Lychins chalcedonica

from WordNet (r) 3.0 (2006)

Lychins chalcedonica
    n 1: Eurasian garden perennial having scarlet flowers in dense
         terminal heads [syn: {scarlet lychnis}, {maltese cross},
         {Lychins chalcedonica}]

from The Collaborative International Dictionary of English v.0.48

maltese cross \maltese cross\ n. (Bot.)
   A Eurasian garden perennial ({Lychins chalcedonica}) having
   scarlet flowers in dense terminal heads.

   Syn: scarlet lychnis, {Lychins chalcedonica}.
        [WordNet 1.5]

   2. A cross with triangular or arrow-shaped arms and the
      points toward the center. See illustration under {cross}.
      [WordNet 1.5]