He was the husband of mycologist Elise Caroline Destrée de Bommer (1832-1910).
Despite no formal training in botany, in 1856 he acquired a position as an assistant at the Jardin Botanique National de Belgique.
In 1870 he became a professor at the state horticultural school in Vilvorde, followed by a professorship in botany at the University of Brussels (1872).
[2] Although he worked on different types of plants, he was primarily interested in ferns.
At the time of his death, he was working on a monograph of the maidenhair fern genus, Adiantum.