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Lesser Spearwort Buttercup family
Ranunculus flammula Ranunculaceae

Lesser Spearwort is a common plant of marshes and damp grassland. It gets its name from its leaves, which unlike other buttercups are long and spear-shaped. The plant can be erect or prostrate, with green or red furrowed stems. The juice is very irritating, and was formerly used for blistering.

Lesser Spearwort plant Lesser Spearwort flowers

Leaves Stem Seeds
Spear-shaped leaves
and red stems
Furrowed stem Seeds (achenes)



Technical Information
Perennial herb, either erect or prostrate, sometimes rooting at some nodes
Stems often reddish, stalks slightly hairy
Leaves: upper leaves sessile and narrowly lance-shaped; lower leaves stalked and broader
Calyx: 5 yellowish sepals
Flowers: bright yellow petals, 7-20mm across
Flowering time: April-September
Habitat: Damp or wet places
Distribution: Common throughout Britain




Farnham Park |  Farnham Park plant list (text) |  Farnham Park flower list (pictures)