Irish wildflowers

Lesser Trefoil
Trifolium dubium
Family: Fabaceae

Flowering time: May-August. Annual. Native.

Globular heads of small, pale yellow flowers, 10-15 in each head. Brown when fruiting. Three triangular-oval leaflets, very small-toothed, stalked central leaflet. Stem and leaves purple-tinged as plant ages. Nearly hairless. Semi-erect or prostrate, to 40cm. Worn as Shamrock on St Patricks Day.

Abundant on dry roadsides, fields, waste ground, dunes.

Similar: Slender Trefoil (T. micranthum)
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