matilija poppy(n = noun.plant) california tree poppy, romneya coulteri - tall branching subshrub of California and Mexico often cultivated for its silvery-blue foliage and large fragrant white flowers;
is a kind of subshrub, suffrutex
is a member of genus romneya, romneya

arctic poppy, blue poppy, bush poppy, california poppy, california tree poppy, celandine poppy, clustered poppy mallow, corn poppy, field poppy, flaming poppy, flanders poppy, fringed poppy mallow, horn poppy, horned poppy, iceland poppy, mexican poppy, mexican tulip poppy, opium poppy, oriental poppy, plume poppy, poppy, poppy day, poppy family, poppy mallow, poppy seed, prickly poppy, purple poppy mallow, sea poppy, tree poppy, welsh poppy, western poppy, wind poppy, wood poppy, yellow horned poppy