They have heat within them in consequence of which leaf, bark, fruit and flower, are seen to droop. They sicken and dry up. That shows they have perception of touch. Through sound of wind and fire and thunder, their fruits and flowers drop down. Sound is perceived through the ear.
Trees have, therefore, ears and do hear.
A creeper winds round a tree and goes about all its sides. A blind thing cannot find its way. For this reason it is evident that trees have vision. It is plain that trees have scent. They drink water by their roots.