Description: English: Trillium erectum blooming in Bird Park, Mount Lebanon, Pennsylvania. Date: 29 April 2015, 15:42:19. Source: Own work. Author: Cbaile19.
Description: English: Flower of Trillium flexipis, taken spring 2007 by Paul Henjum. Date: 30 September 2007 (original upload date). Source: Transferred from en.wikipedia to Commons by JohnnyMrNinja using CommonsHelper. Author: Paul Henjum / Hardyplants at en.wikipedia.
Description: English: Trillium erectum blooming in Bird Park, Mount Lebanon, Pennsylvania. Date: 29 April 2015, 15:42:35. Source: Own work. Author: Cbaile19.