Irish wildflowers sitemap

Photos: Macroom, Co.Cork

Thale Cress
Arabidopsis thaliana
Family: Brassicaceae

Flowering all year round. Annual / biennial. Native.

Very small 4-petalled white flowers, on branched, erect stems.
Basal rosette, leaves slightly hairy, stalked. Upper stems and leaves hairless.
Narrow, curved seedpods. Winter annual. Height: 5-40cm

Open, bare ground. Gardens, waste ground, walls, pavements. Previously rare,
has become common over the last 20 years.

Similar: Whitlow-grass, Erophila verna agg.

Photograph above: Macroom, Co.Cork. April 2007

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