Summary[edit] Description: English: Trillium erectum blooming in Bird Park, Mount Lebanon, Pennsylvania. Date: 29 April 2015, 15:42:35. Source: Own work. Author: Cbaile19.
Summary[edit] Description: English: Trillium erectum blooming in Bird Park, Mount Lebanon, Pennsylvania. Date: 29 April 2015, 15:42:19. Source: Own work. Author: Cbaile19.
Summary[edit] Description: English: Trillium flexipes (Bent Trillium) flower in Cuyahoga Valley National Park in northern Ohio. Date: 14 May 2016. Source: Own work. Author: Doppelbrau.