[159]

Tropaeolum minus Sept 29

Left Hand	Right Hand
same leaf as yesterday, but bristle fixed transversely	Bristle fixed transversely
Plant in same position exactly as yesterday
8º 23'    [sketch] glittering point	8º. 23'    line of Bristle to glittering point
8º 38    to light	—
9º.    rising & to light —	day foggy     do
9º 50'    from light & up.	do, but less
10. 25.    gone down	10º— 25    still  going up.
10 50—    still down	10' 50'    a little down
11º 20.    down	11º 20    down
11' 55    rise. sky brighter	11º 55    rise sky brighter
12' 15'    rising	12' 15    rising
12. 48    do sky bright	12. 48'    do sky bright
1º 24—    gone a little from light & upwards— sky with few some light some clouds	1º. 24'    gone down almost parallel to up line [sketch]
2º. 13 —    sinking (after making a loop	2º. 13    has made a little loop & now sinking
2º 40'    from light	2º 40'    from light
3º    do	3º    I think bristle separated, new dot
3º 4'8    down	3º 48'    up (if no error from Bristle)
4 33    from light	4º. 33    from light & a little up.
4 55'    (a sort of axis.	4º 55    from light
5 30'    crossed the old line again	5. 30    from light almost leaving glass leaf bowed & unhealthy
5º 53',
7º. 12'    risen greatly & to right from light
8º 30'    towards window	(Used)
10º P.m    vertically down.
30' 6º 45    a cross. X

 

 

[160]

29 27

Chap. 8

Everyone who has attended to the habits of animals will be able to call instances to mind. But judging from various facts, hereafter to be given, and from the results which may fairly be attributed to sexual selection, the female, though comparatively passive, generally appears commonly toexert a some choice and to accepts some one male in preference to others. Or she may accept, as appearances would sometimes even lead us to believe, the male that is on the part of by the female seems almost as general a fact law as the great eagerness of the male.

We are naturally led to ask enquire why in so many and such widely distinct classes the male has been made rendered more eager than the female, so that he searches for her and plays the more active part in courtship. It would be no gain and some loss of power for if both sexes were mutually to searched for each other; but why should the male almost always be the seeker? With plants, the seeds or spores after fertilisation have to be nourished for a time by the female hence the pollen has is necessarily to be brought to the stigma female organs,— by falling on it the stigma, by through the agency of insects or of the wind, or by the spontaneous movements of the stamens; and with the algæ