Closeup of plant in seed, covered with frost. Turku, Finland. Wild. 2000-09-15.

Plants in seed, covered with frost. Turku, Finland. Wild. 2000-09-15.

A field of flowers. Ylästö, Vantaa, Finland. Wild. 2000-07-12.

Very young spring shoots. Annala, Helsinki, Finland. Wild. 1999-05-25.

Leaf. Vanhakaupunginlahti, Helsinki, Finland. Wild. 1999-05-25.

Spring growth. Maunula, Helsinki, Finland. Wild. 1999-05-15.

Closeup of flower, white form. Chelsea Physic Garden, London, UK. Planted. 1997-07-01.

Flowering stand. Liljendal, Finland. Wild. 1997-06-01.

Flowering stand. Liljendal, Finland. Wild. 1997-06-01.

Plant in flower and seed. Liljendal, Finland. Wild. 1992-08-01.

Closeup of seeds. Liljendal, Finland. Wild. 1992-08-01.

Closeup of flower. Liljendal, Finland. Wild. 1992-08-01.