''Saxifraga tridactylites'', the rue-leaved saxifrage or " nailwort", is a species of plant in the family

Saxifragaceae Saxifragaceae is a family of Herbaceous plant, herbaceous Perennial plant, perennial flowering plants, within the core eudicot Order (biology), order Saxifragales. The Taxonomy (biology), taxonomy of the family has been greatly revised and the ...

. Rue-leaved saxifrage is a winter-annual herb with distinctive, trilobed, fleshy leaves and red stems. These stems, the leaves and the sepals are covered in numerous sticky glands. In

Great Britain Great Britain is an island in the North Atlantic Ocean off the north-west coast of continental Europe, consisting of the countries England, Scotland, and Wales. With an area of , it is the largest of the British Isles, the List of European ...

, it is associated with dry, open habitats including sand dune grassland, sandy banks and verges, solution hollows on limestone pavement and rock ledges, cliffs and screes, and old sand- and gravel-pits. It is also often found in urban environments on mortared walls, pavements, churchyards, car parks and railway tracks. It is most commonly found on base-rich substrates, often on skeletal soils or virtually bare rock.https://plantatlas2020.org/atlas/2cd4p9h.cwe

References

tridactylites Plants described in 1753 Taxa named by Carl Linnaeus Flora of Malta {{Saxifragaceae-stub