CHAPTER X.

ON THE SENSITIVENESS OF THE LEAVES, AND ON THE LINES OF TRANSMISSION
OF THE MOTOR IMPULSE.

Glands and summits of the tentacles alone sensitive--Transmission of
the motor impulse down the pedicels of the tentacles, and across the
blade of the leaf--Aggregation of the protoplasm, a reflex
action--First discharge of the motor impulse sudden--Direction of the
movements of the tentacles--Motor impulse transmitted through the
cellular tissue-- Mechanism of the movements--Nature of the motor
impulse--Re-expansion of the tentacles...229-261


CHAPTER XI.

RECAPITULATION OF THE CHIEF OBSERVATIONS ON DROSERA ROTUNDIFOLIA.

262-277 [page ix.]


CHAPTER XII.

ON THE STRUCTURE AND MOVEMENTS OF SOME OTHER SPECIES OF DROSERA.

Drosera anglica--Drosera intermedia--Drosera capensis--Drosera
spathulata--Drosera filiformis--Drosera binata--Concluding
remarks...Pages 278-285