University of Minnesota
University of Minnesota
College of Biological Sciences
http://www.cbs.umn.edu/

Conifers

Picea mariana (Black Spruce)
Pinus strobus (White Pine)
Pinus resinosa (Red Pine)
Abies balsamea (Balsam Fir)
Pinus banksiana (Jack Pine)
Larix laricina (Tamarack)
Thuja occidentalis (White Cedar)