the great white trillium or white wake-robin (frillium grandiflorum) flowering with a single, showy white

frillium grandiflorum bloom blooming blossom botanical bright closeup delicate detailed details flora floral flower forest garden gardening great white trillium green growing largeflowered leaves macro nature outdoors park petals plant pure showy single spring springtime stamens sunlight symbol three wakerobin whorl yellow large-flowered wake-robin flowering atop