Marsh Marigold
by
Shop
Caltha palustris
Common & widespread throughout Britain.
The plants have many, 2–3 millimetres (3⁄32–1⁄8 in) thick strongly branching roots.
Its flowering stems are hollow, erect or more or less decumbent.
The alternate true leaves are in a rosette, each of which consist of a petiole that is about four times as long as the kidney-shaped leaf blade, which is between 3–25 cm (1+1⁄4–9+3⁄4 in) long and 3–20 cm (1+1⁄4–7+3⁄4 in) wide.
The leaf possesses a heart-shaped foot, a blunt tip, and a scalloped to toothed, sometime almost entire margin particularly towards the tip.
In their youth the leaves are protected by a membranous sheath, that may be up to 3 cm (1+1⁄4 in) long in fully grown plants.
Flowers from March-July.