Scientific name: Arabis hirsuta (L.) Scop.
Common name: Hairy Rock-cress
Description
Habit: A hairy biennial, to 35 cm high.
Stems: Stiff, erect.
Leaves: Basal rosette leaves undivided, slightly toothed, short- to long-stalked; stem leaves alternate, few, stalkless, usually clasping stem with basal lobes.
Flowers: White, actinomorphic, hermaphrodite, numerous in racemes; sepals 4, free; petals 4, free; stamens 6 and ovary superior.
Fruits: A silique, erect in crowded groups.
Habitat: Limestone pavement, walls and sand-dunes.
Distribution: Very frequent in the Burren, very rare elsewhere.
Native status: Native
Of conservation interest: No