kingcup
The wetland fringes are planted with great drifts of marsh marigold.
Marsh marigolds and water crowsfoot lined the canal as he started his walk.
I love the double buttercup-yellow flowers of the marsh marigold, Caltha palustris "Flore Pleno".

SMART Vocabulary: related words and phrases

Flowers & flowering plants
aconite
adam-and-eve
aeonium
African daisy
agapanthus
edelweiss
eglantine
elderflower
elephant ear
erythronium
locoweed
loosestrife
lords-and-ladies
lotus
love-in-a-mist
sedum
sego lily
self-heal
senecio
sensitive plant

You can also find related words, phrases, and synonyms in the topics:

Water & marsh plants, bushes & trees