Moravia

Moravia was located in the Hapsburg Empire and later became part of Czechoslovakia. Gregor Mendel and Tati from "The Behavior of the Hawkweeds" grew up here. In the Augustinian monastery, Mendel did his famous experiments on hybridizing peas and later, he tried to also hybridize hawkweeds although he was not successful with this.

Hawkweeds

Hawkweeds are extremely hardy weeds, growing where the soil is too poor for other plants. They are related to asters, daisies, dahlias, thistles, and burdocks. After Nageli tells Mendel to concentrate on hybridizing hawkweeds, Mendel experiments with them but fails to get the expected results, as hawkweeds don't hybridize in rational ways.

Hammarby

In "The English Pupil," Hammarby is Carl Linnaeus's country estate. He pleads with his coachman to take him there even though they are not supposed to leave the city limits. Once there, his daughter and his English pupil, Rotheram, come...