Silene flos-cuculi (Ragged Robin) is a species of perennial herb in the family carpetweeds. They have a self-supporting growth form. They have simple, broad leaves and capsule fruit. Flowers are visited by Common carder bumblebee, Rhingia campestris, Palpada interrupta, and Lon hobomok. Individuals can grow to 0.52 m.
EOL has data for 22 attributes, including: