Heimlich has reported Sargent's determination of many of these specimens in the Proc.
Since Heimlich did not report Betula nigra, which unmistakably occurs here, I assume he has confused the two species.
The morbid melancholy of the poet has softened, and death is to him heimlich still vergnügtes Tauschen, silent sweet passing from one state to another.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "heimlich" in a variety of sentences. We hope that you will now be able to make sentences using this word.