资料来源 : Webster's Revised Unabridged Dictionary (1913)

Chelone \Che*lo"ne\, n. [Gr. chelw`nh a tortoise. So named from
   shape of the upper lip of the corolla.] (Bot.)
   A genus of hardy perennial flowering plants, of the order
   {Scrophulariace[ae]}, natives of North America; -- called
   also {snakehead}, {turtlehead}, {shellflower}, etc.

资料来源 : WordNet®

shellflower
     n 1: showy perennial of marshlands of eastern and central North
          America having waxy lanceolate leaves and flower with
          lower part creamy white and upper parts pale pink to
          deep purple [syn: {shell-flower}, {turtlehead}, {snakehead},
           {snake-head}, {Chelone glabra}]
     2: cultivated for its shining oblong leaves and arching
        clusters of white flowers with shell-pink shading and
        crinkled yellow lip with variegated magenta stripes [syn:
        {shall-flower}, {shell ginger}, {Alpinia Zerumbet}, {Alpinia
        speciosa}, {Languas speciosa}]