. . . . . . . . . "Urophora stylata" . . "Cirsium vulgare" . . "Stephen Thorpe. 2013. Urophora stylata interaction->herbivore of Cirsium vulgare. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/949157> on 05 Apr 2018." . . . . "http://iNaturalist.org is a place where you can record what you see in nature, meet other nature lovers, and learn about the natural world." .