Flora of Pennsylvania

Thuja occidentalis gallery

American Arborvitae Gallery

Mature trunk
Mature trunk
Greenwood Furnace (Huntingdon Co)
by Maria G. Pavlova on 02/14/2026
Branches
Branches
Greenwood Furnace (Huntingdon Co)
by Maria G. Pavlova on 02/14/2026
Young tree
Young tree
Greenwood Furnace (Huntingdon Co)
by Maria G. Pavlova on 02/14/2026
Adaptation to substrate
Adaptation to substrate
Greenwood Furnace (Huntingdon Co)
by Maria G. Pavlova on 02/14/2026