It is the genus that gives the characters, and not the characters that make the genus.

A professor can never better distinguish himself in his work than by encouraging a clever pupil, for the true discovers are among them, as comets amongst the stars.

The names of the plants ought to be stable [certa], consequently they should be given to stable genera.

The plant kingdom covers the entire earth, offering our senses great pleasure and the delights of summer.

Blessed be the Lord for the beauty of summer and spring, for the air, the water, the verdure, and the song of birds.

We admit as many genera as there are different groups of natural species of which the fructification has the same structure.

A herbarium is better than any illustration; every botanist should make one.