The percentage of bee species recorded at each flower strip that is also found in the surrounding area at distances of 500, 1000, and 1500 m.

 
 
  Part of: Hofmann MM, Renner SS (2020) One-year-old flower strips already support a quarter of a city’s bee species. Journal of Hymenoptera Research 75: 87-95. https://doi.org/10.3897/jhr.75.47507