., S.R. Radosevich, B.N. Naylor, J. Wells, and C.G. Parks. 2006. Beyond inventory/survey and monitoring: risk assessment and management. In L. Rew and M. Porkorny (editors): Inventory and survey methods for nonindigenous plant species. Pp. 70-74. Center for Invasive Plant Management, Bozeman, MT.
  14. Endress, B.A., D.L. Gorchov, and E.J. Berry. 2006. Sustainability of a non-timber forest product: effects of alternative leaf harvest practices over six years on yield and demography of the palm Chamaedorea radicalis. Forest Ecology and Management. 234: 181-191.
  15. Perkins, D.L., C.G. Parks, K.A. Dwire, B.A. Endress, and K. Johnson.2006. Age structure and age-related performance of sulfur cinquefoil (Potentilla recta). Weed Science 54: 87-93.
  16. Parks, C.G., S.R. Radosevich, B.A. Endress, B.J. Naylor, D. Anzinger, L. J. Rew, B.D. Maxwell, K.A. Dwire. 2005. Non-indigenous plant invasions of the Pacific Northwest mountain ecoregions in the United States of America. Perspectives in Plant Ecology, Evolution and Systematics 7:137-158.
  17. Radosevich, S.R., B.A. Endress, and C.G. Parks. 2005. Defining an approach for regional invasive species research and management. In K. Inderjet (editor): Ecological and agricultural aspects of invasive plants. Pages: 141-166. Birkhauser-Verlag Publishers, the Netherlands.
  18. Naylor B.J., B.A. Endress, and C.G. Parks. 2005. Multi-scale detection of sulfur cinquefoil using aerial photography. Rangeland Ecology and Management 58: 447-551.
  19. Endress, B.A., D.L. Gorchov and R.B. Noble. 2004. Nontimber forest product extraction: effects of harvest and browsing on an understory palm. Ecological Applications 14: 1139-1153.
  20. Endress, B.A., D.L. Gorchov, M.B. Peterson, E.P. Serrano. 2004. Harvest of the palm Chamaedorea radicalis, its effects on leaf production, and implications for sustainable management. Conservation Biology 18: 822-830.
  21. Endress, B.A. 2002. The importance of endemic species to forest succession in Palau. Micronesica 34: 141-153. 22. Endress, B.A. and J.D. Chinea. 2001. Landscape patterns of tropical forest recovery in the Republic of Palau. Biotropica 33: 555-565.
  22. Endress, B.A. and J.D. Chinea. 2001.  Landscape patterns of tropical forest recovery in the Republic of Palau.  Biotropica 33: 555-565.