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Describes the floral structure of broom, particularly the form of the varying anthers. Encloses drawings of anthers and pollen.
Describes in detail his day at home and at the bank in Southampton.
Counted seeds by tens. Sends some.
Discusses his new microscope.
Found 27 flowers of Orchis latifolia and in 16 of them were dead flies of one particular kind.
Suggests sending plant specimens. Asks about visit of Emma and the boys.
WED’s travel plans; an insect he has observed on Orchis maculata.
WED reports on studying the pollen of grass and Valerian through his microscope.
Sends observations on Valeriana officinalis.
Asks for advice on where a local chemist can send his brother’s meteorological observations from Missouri.
WED has been collecting Lythrum plants. Numerical proportions of the three forms.
Sends specimens of the three forms of Lythrum. Remarks on the numerical proportions of different forms.
Has read CD’s long letter on Lythrum and agrees with it. Is examining the pollen of the different types.
Discusses length of pistils, and measuring seeds and pods for botanical work.