Both Bartlettina and Cucumis come from the aster family?
Bartlettina Bartlettina is a genus of flowering plants in the aster family, Asteraceae. They are native to tropical regions of Mesoamerica and South America. The genus was erected to house several plants separated from genus "Eupatorium.
Cusickiella Cusickiella is a small genus containing two species of plants in the mustard family which are native to the western United States. These are mat-forming perennials with a stumpy, branching caudex covered in rounded clusters of tiny, thick leaves. A short stem bears white or yellowish flowers that yield silicles.