Classic texts: Rafinesque 1830.
Caltha palustris
Caltha palustris L..
Engl.: marsh marigold, American cowslip, yellow marsh marigold.
Deu.: Sumpfdotterblume, Gewöhnliche Sumpfdotterblume, Sumpf-Dotterblume.
Suom.: rentukka, rantarentukka.
Sven.: kalvleka, kabbeleka, kabbleka.
Bot. syn.: Caltha minor Mill.
Caltha palustris L.. Engl.: marsh marigold, American cowslip, yellow marsh marigold. Deu.: Sumpfdotterblume, Gewöhnliche Sumpfdotterblume, Sumpf-Dotterblume. Suom.: rentukka, rantarentukka. Sven.: kalvleka, kabbeleka, kabbleka. Bot. syn.: Caltha minor Mill.
Caltha palustris L.. Engl.: marsh marigold, American cowslip, yellow marsh marigold. Deu.: Sumpfdotterblume, Gewöhnliche Sumpfdotterblume, Sumpf-Dotterblume. Suom.: rentukka, rantarentukka. Sven.: kalvleka, kabbeleka, kabbleka. Bot. syn.: Caltha minor Mill.
Photo: Caltha palustris 9.
Flowering plants in rust-red water. Siltamäki, Helsinki, Finland. Wild. 2008-04-28. 
Photo: Caltha palustris 5.
Flowering plant. Lammassaari, Helsinki, Finland. Wild. 2005-05-26. Photo: Caltha palustris 6.
Flowering plant. Lammassaari, Helsinki, Finland. Wild. 2005-05-26. Photo: Caltha palustris 7.
Flower. Lammassaari, Helsinki, Finland. Wild. 2005-05-26. Photo: Caltha palustris 8.
Flowers. Lammassaari, Helsinki, Finland. Wild. 2005-05-26. Photo: Caltha palustris 1.
Closeup of flower. Helsinki, Finland. Wild. 1996-05-01. Photo: Caltha palustris 2.
Flowering plant. Helsinki, Finland. Wild. 1996-05-01. Photo: Caltha palustris 3.
Closeup of flower. Helsinki, Finland. Wild. 1996-05-01. Photo: Caltha palustris.
Flowering plants. Looks a lot like lesser celandine, Ranunculus ficaria. Helsinki, Finland. Wild. 1996-05-01. 