ornithogalum_umbellatum
1. [ noun ] (botany) common Old World herb having grasslike leaves and clusters of star-shaped white flowers with green stripes; naturalized in the eastern United States
Synonyms: sleepy_dick summer_snowflake starflower
Related terms: star-of-Bethlehem
Similar spelling:   Ornithogalum_pyrenaicum
  Ornithogalum_thyrsoides