[4][5][6] Common names include hoary mugwort,[7] Dusty Miller, beach wormwood,[8][9] and oldwoman.

[1] The plants have pale-green to white leaves, which are covered on both surfaces with thick trichomes, giving a silver or whitish appearance.

English plantswoman Valerie Finnis (Lady Scott) was given this form by a Mr Mori during her honeymoon in Japan in 1970.

It was distributed in UK mainly as 'Mori's form', but was also known as 'Boughton Silver' relating to her husband's garden at Boughton House, Northamptonshire.

'Elsworth' is a taller (45 cm) more strongly erect stemmed form with more deeply cut silver leaves.