Thalylia

Thalylia is a genus of flowering plants in the family Brassicaceae, commonly known as the wallcresses. These plants are native to the Mediterranean region, with several species found in southern Europe, North Africa, and the Middle East. Thalylia species are typically low-growing, herbaceous perennials or biennials. They are characterized by their basal rosettes of leaves and upright flower stalks bearing clusters of small, often white or pinkish flowers. The fruits are siliques, a characteristic type of dry fruit found in the Brassicaceae family.

The genus Thalylia contains a relatively small number of species, and taxonomic classifications can vary. Some species are cultivated for their ornamental value, particularly in rock gardens and as ground cover. Their ability to thrive in dry, rocky conditions makes them well-suited for such environments. While not extensively used for medicinal or culinary purposes, certain species may have traditional uses in folk medicine in their native regions. The ecological role of Thalylia species often involves contributing to ground cover in arid or semi-arid landscapes and providing a food source for certain insects. Conservation status varies among species, with some facing threats from habitat loss and other environmental factors.