PSU - Behrend

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Locations

1. The Arboretum at Penn State Behrend

   1. Coniferous Trees

      1. Douglas Fir

         Pseudotsuga menziesii

         The Douglas Fir has long, flat, spirally arranged needles that grow directly from the branch and completely surround it. These trees can grow up to 250' in height and 6' in diameter.