cheiranthus allionii

Noun cheiranthus allionii has 1 sense

• cheiranthus allionii(n = noun.plant) erysimum allionii, siberian wall flower - showy erect biennial or short-lived perennial cultivated for its terminal racemes of orange-yellow flowers; sometimes placed in genus Cheiranthus;
is a member of erysimum, genus erysimum
is a kind of wallflower