Fern with separate brown spore-leaf. Mustila arboretum, Elimäki, Finland. Planted. 2000-07-03.

Plant with unripe spore fronds. Annala, Helsinki, Finland. Planted. 2007-09-11.

View into the center. It's a cool-looking fern. Kullaa, Finland. Wild. 2000-06-06.

Plant. Kullaa, Finland. Wild. 2000-06-06.

Spring growth. Lammassaari, Helsinki, Finland. Wild. 2000-05-01.

Tops, all curled up. Lammassaari, Helsinki, Finland. Wild. 2000-05-01.

Stand in spring. Lammassaari, Helsinki, Finland. Wild. 2000-05-01.

Plants in spring. Botanical garden Kaisaniemi, Helsinki, Finland. Planted. 2005-05-20.

Plants in spring. Botanical garden Kaisaniemi, Helsinki, Finland. Planted. 2005-05-20.

A closer look at sporeleaves. Annala, Helsinki, Finland. Planted. 2005-01-19.

Spore leaves in winter. Annala, Helsinki, Finland. Planted. 2005-01-19.