texas bluebonnet

from WordNet (r) 3.0 (2006)
Texas bluebonnet
    n 1: closely resembles Lupinus subcarnosus; southwestern United
         States (Texas) [syn: {Texas bluebonnet}, {Lupinus
         texensis}]
    2: low-growing annual herb of southwestern United States (Texas)
       having silky foliage and blue flowers; a leading cause of
       livestock poisoning in the southwestern United States [syn:
       {bluebonnet}, {buffalo clover}, {Texas bluebonnet}, {Lupinus
       subcarnosus}]