Brooklime

from WordNet (r) 3.0 (2006)

brooklime
    n 1: European plant having low-lying stems with blue flowers;
         sparsely naturalized in North America [syn: {brooklime},
         {European brooklime}, {Veronica beccabunga}]
    2: plant of western North America and northeastern Asia having
       prostrate stems with dense racemes of pale violet to lilac
       flowers [syn: {brooklime}, {American brooklime}, {Veronica
       americana}]

from The Collaborative International Dictionary of English v.0.48

Brooklime \Brook"lime`\, n. (Bot.)
   A plant ({Veronica Beccabunga}), with flowers, usually blue,
   in axillary racemes. The American species is {Veronica
   Americana}. [Formerly written {broklempe} or {broklympe}.]
   [1913 Webster]