1

The Carnation is but one of them.

2

At La Suchère, I had no way to get hold of a Littré. So I simply noted the words to look up. Those kept of the Littré definitions were inserted opposite these words several weeks later, around the end of September.

3

M.P. refers to Michel Pontremoli and G.A. to Gabriel Audisio.

4

Ci anure. Cyanide.