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
15–40 cm tall. <span class="v1">flowers:</span> whitish (subsp. <i>arenosa</i>) <i>or</i> violet (subsp. <i>borbasii</i>). <span class="v1">petals:</span> <b>5–9 mm long</b>. <span class="v1">fruits:</span> siliques, erect or protruding, cross...
Natural, established occurences | Artificial occurences |
extensively used or natural grassland, dwarf shrub heaths, screes, rocky habitats
in nutrient-poor habitats