silverweed
(sil′vər wēd′)
noun
- a trailing perennial cinquefoil (Potentilla anserina) with pinnately compound leaves which are silvery beneath
- any of a genus (Argyreia) of tropical, shrubby, climbing plants of the morning-glory family, with silvery leaves
See silverweed in American Heritage Dictionary 4
noun A low-growing, stoloniferous plant (Potentilla anserina) having yellow flowers and rosettes of pinnate leaves that are silvery beneath. Also called goose grass.