Prof. Robert E. Loeb

The Pennsylvania State University, USA

Professor of Biology and Forestry



1984  Ph.D., New York University, USA

1977  B.Sc., Long Island University, USA

Publications (Selected)

  1. Loeb, R, Garthwaite, P., & Transue, M. (2015). None in common, many unique: species selection for gardens of the American South from 1734 to 1825. Studies in the History of Gardens and Designed Landscapes, 35(2:144-171).
  2. in November 13, 2014.
  3. Loeb, R., King, S., & Helton, J. Ridge (2015). Forests in Urban Natural Areas. Natural Areas Journal, 35(2:297-301)
  4. Loeb, R., King, S., & Helton, J. (2014). Human Pathways Are Barriers to Beaver Damage in Urban Forests. Forestry & Urban Greening, 13(2:290-294). Available at:
  5. Loeb, R. (2012). Arboricultural Introductions and Long-term Changes for Invasive Woody Plants in Remnant Urban Forests. Forests, 3(3:745-763).
  6. Loeb, R., Germeraad, J., Griffin, L., & Ward, S. (2011). Arboreal composition changes following Odocoileus virginianus Zimmerman restoration to urban park forests without off-trail park visitor trampling. Urban Forestry & Urban Greening, 10(4:305-310).
  7. Loeb, R., & King, S. (2011). Landslides and the urban forest. Arboriculture & Urban Forestry, 37(5:213-218).
  8. Loeb, R. (2010). Vulnerability of urban park forests to fire related species losses. Arboricultural Journal, 33(2:83-94).
  9. Loeb, R., Germeraad, J., Treece, T., Wakefield, D., & Ward, S. (2010). Effects of 1-year vs annual treatment of Amur honeysuckle in forests. Invasive Plant Science and Management, 3(3:334-339).
  10. Loeb, R. (2010). Diversity gained, diversity lost: Long-term changes in the woody species planted in Central Park, New York City and Fairmount Park, Philadelphia. Studies in the History of Gardens and Designed Landscapes, 30(2:124-151).