caltha palustris, known as marsh marigold and kingcup, biebrzanski national park, poland.

absence and area atmosphere background biebrza biebrzanski bloom blossom bright calm caltha environment family flower grass herbaceous idyllic kingcup known landscape leaf lush marigold marigolds marsh medium national nature palustris park perennial plant poland polen protected ranuncul ranunculaceae reed reserve river size small stem tranquil tree wet wetland yellow