|
|
hoary alison, hoary alyssum, Berteroa incana | tall European annual with downy grey-green foliage and dense heads of small white flowers followed by hairy pods; naturalized in North America; tall European annual with downy grey-green foliage and dense heads of small white flowers followed by hairy pods; naturalized in North America; sometimes a troublesome weed ❲Berteroa incana❳ |