CHAPTER XV

ON NETTLES, SENSITIVE PLANTS, ETC.

Stinging nettles at home and abroad--The use of the nettle--Sham nettles--Sensitive plants--Mechanism--Plants alive, under chloroform and ether--Telegraph plant--Woodsorrel--Have plants nerves?--Electricity in the Polar regions--Plants under electric shocks--Currents of electricity in plants--The singing of trees to the electro-magnetic ear--Experiments--Electrocution of vegetables 191