What type of category does Arthropodium and Smithiantha have in common?
Arthropodium: Arthropodium is a genus of herbaceous perennial plants in the subfamily Lomandroideae of the family Asparagaceae. Smithiantha: Smithiantha (Temple Bells) is a genus of flowering plants in the Gesneriaceae family, endemic to southern Mexico, primarily in Oaxaca state.
genus