Question: Which genus contains more species, Philadelphus or Sarracenia?
Related documents: [0]  [DOC] Sarracenia ( or ) is a genus comprising 8 to 11 species of North American pitcher plants, commonly called trumpet pitchers. The genus belongs to the family Sarraceniaceae, which also contain the closely allied genera "Darlingtonia" and "Heliamphora". [END] 
[1]  [DOC] Philadelphus ( ) (mock-orange) is a genus of about 60 species of shrubs from 3-20 ft (1-6 m) tall, native to North America, Central America, Asia and (locally) in southeast Europe. [END] 
Answer: 
Philadelphus
Philadelphus