Show S sensed of plants plant I 1 the 5 denae en a e most developed develop d in plants la Is that ot of 11 sight ight which en enables 12 bles them to see light but not to distinguish objects this sense limitation Is ig found among many living creatures crEa erca lures tures such as tho the earthworm oyster an and d coral etc which possess no localized visual organ but give proof of 0 the their ir lumin ous impressions by the contractions that they manifest when czin cd to a tay ray ot of sun sunshine hine similarly it Is easy to gauge the influence of light on plants cultivate a plant nant in a room with a window only on one side and its iti stalks in growing will incline toward the source of light fists explain this by suggesting that the side to the dark grows grous more quickly than that exposed to the licht there remains however the fact that the plant has reacted to the light of whose effect it was conscious A sense common to many plants plant is that of 0 touch of 0 this the most illustrative example la is as its name implies the sensitive plant another leaf responsive to the touch Is the th catchfly catch fly whose two halves close down upon the other by means of a central hinge harpers weekly |