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headshot of Richard E.  Andrus

Richard E. Andrus


Richard Andrus studies systematics, ecology and floristics of Sphagnum mosses with major emphasis on North America. He is currently co-writing a treatment for the flora of North America, and also using bird censusing as a bioindicator of the change in tropical forest ecosystems in Costa Rica.


  • PhD, SUNY College of Environmental Science and Forestry
  • BS, Rensselaer Polytechnic Institute

Research Interests

  • Taxonomy
  • Ecology
  • Biogeography of bryophytes