THE EFFECTS OF CROSS & SELF-FERTILISATION IN THE VEGETABLE KINGDOM.

BY

CHARLES DARWIN, M.A., F.R.S., ETC.




CONTENTS.


CHAPTER I.

INTRODUCTORY REMARKS.

Various means which favour or determine the cross-fertilisation of
plants.--Benefits derived from cross-fertilisation.--Self-fertilisation
favourable to the propagation of the species.--Brief history of the
subject.--Object of the experiments, and the manner in which they were
tried.--Statistical value of the measurements.--The experiments carried
on during several successive generations.--Nature of the relationship of
the plants in the later generations.--Uniformity of the conditions to
which the plants were subjected.--Some apparent and some real causes of
error.--Amount of pollen employed.--Arrangement of the work.--Importance
of the conclusions.


CHAPTER II.