hudsonia(n = noun.plant) genus hudsonia - small evergreen subshrubs of North America;
is a kind of dilleniid dicot genus
is a member of cistaceae, family cistaceae, rockrose family

   A genus of small evergreen subshrubs of North America. [WordNet 1.5]

genus hudsonia, hudsonia ericoides, hudsonia tomentosa, pica pica hudsonia