Group: Spermatophytina (Spermatophytes)
Family: Brassicaceae (Cabbage family)
Genus: Arabidopsis (Rockcress)
Arabidopsis thaliana (L.) Heynh. - Thale Cress
Arabidopsis halleri (L.) O'Kane & Al-Shehbaz - Haller's Rockcress
Arabidopsis arenosa (L.) Lawalrée - Sand Rock-Cress
Arabidopsis petraea (L.) V.I.Dorof. - Lyrate Rockcress
15–50 cm tall. flowers: mostly whitish, rarely violet. pedicels: 3–12 mm long. petals: 4–7 mm long. fruits: siliques, erect or protruding, cross-section flattened, seeds in each fruit-locule 1‑rowed; valves: 1‑nerved, tuberculate. seeds: wingless. stem:
The colours represent the floristic status of the species in the respective region. Green indicates native occurrences, light green naturalized occurrences. Adventive occurrences are represented by light yellow shades and plants that are cultivated (but rarely occur in the wild) are dark yellow. Grey colours are used, if the floristic status of species is unknown or uncertain.
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Natural, established occurences |  |
Artificial occurences |
The color intensity reflects the species' abundance
Data: Floristische Kartierung Deutschlands (Stand 2013), Bundesamt für Naturschutz (www.floraweb.de)
riparian vegetation, mudflat vegetation, reedbeds, perennial herbaceous vegetation, extensively used or natural grassland, dwarf shrub heaths, screes, rocky habitats
in acidic habitats