Stone Parsley - Sison amomum
An erect hairless plant with a nauseating smell when crushed. Stems solid, finely ridged. Leaves pinnate, with 5 to 9 pairs of oblong, toothed leaflets, often lobed. Flowers white, small (1 to 2 mm), in umbels with 3 to 6 uneven rays. Bracts linear, short. Fruit almost globose.
Other smaller white umbellifers with pinnate (but not ferny) leaves
Glabrous, with solid stem and 1-2 pinnate leaves; bracts and bracteoles; fruits glabrous, oval and ridged
A series of photos of the plant in its habitat, with details of flowers (a side-on view of the umbel) fruits and basal leaves
Grassy banks, rough grassland, roadside verges and disturbed ground, generally on heavy soils.
Flowers July to September.
Local from Yorkshire southwards including coastal north Wales.
Now scarce in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 25 of the 617 tetrads.
In the current Checklist (Jeeves, 2011) it is listed as Native; scarce.
It is on the Rare Plant Register
Leicestershire & Rutland Map
Enter a town or village to see local records
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015