The branches of poison oak also contain urushiol oil. Here, branches climb a dead tree. In the winter, they drop their leaves and become difficult to identify. Photograph courtesy of http://www.poison-ivy.org/
The branches of poison oak also contain urushiol oil. Here, branches climb a dead tree. In the winter, they drop their leaves and become difficult to identify. Photograph courtesy of http://www.poison-ivy.org/
The branches of poison oak also contain urushiol oil. Here, branches climb a dead tree. In the winter, they drop their leaves and become difficult to identify. Photograph courtesy of http://www.poison-ivy.org/