Caltha palustris [Marsh-marigold]
An erect, glabrous, succulent perennial herb with showy, shiny clusters of buttercup-like flowers. Leaves are mostly basal, glossy, heart or kidney-shaped. Stems are thick, hollow, and branching. Grows up to 2 feet tall and inhabits a variety of wetlands - marshes, damp woods, swamps, and bogs.
Habitat & Range
Wet open woods and meadows, marshes, swamps, and bogs.
Wetland Cod: OBL
Flowers April through early July
Flowers rise above leaves; 2 to 5 per stem on naked stalks; bright, shiny yellow with 5 petal-like sepals and highly visible veins radiating from the base. Ring of many yellow stamens in the center.
Cauline leaves alternate, similar to basal, reducing upward.
Fruits divergent follicles, up to 14 mm long, short-beaked. The follicle is initially green and erect, spreading out with age and turning light green-brown, releases the many seeds.