question: Which genus has more species, Stenotus or Aeonium?
answer: Aeonium
context: Title: Stenotus (plant)
  Passage: Stenotus is a genus of flowering plants in the daisy family, Asteraceae.  There are four species, all native to western North America.  They are known commonly as mock goldenweeds.
  Title: Stenotus (bug)
  Passage: Stenotus is a genus of plant bugs (family Miridae), containing the following species:
  Title: Aeonium
  Passage: Aeonium (tree houseleek) is a genus of about 35 species of succulent, subtropical plants of the family Crassulaceae.  Many species are popular in horticulture.  The genus name comes from the ancient Greek "aionos" (ageless).  While most of them are native to the Canary Islands, some are found in Madeira, Morocco, and in East Africa (for example in the Semien Mountains of Ethiopia).
citations: Stenotus (plant) Aeonium