Bamboo-leaf oak, akagashi (quercus acuta), konara (quercus serrata), Japanese hornbeam, inuside (carpinus tschonoskii) and sakaki tree (cleyera japonica) grow on the banks of Jinno-gawa River and Kawarabi-gawa River at the foot of Mt. Obako-dake.
伯母子岳山麓の神納川・川原樋川河岸ではシラカシ、アカガシ、コナラ、クマシデ、イヌシデやサカキが見られる。